refactor(workspace): decompose project into multiple crates

crates/cli/src/auth.rs

@@ -0,0 +1,188 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use std::process;
+
+use console::style;
+use dialoguer::{theme::ColorfulTheme, Select};
+use reqwest::Client;
+
+use bichon_core::{
+    account::payload::MinimalAccount,
+    users::{permissions::Permission, view::UserView},
+};
+
+use crate::BichonCtlConfig;
+
+pub async fn verify_user_and_get_account(config: &BichonCtlConfig, theme: &ColorfulTheme) -> u64 {
+    let client = Client::new();
+    let url = format!("{}/api/v1/current-user", config.base_url);
+
+    let response = match client
+        .get(&url)
+        .header("Authorization", format!("Bearer {}", config.api_token))
+        .send()
+        .await
+    {
+        Ok(res) => res,
+        Err(e) => {
+            eprintln!(
+                "\n{} {}",
+                style("✘ Network Error:").red().bold(),
+                "Could not connect to Bichon service."
+            );
+            eprintln!("{} {}", style("Details:").dim(), e);
+            eprintln!(
+                "\n{} Please check if the Base URL is correct and the server is running.",
+                style("Tip:").cyan()
+            );
+            process::exit(1);
+        }
+    };
+
+    if !response.status().is_success() {
+        let status = response.status();
+        let error_body = response
+            .text()
+            .await
+            .unwrap_or_else(|_| "No error detail provided".to_string());
+
+        eprintln!(
+            "\n{} Server returned an error (Status: {})",
+            style("✘ API Error:").red().bold(),
+            style(status).yellow()
+        );
+
+        if status == 401 {
+            eprintln!(
+                "{} Your API Token seems to be invalid or expired.",
+                style("Context:").dim()
+            );
+        } else if status == 404 {
+            eprintln!(
+                "{} The endpoint was not found. Please check your Base URL.",
+                style("Context:").dim()
+            );
+        }
+
+        eprintln!("{} {}", style("Response:").dim(), error_body);
+        process::exit(1);
+    }
+
+    let user: UserView = response.json().await.expect("Failed to parse user data");
+    println!("Welcome, {}!", style(&user.username).cyan());
+
+    let account_list_url = format!(
+        "{}/api/v1/minimal-account-list?only_nosync=true",
+        config.base_url
+    );
+    let acc_response = client
+        .get(&account_list_url)
+        .header("Authorization", format!("Bearer {}", config.api_token))
+        .send()
+        .await
+        .expect("Failed to fetch account list");
+
+    if !acc_response.status().is_success() {
+        panic!(
+            "Failed to retrieve accounts. Status: {}",
+            acc_response.status()
+        );
+    }
+
+    let accounts: Vec<MinimalAccount> = acc_response
+        .json()
+        .await
+        .expect("Failed to parse minimal account list");
+
+    if accounts.is_empty() {
+        println!(
+            "\n{}",
+            style("Error: No 'nosync' accounts found.").red().bold()
+        );
+        println!(
+            "{}",
+            style("Mail import is only supported for 'nosync' type accounts.").dim()
+        );
+        println!(
+            "Please create a new {} account in the Bichon web interface first.",
+            style("Nosync").bold().yellow()
+        );
+        process::exit(1);
+    }
+    let required_permission = Permission::DATA_IMPORT_BATCH;
+    let mut selectable_accounts = Vec::new();
+    let mut options = Vec::new();
+
+    for acc in accounts {
+        let has_permission = if let Some(perms) = user.account_permissions.get(&acc.id) {
+            perms.iter().any(|p| p == required_permission)
+        } else {
+            user.global_permissions
+                .iter()
+                .any(|p| p == Permission::DATA_MANAGE_ALL || p == Permission::ROOT)
+        };
+
+        let status_prefix = if has_permission {
+            style(" [READY] ").green()
+        } else {
+            style(" [NO PERMISSION] ").red()
+        };
+
+        options.push(format!(
+            "{}{} - {}",
+            status_prefix,
+            style(&acc.email).bold(),
+            style(format!("ID: {}", acc.id)).dim()
+        ));
+
+        selectable_accounts.push((acc, has_permission));
+    }
+
+    let selection = Select::with_theme(theme)
+        .with_prompt("Select the target account for import")
+        .items(&options)
+        .default(0)
+        .max_length(10)
+        .interact()
+        .unwrap();
+
+    let (selected_acc, can_import) = &selectable_accounts[selection];
+
+    if !*can_import {
+        eprintln!(
+            "\n{} You do not have '{}' permission for account {}.",
+            style("✘ Permission Denied:").red().bold(),
+            style(required_permission).yellow(),
+            style(&selected_acc.email).cyan()
+        );
+        eprintln!(
+            "{} Please contact your administrator to upgrade your role for this account.",
+            style("Tip:").dim()
+        );
+        process::exit(1);
+    }
+
+    println!(
+        "{} Targeting account: {}",
+        style("✔").green(),
+        style(&selected_acc.email).cyan().bold()
+    );
+
+    selected_acc.id
+}

crates/cli/src/eml/mod.rs

@@ -0,0 +1,150 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use std::{
+    collections::HashMap,
+    fs,
+    path::{Path, PathBuf},
+};
+
+use console::style;
+use dialoguer::{theme::ColorfulTheme, Input};
+use mail_parser::MessageParser;
+use reqwest::Client;
+
+use bichon_core::base64_encode_url_safe;
+
+use crate::{sender::send_batch_request, BichonCtlConfig};
+
+pub async fn handle_eml_directory_import(
+    config: &BichonCtlConfig,
+    account_id: u64,
+    theme: &ColorfulTheme,
+) {
+    let root_str: String = Input::with_theme(theme)
+        .with_prompt("Enter the ROOT directory to scan for .eml files")
+        .validate_with(|input: &String| {
+            let p = std::path::Path::new(input);
+            if p.exists() && p.is_dir() {
+                Ok(())
+            } else {
+                Err("Directory not found.")
+            }
+        })
+        .interact_text()
+        .unwrap();
+
+    let root_path = std::path::PathBuf::from(root_str);
+    let mut tasks: HashMap<String, Vec<PathBuf>> = HashMap::new();
+    println!(
+        "{}",
+        style("🔍 Scanning recursively using std::fs...").dim()
+    );
+    if let Err(e) = scan_dir(&root_path, &root_path, &mut tasks) {
+        eprintln!("Error scanning directory: {}", e);
+        return;
+    }
+
+    if tasks.is_empty() {
+        println!("{}", style("No .eml files found.").yellow());
+    } else {
+        process_and_upload(config, account_id, tasks).await;
+    }
+}
+
+fn scan_dir(
+    root: &Path,
+    current: &Path,
+    tasks: &mut HashMap<String, Vec<PathBuf>>,
+) -> std::io::Result<()> {
+    if current.is_dir() {
+        for entry in fs::read_dir(current)? {
+            let entry = entry?;
+            let path = entry.path();
+
+            if path.is_dir() {
+                scan_dir(root, &path, tasks)?;
+            } else if path.is_file() {
+                if path.extension().and_then(|s| s.to_str()) == Some("eml") {
+                    let rel_path = path.strip_prefix(root).unwrap_or(Path::new(""));
+                    let mailbox_name = rel_path
+                        .parent()
+                        .map(|p| p.to_string_lossy().replace('\\', "/"))
+                        .unwrap_or_default();
+                    let folder = if mailbox_name.is_empty() {
+                        "Inbox".to_string()
+                    } else {
+                        mailbox_name
+                    };
+                    tasks.entry(folder).or_insert_with(|| Vec::new()).push(path);
+                }
+            }
+        }
+    }
+    Ok(())
+}
+
+async fn process_and_upload(
+    config: &BichonCtlConfig,
+    account_id: u64,
+    tasks: HashMap<String, Vec<PathBuf>>,
+) {
+    let client = Client::new();
+    let batch_size = 50;
+
+    for (mailbox, files) in tasks {
+        println!("\n🚀 Processing mailbox: {}", style(&mailbox).cyan().bold());
+
+        let mut current_batch = Vec::new();
+
+        for file_path in files {
+            let body = match fs::read(&file_path) {
+                Ok(b) => b,
+                Err(e) => {
+                    eprintln!(
+                        "  {} Failed to read file {:?}: {}",
+                        style("✘").red(),
+                        file_path,
+                        e
+                    );
+                    continue;
+                }
+            };
+
+            if MessageParser::new().parse(&body).is_some() {
+                let b64_content = base64_encode_url_safe!(&body);
+                current_batch.push(b64_content);
+
+                if current_batch.len() >= batch_size {
+                    let to_send = current_batch;
+                    current_batch = Vec::with_capacity(batch_size);
+                    send_batch_request(&client, config, account_id, &mailbox, to_send).await;
+                }
+            } else {
+                eprintln!(
+                    "  {} Invalid format, skipping: {:?}",
+                    style("⚠").yellow(),
+                    file_path
+                );
+            }
+        }
+        if !current_batch.is_empty() {
+            send_batch_request(&client, config, account_id, &mailbox, current_batch).await;
+        }
+    }
+}

crates/cli/src/main.rs

@@ -0,0 +1,150 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use bichon_core::bichon_version;
+use clap::Parser;
+use console::style;
+use dialoguer::{theme::ColorfulTheme, Confirm, Input, Select};
+use serde::{Deserialize, Serialize};
+use std::fs;
+
+use crate::{
+    auth::verify_user_and_get_account, eml::handle_eml_directory_import,
+    mbox::handle_mbox_single_file_import, pst::handle_pst_import,
+    thunderbird::handle_thunderbird_import,
+};
+
+pub mod auth;
+pub mod eml;
+pub mod mbox;
+pub mod pst;
+pub mod sender;
+pub mod thunderbird;
+
+#[derive(Parser, Debug)]
+#[command(
+    name = "bichonctl",
+    author = "rustmailer",
+    version = bichon_version!(),
+    about = "A CLI tool to import email data into Bichon service"
+)]
+pub struct BichonCli {
+    /// Path to the configuration file
+    #[arg(
+        short,
+        long,
+        default_value = "config.toml",
+        value_name = "FILE",
+        help = "Sets a custom config file"
+    )]
+    pub config: std::path::PathBuf,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct BichonCtlConfig {
+    pub base_url: String,
+    pub api_token: String,
+}
+
+#[tokio::main]
+async fn main() {
+    let cli = BichonCli::parse();
+    let theme = ColorfulTheme::default();
+    let config_path = &cli.config;
+    let mut current_config: Option<BichonCtlConfig> = None;
+
+    if config_path.exists() {
+        if let Ok(content) = fs::read_to_string(config_path) {
+            if let Ok(config) = toml::from_str::<BichonCtlConfig>(&content) {
+                println!("{}", style("✔ Existing configuration found:").green());
+                println!("  Base URL: {}", style(&config.base_url).yellow());
+                println!(" API Token: {}", style(&config.api_token).yellow());
+
+                // Confirm with user
+                if Confirm::with_theme(&theme)
+                    .with_prompt("Do you want to use this configuration?")
+                    .default(true)
+                    .interact()
+                    .unwrap()
+                {
+                    current_config = Some(config);
+                }
+            }
+        }
+    }
+
+    let final_config = match current_config {
+        Some(conf) => conf,
+        None => {
+            println!("\n{}", style("Please enter Bichon service details:").bold());
+
+            let url: String = Input::with_theme(&theme)
+                .with_prompt("Bichon Base URL")
+                .default("http://localhost:15630".into())
+                .interact_text()
+                .unwrap();
+
+            let token: String = Input::with_theme(&theme)
+                .with_prompt("API Token")
+                .interact_text()
+                .unwrap();
+
+            let conf = BichonCtlConfig {
+                base_url: url,
+                api_token: token,
+            };
+
+            // 3. Offer to save the new configuration
+            if Confirm::with_theme(&theme)
+                .with_prompt("Save this configuration for future use?")
+                .default(true)
+                .interact()
+                .unwrap()
+            {
+                let toml_str = toml::to_string(&conf).unwrap();
+                fs::write(config_path, toml_str).expect("Failed to save config file");
+                println!("{}", style("Configuration saved successfully!").green());
+            }
+            conf
+        }
+    };
+
+    let target_account_id = verify_user_and_get_account(&final_config, &theme).await;
+
+    let import_modes = &[
+        "1. EML: Scan directory recursively (Maintains folder structure)",
+        "2. MBOX: Single archive file (Stream from one file)",
+        "3. Thunderbird: Import from local profile directory",
+        "4. PST: Outlook Personal Storage (Single .pst file)",
+    ];
+
+    let mode_idx = Select::with_theme(&theme)
+        .with_prompt("Select import method")
+        .items(import_modes)
+        .default(0)
+        .interact()
+        .unwrap();
+
+    match mode_idx {
+        0 => handle_eml_directory_import(&final_config, target_account_id, &theme).await,
+        1 => handle_mbox_single_file_import(&final_config, target_account_id, &theme).await,
+        2 => handle_thunderbird_import(&final_config, target_account_id, &theme).await,
+        3 => handle_pst_import(&final_config, target_account_id, &theme).await,
+        _ => unreachable!(),
+    }
+}

crates/cli/src/mbox/gmail.rs

@@ -0,0 +1,62 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+use std::collections::HashSet;
+
+pub fn determine_folder(labels_raw: &str) -> String {
+    let mut status_blacklist = HashSet::new();
+    status_blacklist.insert("Opened");
+    status_blacklist.insert("Unread");
+    status_blacklist.insert("Archived");
+
+    let all_labels: Vec<&str> = labels_raw
+        .split(',')
+        .map(|s| s.trim())
+        .filter(|s| !s.is_empty())
+        .collect();
+
+    if all_labels.is_empty() {
+        return "Unknown".to_string();
+    }
+
+    let filtered: Vec<&str> = all_labels
+        .iter()
+        .filter(|&&l| !status_blacklist.contains(l))
+        .cloned()
+        .collect();
+
+    match filtered.len() {
+        // Case A: If all labels were status labels, fallback to the first original label
+        0 => all_labels[0].to_string(),
+        // Case B: If only one label remains, that's our target destination
+        1 => filtered[0].to_string(),
+        // Case C: Multiple labels remain (e.g., ["Inbox", "medium"])
+        _ => {
+            // Prioritize custom business labels by excluding generic locations like "Inbox" or "Sent"
+            let business_label = filtered.iter().find(|&&l| l != "Inbox" && l != "Sent");
+
+            match business_label {
+                // Return the first non-generic label found
+                Some(label) => label.to_string(),
+                // If only generic labels remain (e.g., ["Sent", "Inbox"]), pick the first available
+                None => filtered[0].to_string(),
+            }
+        }
+    }
+}

crates/cli/src/mbox/mod.rs

@@ -0,0 +1,186 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use std::collections::HashMap;
+use std::path::PathBuf;
+
+use crate::mbox::gmail::determine_folder;
+use crate::mbox::reader::MboxFile;
+use crate::sender::send_batch_request;
+use crate::BichonCtlConfig;
+use bichon_core::base64_encode_url_safe;
+use console::style;
+use dialoguer::{theme::ColorfulTheme, Input};
+use dialoguer::{Confirm, Select};
+use mail_parser::parsers::MessageStream;
+use mail_parser::MessageParser;
+use reqwest::Client;
+
+pub mod gmail;
+pub mod reader;
+
+pub async fn handle_mbox_single_file_import(
+    config: &BichonCtlConfig,
+    account_id: u64,
+    theme: &ColorfulTheme,
+) {
+    let path_str: String = Input::with_theme(theme)
+        .with_prompt("Enter the path to your SINGLE .mbox file")
+        .validate_with(|input: &String| {
+            let p = std::path::Path::new(input);
+            if !p.exists() {
+                return Err("The specified path does not exist.");
+            }
+            if !p.is_file() {
+                return Err("MBOX mode requires a SINGLE file, not a directory.");
+            }
+            Ok(())
+        })
+        .interact_text()
+        .unwrap();
+
+    let mbox_path = PathBuf::from(path_str);
+
+    let options = vec![
+        "Use labels from mail headers (X-Gmail-Labels)",
+        "Specify a single target folder for all emails",
+    ];
+
+    let selection = Select::with_theme(theme)
+        .with_prompt("How should we determine the target folder?")
+        .items(&options)
+        .default(0)
+        .interact()
+        .unwrap();
+
+    let target_folder: Option<String> = match selection {
+        0 => None,
+        1 => {
+            let folder: String = Input::with_theme(theme)
+                .with_prompt("Target folder name")
+                .default("INBOX".into())
+                .interact_text()
+                .unwrap();
+            Some(folder)
+        }
+        _ => unreachable!(),
+    };
+
+    if let Some(ref folder) = target_folder {
+        println!(
+            "{}",
+            style(format!("Mode: Fixed folder ({})", folder)).dim()
+        );
+    } else {
+        println!("{}", style("Mode: Dynamic (header-based)").dim());
+    }
+
+    println!(
+        "\n{} Ready to process MBOX file: {}",
+        style("✔").green(),
+        style(mbox_path.display()).cyan()
+    );
+
+    if let Ok(meta) = std::fs::metadata(&mbox_path) {
+        let size_mb = meta.len() as f64 / 1024.0 / 1024.0;
+        println!(
+            "{}",
+            style(format!("Processing file: {:.1} MB", size_mb)).dim()
+        );
+    }
+
+    if Confirm::with_theme(theme)
+        .with_prompt("Start importing?")
+        .default(true)
+        .interact()
+        .unwrap()
+    {
+        run_import(account_id, &mbox_path, config, target_folder).await
+    }
+}
+
+pub async fn run_import(
+    account_id: u64,
+    mbox_path: &PathBuf,
+    config: &BichonCtlConfig,
+    target_folder: Option<String>,
+) {
+    let client = Client::new();
+    let mbox = match MboxFile::from_file(mbox_path) {
+        Ok(mbox) => mbox,
+        Err(err) => {
+            println!("Skipping invalid MBOX: {} ({})", mbox_path.display(), err);
+            return;
+        }
+    };
+
+    let mut folder_buffers: HashMap<String, Vec<String>> = HashMap::new();
+    let batch_limit = 50;
+
+    println!("Starting import process...");
+
+    for (index, e) in mbox.iter().enumerate() {
+        let msg_num = index + 1;
+        let body = e.data;
+        let message = match MessageParser::new().parse(body) {
+            Some(msg) => msg,
+            None => {
+                eprintln!(
+                    "{} {}: {}",
+                    style("Warning").yellow().bold(),
+                    style(format!("at message #{}", msg_num)).dim(),
+                    "Failed to parse email structure. Skipping..."
+                );
+                continue;
+            }
+        };
+
+        let folder_name = match target_folder {
+            Some(ref folder_name) => folder_name.clone(),
+            None => {
+                let gmail_labels = message.header_raw("X-Gmail-Labels").unwrap_or("INBOX");
+                let text_cow = MessageStream::new(gmail_labels.as_bytes())
+                    .parse_unstructured()
+                    .into_text();
+                let data: &str = match &text_cow {
+                    Some(c) => c.as_ref(),
+                    None => "INBOX",
+                };
+                determine_folder(data)
+            }
+        };
+        let b64_eml = base64_encode_url_safe!(&body);
+        let buffer = folder_buffers
+            .entry(folder_name.clone())
+            .or_insert_with(|| Vec::new());
+        buffer.push(b64_eml);
+
+        if buffer.len() >= batch_limit {
+            let emls_to_send = folder_buffers.remove(&folder_name).unwrap();
+            send_batch_request(&client, config, account_id, &folder_name, emls_to_send).await;
+        }
+    }
+
+    for (folder_name, emls) in folder_buffers {
+        if !emls.is_empty() {
+            send_batch_request(&client, config, account_id, &folder_name, emls).await;
+        }
+    }
+
+    println!("{}", style("Import completed successfully!").green().bold());
+}

crates/cli/src/mbox/reader.rs

@@ -0,0 +1,225 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use memmap2::Mmap;
+use std::fs;
+use std::io;
+use std::path::Path;
+
+pub struct MboxFile {
+    map: Mmap,
+}
+
+impl MboxFile {
+    pub fn from_file(name: &Path) -> io::Result<Self> {
+        let file = fs::File::open(name)?;
+        let metadata = file.metadata()?;
+        if metadata.len() == 0 {
+            return Err(io::Error::new(
+                io::ErrorKind::InvalidData,
+                "Empty MBOX file",
+            ));
+        }
+        let map = unsafe { Mmap::map(&file)? };
+        Ok(Self { map })
+    }
+
+    pub fn iter(&self) -> MboxReader<'_> {
+        MboxReader::new(&self.map)
+    }
+}
+
+pub struct Entry<'a> {
+    pub offset: usize,
+    pub data: &'a [u8],
+}
+
+pub struct MboxReader<'a> {
+    data: &'a [u8],
+    len: usize,
+    scan_pos: usize,
+    body_start: Option<usize>,
+}
+
+impl<'a> MboxReader<'a> {
+    fn new(data: &'a [u8]) -> Self {
+        Self {
+            data,
+            len: data.len(),
+            scan_pos: 0,
+            body_start: None,
+        }
+    }
+
+    fn is_from_line(&self, i: usize) -> bool {
+        if i + 5 > self.len {
+            return false;
+        }
+
+        if i == 0 {
+            &self.data[0..5] == b"From "
+        } else {
+            self.data[i - 1] == b'\n' && &self.data[i..i + 5] == b"From "
+        }
+    }
+
+    fn skip_from_line(&self, mut i: usize) -> usize {
+        while i < self.len && self.data[i] != b'\n' {
+            i += 1;
+        }
+        if i < self.len {
+            i += 1;
+        }
+        i
+    }
+}
+
+impl<'a> Iterator for MboxReader<'a> {
+    type Item = Entry<'a>;
+
+    fn next(&mut self) -> Option<Self::Item> {
+        while self.scan_pos < self.len {
+            if self.is_from_line(self.scan_pos) {
+                let from_pos = self.scan_pos;
+                let body_pos = self.skip_from_line(from_pos);
+
+                if let Some(start) = self.body_start {
+                    let entry = Entry {
+                        offset: start,
+                        data: &self.data[start..from_pos],
+                    };
+                    self.body_start = Some(body_pos);
+                    self.scan_pos = body_pos;
+                    return Some(entry);
+                } else {
+                    self.body_start = Some(body_pos);
+                    self.scan_pos = body_pos;
+                    continue;
+                }
+            }
+
+            self.scan_pos += 1;
+        }
+        if let Some(start) = self.body_start.take() {
+            return Some(Entry {
+                offset: start,
+                data: &self.data[start..self.len],
+            });
+        }
+        None
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use mail_parser::MessageParser;
+
+    use crate::mbox::gmail::determine_folder;
+
+    use super::*;
+
+    fn collect_entries(data: &[u8]) -> Vec<&[u8]> {
+        let reader = MboxReader::new(data);
+        reader.map(|e| e.data).collect()
+    }
+
+    #[test]
+    fn two_mails() {
+        let data = b"From a\nmail1\nFrom b\nmail2\n";
+        let e = collect_entries(data);
+        assert_eq!(e, vec![b"mail1\n", b"mail2\n"]);
+    }
+    #[test]
+    fn no_trailing_newline() {
+        let data = b"From a\nmail1";
+        let e = collect_entries(data);
+        assert_eq!(e, vec![b"mail1"]);
+    }
+
+    #[test]
+    fn from_inside_body() {
+        let data = b"From a\nhello\nFrom is here\nbye\n";
+        let e = collect_entries(data);
+        assert_eq!(e.len(), 2);
+    }
+
+    #[test]
+    fn inline_from_not_separator() {
+        let data = b"From a\nhello From world\n";
+        let e = collect_entries(data);
+        assert_eq!(e.len(), 1);
+    }
+
+    #[test]
+    fn realistic_mbox() {
+        let data = b"From a\nH:1\n\nbody1\nFrom b\nH:2\n\nbody2\n";
+        let e = collect_entries(data);
+        assert_eq!(e.len(), 2);
+    }
+
+    #[test]
+    fn empty_body() {
+        let data = b"From a\nFrom b\nbody\n";
+        let e = collect_entries(data);
+        assert_eq!(e[0], b"");
+        assert_eq!(e[1], b"body\n");
+    }
+
+    #[test]
+    fn only_from_line() {
+        let data = b"From a\n";
+        let e = collect_entries(data);
+        assert_eq!(e.len(), 1);
+        assert_eq!(e[0], b"");
+    }
+
+    #[test]
+    fn windows_newlines() {
+        let data = b"From a\r\nbody\r\nFrom b\r\nbody2\r\n";
+        let e = collect_entries(data);
+        assert_eq!(e.len(), 2);
+    }
+
+    #[test]
+    fn many_small_mails() {
+        let mut data = Vec::new();
+        for _ in 0..1000 {
+            data.extend_from_slice(b"From a\nx\n");
+        }
+        let e = collect_entries(&data);
+        assert_eq!(e.len(), 1000);
+    }
+
+    #[test]
+    fn test11() {
+        let mbox = MboxFile::from_file(Path::new("e:\\test.mbox")).unwrap();
+
+        for e in mbox.iter() {
+            let body = e.data;
+
+            let message = MessageParser::new().parse(body).unwrap();
+            let labels = message.header("X-Gmail-Labels").unwrap().as_text().unwrap();
+            //println!("offset={} X-Gmail-Labels={:?}", e.offset, labels);
+            println!(
+                "X-Gmail-Labels={:?}, determine_folder={}",
+                labels,
+                determine_folder(labels)
+            )
+        }
+    }
+}

crates/cli/src/pst/encoding/mod.rs

@@ -0,0 +1,64 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+use compressed_rtf::*;
+use outlook_pst::ltp::prop_context::PropertyValue;
+
+pub fn decode_subject(value: &PropertyValue) -> Option<String> {
+    match value {
+        PropertyValue::String8(value) => {
+            let offset = match value.buffer().first() {
+                Some(1) => 2,
+                _ => 0,
+            };
+            let buffer: Vec<_> = value
+                .buffer()
+                .iter()
+                .skip(offset)
+                .map(|&b| u16::from(b))
+                .collect();
+            Some(String::from_utf16_lossy(&buffer))
+        }
+        PropertyValue::Unicode(value) => {
+            let offset = match value.buffer().first() {
+                Some(1) => 2,
+                _ => 0,
+            };
+            Some(String::from_utf16_lossy(&value.buffer()[offset..]))
+        }
+        _ => None,
+    }
+}
+
+pub fn decode_html_body(buffer: &[u8], code_page: u16) -> Option<String> {
+    match code_page {
+        20127 => {
+            let buffer: Vec<_> = buffer.iter().map(|&b| u16::from(b)).collect();
+            Some(String::from_utf16_lossy(&buffer))
+        }
+        _ => {
+            let coding = codepage_strings::Coding::new(code_page).ok()?;
+            Some(coding.decode(buffer).ok()?.to_string())
+        }
+    }
+}
+
+pub fn decode_rtf_compressed(buffer: &[u8]) -> Option<String> {
+    decompress_rtf(buffer).ok()
+}

crates/cli/src/pst/mod.rs

@@ -0,0 +1,482 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use chrono::{DateTime, TimeZone, Utc};
+use dialoguer::theme::ColorfulTheme;
+use dialoguer::Input;
+use mail_send::mail_builder::headers::text::Text;
+use mail_send::mail_builder::MessageBuilder;
+use outlook_pst::ltp::prop_context::PropertyValue;
+
+use crate::BichonCtlConfig;
+use crate::pst::encoding::decode_subject;
+use crate::sender::send_batch_request;
+use bichon_core::base64_encode_url_safe;
+use dialoguer::Confirm;
+use outlook_pst::messaging::attachment::AttachmentProperties;
+use outlook_pst::messaging::folder::Folder;
+use outlook_pst::messaging::message::{Message, MessageProperties};
+use outlook_pst::ndb::node_id::NodeId;
+use reqwest::Client;
+use std::future::Future;
+use std::path::PathBuf;
+use std::pin::Pin;
+use std::rc::Rc;
+
+mod encoding;
+
+#[derive(Debug, Default)]
+pub struct EmailMetadata {
+    pub message_id: Option<String>,
+    pub subject: Option<String>,
+    pub from: Option<String>,
+    pub to: Option<Vec<String>>,
+    pub cc: Option<Vec<String>>,
+    pub bcc: Option<Vec<String>>,
+    pub html: Option<String>,
+    pub text: Option<String>,
+    pub in_reply_to: Option<String>,
+}
+
+#[derive(Debug, Default)]
+pub struct EmailAttachment {
+    pub name: Option<String>,
+    pub mime_type: Option<String>,
+    pub data: Option<Vec<u8>>,
+}
+
+pub async fn handle_pst_import(config: &BichonCtlConfig, account_id: u64, theme: &ColorfulTheme) {
+    let path_str: String = Input::with_theme(theme)
+        .with_prompt("Enter the path to your SINGLE .pst file")
+        .validate_with(|input: &String| {
+            let p = std::path::Path::new(input);
+            if !p.exists() {
+                return Err("The specified path does not exist.");
+            }
+
+            if !p.is_file() {
+                return Err("PST mode requires a SINGLE file, not a directory.");
+            }
+            let is_pst = p
+                .extension()
+                .and_then(|ext| ext.to_str())
+                .map(|ext| ext.eq_ignore_ascii_case("pst"))
+                .unwrap_or(false);
+
+            if !is_pst {
+                return Err("The selected file must have a .pst extension.");
+            }
+
+            Ok(())
+        })
+        .interact_text()
+        .unwrap();
+
+    let pst_path = std::path::PathBuf::from(path_str);
+
+    println!(
+        "\n{} Ready to process PST file: {}",
+        console::style("✔").green(),
+        console::style(pst_path.display()).cyan()
+    );
+
+    if let Ok(meta) = std::fs::metadata(&pst_path) {
+        let size_mb = meta.len() as f64 / 1024.0 / 1024.0;
+        println!(
+            "{}",
+            console::style(format!("PST File Size: {:.1} MB", size_mb)).dim()
+        );
+    }
+
+    if Confirm::with_theme(theme)
+        .with_prompt("Start importing emails from this PST?")
+        .default(true)
+        .interact()
+        .unwrap()
+    {
+        parse_pst(pst_path, config, account_id).await;
+    } else {
+        println!("{}", console::style("Operation cancelled by user.").red());
+    }
+}
+
+async fn parse_pst(pst_path: PathBuf, config: &BichonCtlConfig, account_id: u64) {
+    let client = Client::new();
+
+    let pst_store = match outlook_pst::open_store(&pst_path) {
+        Ok(store) => store,
+        Err(e) => {
+            println!(
+                "{} Failed to open PST file: {}",
+                console::style("✘").red(),
+                console::style(format!("{:#?}", e)).dim()
+            );
+            return;
+        }
+    };
+
+    let ipm_sub_tree = match pst_store.properties().ipm_sub_tree_entry_id() {
+        Ok(id) => id,
+        Err(e) => {
+            println!(
+                "{} Could not find IPM_SUBTREE (Mailbox Root): {}",
+                console::style("✘").red(),
+                console::style(format!("{:#?}", e)).dim()
+            );
+            return;
+        }
+    };
+
+    let ipm_subtree_folder = match pst_store.open_folder(&ipm_sub_tree) {
+        Ok(folder) => folder,
+        Err(e) => {
+            println!(
+                "{} Failed to open the root mailbox folder: {}",
+                console::style("✘").red(),
+                console::style(format!("{:#?}", e)).dim()
+            );
+            return;
+        }
+    };
+
+    process_folder_recursively(&client, &ipm_subtree_folder, "", config, account_id).await;
+}
+
+fn process_folder_recursively<'a>(
+    client: &'a Client,
+    folder: &'a Rc<dyn Folder>,
+    parent_path: &'a str,
+    config: &'a BichonCtlConfig,
+    account_id: u64,
+) -> Pin<Box<dyn Future<Output = ()> + 'a>> {
+    Box::pin(async move {
+        let folder_name = folder
+            .properties()
+            .display_name()
+            .unwrap_or_else(|_| "Unknown".to_string());
+
+        let current_path = if parent_path.is_empty() {
+            folder_name
+        } else {
+            format!("{}/{}", parent_path, folder_name)
+        };
+
+        println!(
+            "{} {}",
+            console::style("📁 Folder:").dim(),
+            console::style(&current_path).cyan()
+        );
+
+        let mut emls_batch = Vec::new();
+
+        if let Some(contents_table) = folder.contents_table() {
+            for row in contents_table.rows_matrix() {
+                let store = folder.store().clone();
+
+                let entry_id = match store
+                    .properties()
+                    .make_entry_id(NodeId::from(u32::from(row.id())))
+                {
+                    Ok(id) => id,
+                    Err(e) => {
+                        eprintln!(
+                            "  {} Skip row {}: {:?}",
+                            console::style("⚠").yellow(),
+                            row.unique(),
+                            e
+                        );
+                        continue;
+                    }
+                };
+
+                match store.open_message(&entry_id, None) {
+                    Ok(message) => match build_eml_base64(message) {
+                        Some(base64_eml) => emls_batch.push(base64_eml),
+                        None => {}
+                    },
+                    Err(e) => eprintln!("  {} Open error: {:?}", console::style("⚠").yellow(), e),
+                }
+
+                if emls_batch.len() >= 50 {
+                    let batch = emls_batch.clone();
+                    emls_batch.clear();
+                    send_to_bichon(client, config, account_id, &current_path, batch).await;
+                }
+            }
+        }
+
+        if !emls_batch.is_empty() {
+            send_to_bichon(client, config, account_id, &current_path, emls_batch).await;
+        }
+
+        if let Some(hierarchy_table) = folder.hierarchy_table() {
+            for row in hierarchy_table.rows_matrix() {
+                let node = NodeId::from(u32::from(row.id()));
+                if let Ok(entry_id) = folder.store().properties().make_entry_id(node) {
+                    if let Ok(sub_folder) = folder.store().open_folder(&entry_id) {
+                        process_folder_recursively(
+                            client,
+                            &sub_folder,
+                            &current_path,
+                            config,
+                            account_id,
+                        )
+                        .await;
+                    }
+                }
+            }
+        }
+    })
+}
+
+fn build_eml_base64(message: Rc<dyn Message>) -> Option<String> {
+    let properties = message.properties();
+
+    let mut builder = MessageBuilder::new();
+    if let Some(sub) = extract_subject(properties) {
+        builder = builder.subject(sub);
+    }
+    if let Some(mid) = extract_string_property(properties, 0x1035) {
+        builder = builder.message_id(mid);
+    }
+    if let Some(irt) = extract_string_property(properties, 0x1042) {
+        builder = builder.in_reply_to(irt);
+    }
+
+    if let Some(refs) = extract_string_property(properties, 0x1039) {
+        builder = builder.header("References", Text::new(refs));
+    }
+
+    if let Some(cid_val) = properties.get(0x3013) {
+        if let PropertyValue::Binary(bin) = cid_val {
+            builder = builder.header(
+                "X-Bichon-Conversation-ID",
+                Text::new(hex::encode(bin.buffer())),
+            );
+        }
+    }
+
+    let from = extract_string_property(properties, 0x5D01)
+        .or_else(|| extract_string_property(properties, 0x5D02))
+        .or_else(|| extract_string_property(properties, 0x0C1F));
+
+    if let Some(f) = from {
+        builder = builder.from(f);
+    }
+
+    if let Some(filetime) = extract_i64_property(properties, &[0x0039, 0x0E06]) {
+        let dt = filetime_to_datetime(filetime).timestamp();
+        builder = builder.date(dt);
+    }
+
+    let (to, cc, bcc) = extract_recipients_list(&message);
+    if !to.is_empty() {
+        builder = builder.to(to.iter().map(|s| s.as_str()).collect::<Vec<_>>());
+    }
+    if !cc.is_empty() {
+        builder = builder.cc(cc.iter().map(|s| s.as_str()).collect::<Vec<_>>());
+    }
+    if !bcc.is_empty() {
+        builder = builder.bcc(bcc.iter().map(|s| s.as_str()).collect::<Vec<_>>());
+    }
+
+    if let Some(html) = extract_html(properties) {
+        builder = builder.html_body(html);
+    }
+
+    if let Some(text) = extract_text(properties) {
+        builder = builder.text_body(text);
+    }
+
+    if let Some(attachment_table) = message.attachment_table() {
+        for row in attachment_table.rows_matrix() {
+            let node_id = NodeId::from(u32::from(row.id()));
+            if let Ok(attachment) = message.clone().read_attachment(node_id, None) {
+                let att_props = attachment.properties();
+                let name = extract_attachment_string_property(att_props, 0x3707);
+                let mime = extract_attachment_string_property(att_props, 0x370E)
+                    .unwrap_or_else(|| "application/octet-stream".into());
+                let cid = extract_attachment_string_property(att_props, 0x3712);
+                let is_inline = att_props
+                    .get(0x3714)
+                    .and_then(|val| {
+                        if let PropertyValue::Integer32(f) = val {
+                            Some(f)
+                        } else {
+                            None
+                        }
+                    })
+                    .map(|flag| (flag & 0x4) != 0)
+                    .unwrap_or(false);
+
+                if let Some(PropertyValue::Binary(bin)) = att_props.get(0x3701) {
+                    let data = bin.buffer().to_vec();
+                    let file_name = name.unwrap_or_else(|| "unnamed_attachment".to_string());
+
+                    if is_inline && cid.is_some() {
+                        let content_id = cid.unwrap();
+                        builder = builder.inline(mime, content_id, data);
+                    } else {
+                        builder = builder.attachment(mime, file_name, data);
+                    }
+                }
+            }
+        }
+    }
+
+    match builder.write_to_vec() {
+        Ok(eml_vec) => Some(base64_encode_url_safe!(eml_vec)),
+        Err(e) => {
+            eprintln!("Failed to generate EML: {:?}", e);
+            None
+        }
+    }
+}
+
+fn filetime_to_datetime(filetime: i64) -> DateTime<Utc> {
+    let unix_secs = (filetime / 10_000_000) - 11_644_473_600;
+    let nsecs = (filetime % 10_000_000) * 100;
+    Utc.timestamp_opt(unix_secs, nsecs as u32).unwrap()
+}
+
+fn extract_recipients_list(message: &Rc<dyn Message>) -> (Vec<String>, Vec<String>, Vec<String>) {
+    let mut to = Vec::new();
+    let mut cc = Vec::new();
+    let mut bcc = Vec::new();
+
+    let recipient_table = message.recipient_table();
+    if let Some(recipient_table) = recipient_table {
+        let context = recipient_table.context();
+        for row in recipient_table.rows_matrix() {
+            if let Ok(cols) = row.columns(context) {
+                let mut r_type = 0;
+                let mut email = String::new();
+
+                for (col, val) in context.columns().iter().zip(cols) {
+                    let prop_val = val
+                        .as_ref()
+                        .and_then(|v| recipient_table.read_column(v, col.prop_type()).ok());
+                    match col.prop_id() {
+                        0x0C15 => {
+                            if let Some(PropertyValue::Integer32(t)) = prop_val {
+                                r_type = t;
+                            }
+                        }
+                        0x39FE | 0x3003 => {
+                            if let Some(s) = prop_val.and_then(|v| extract_string(&v)) {
+                                email = s;
+                            }
+                        }
+                        _ => {}
+                    }
+                }
+
+                if !email.is_empty() {
+                    match r_type {
+                        1 => to.push(email),
+                        2 => cc.push(email),
+                        3 => bcc.push(email),
+                        _ => {}
+                    }
+                }
+            }
+        }
+    } else {
+        let receiver = extract_string_property(message.properties(), 0x0076);
+        if let Some(receiver) = receiver {
+            to.push(receiver);
+        }
+    }
+    (to, cc, bcc)
+}
+
+async fn send_to_bichon(
+    client: &Client,
+    config: &BichonCtlConfig,
+    account_id: u64,
+    folder_path: &str,
+    emls: Vec<String>,
+) {
+    send_batch_request(client, config, account_id, folder_path, emls).await;
+}
+
+fn extract_subject(props: &MessageProperties) -> Option<String> {
+    props.get(0x0037).and_then(|val| decode_subject(val))
+}
+
+fn extract_string_property(properties: &MessageProperties, prop_id: u16) -> Option<String> {
+    properties
+        .get(prop_id)
+        .and_then(|value| extract_string(value))
+}
+
+fn extract_attachment_string_property(
+    properties: &AttachmentProperties,
+    prop_id: u16,
+) -> Option<String> {
+    properties
+        .get(prop_id)
+        .and_then(|value| extract_string(value))
+}
+
+fn extract_string(value: &PropertyValue) -> Option<String> {
+    match value {
+        PropertyValue::String8(value) => Some(value.to_string()),
+        PropertyValue::Unicode(value) => Some(value.to_string()),
+        _ => None,
+    }
+}
+
+fn extract_text(properties: &MessageProperties) -> Option<String> {
+    properties.get(0x1000).and_then(extract_string).or_else(|| {
+        properties.get(0x1009).and_then(|value| match value {
+            PropertyValue::Binary(value) => encoding::decode_rtf_compressed(value.buffer()),
+            _ => None,
+        })
+    })
+}
+
+fn extract_html(properties: &MessageProperties) -> Option<String> {
+    properties.get(0x1013).and_then(|value| match value {
+        PropertyValue::Binary(value) => {
+            let code_page = properties
+                .get(0x3FDE)
+                .and_then(|v| {
+                    if let PropertyValue::Integer32(cpid) = v {
+                        Some(*cpid as u16)
+                    } else {
+                        None
+                    }
+                })
+                .unwrap_or(65001);
+            encoding::decode_html_body(value.buffer(), code_page)
+        }
+        PropertyValue::String8(value) => Some(value.to_string()),
+        PropertyValue::Unicode(value) => Some(value.to_string()),
+        _ => None,
+    })
+}
+
+fn extract_i64_property(properties: &MessageProperties, prop_ids: &[u16]) -> Option<i64> {
+    for &prop_id in prop_ids {
+        if let Some(PropertyValue::Time(value)) = properties.get(prop_id) {
+            return Some(*value);
+        }
+    }
+    None
+}

crates/cli/src/sender.rs

@@ -0,0 +1,77 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use console::style;
+use reqwest::Client;
+
+use bichon_core::import::BatchEmlRequest;
+
+use crate::BichonCtlConfig;
+
+pub async fn send_batch_request(
+    client: &Client,
+    config: &BichonCtlConfig,
+    account_id: u64,
+    folder: &str,
+    emls: Vec<String>,
+) {
+    let url = format!("{}/api/v1/import", config.base_url);
+    let payload = BatchEmlRequest {
+        account_id,
+        mail_folder: folder.to_string(),
+        emls,
+    };
+
+    let count = payload.emls.len();
+
+    match client
+        .post(&url)
+        .header("Authorization", format!("Bearer {}", config.api_token))
+        .json(&payload)
+        .send()
+        .await
+    {
+        Ok(res) if res.status().is_success() => {
+            println!(
+                "  {} Sent {} emails to [{}]",
+                style("✔").green(),
+                count,
+                folder
+            );
+        }
+        Ok(res) => {
+            let status = res.status();
+            let error_body = res.text().await.unwrap_or_default();
+            eprintln!(
+                "  {} Failed to send to [{}]. Status: {}\n  Server error: {}",
+                style("✘").red(),
+                folder,
+                status,
+                error_body
+            );
+        }
+        Err(e) => {
+            eprintln!(
+                "  {} Network error on [{}]: {}",
+                style("✘").red(),
+                folder,
+                e
+            );
+        }
+    }
+}

crates/cli/src/thunderbird/mod.rs

@@ -0,0 +1,131 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use std::{collections::HashMap, path::PathBuf};
+
+use crate::{mbox::run_import, BichonCtlConfig};
+use console::style;
+use dialoguer::{theme::ColorfulTheme, Confirm, Input};
+
+pub async fn handle_thunderbird_import(
+    config: &BichonCtlConfig,
+    account_id: u64,
+    theme: &ColorfulTheme,
+) {
+    let root_str: String = Input::with_theme(theme)
+        .with_prompt("Enter your Thunderbird Mail/ImapMail directory")
+        .validate_with(|input: &String| {
+            let p = std::path::Path::new(input);
+            if p.exists() && p.is_dir() {
+                Ok(())
+            } else {
+                Err("Directory not found.")
+            }
+        })
+        .interact_text()
+        .unwrap();
+
+    let root_path = std::path::PathBuf::from(&root_str);
+    println!("{}", style("🔍 Scanning Thunderbird structure...").dim());
+
+    let mut mbox_tasks: HashMap<String, PathBuf> = HashMap::new();
+
+    fn scan_thunderbird_dir(
+        root: &std::path::Path,
+        current: &std::path::Path,
+        tasks: &mut HashMap<String, PathBuf>,
+    ) {
+        if let Ok(entries) = std::fs::read_dir(current) {
+            for entry in entries.flatten() {
+                let path = entry.path();
+                let file_name = path.file_name().and_then(|s| s.to_str()).unwrap_or("");
+
+                if path.is_dir() {
+                    scan_thunderbird_dir(root, &path, tasks);
+                } else {
+                    let extension = path.extension().and_then(|s| s.to_str()).unwrap_or("");
+                    match extension {
+                        "msf" | "dat" | "html" | "json" | "txt" | "sqlite" => continue,
+                        _ => {}
+                    }
+
+                    if file_name == "filterlog.html" || file_name == "msgFilterRules.dat" {
+                        continue;
+                    }
+
+                    if !extension.is_empty() {
+                        continue;
+                    }
+
+                    if let Ok(rel) = path.strip_prefix(root) {
+                        let mailbox = rel.to_string_lossy().replace(".sbd", "").replace('\\', "/");
+                        tasks.insert(mailbox, path);
+                    }
+                }
+            }
+        }
+    }
+
+    scan_thunderbird_dir(&root_path, &root_path, &mut mbox_tasks);
+    if mbox_tasks.is_empty() {
+        println!(
+            "{}",
+            style("No mailboxes found in the specified directory.").yellow()
+        );
+        return;
+    }
+
+    println!("\n{}", style("🔍 Scanned Mailboxes:").bold().underlined());
+    let mut sorted_keys: Vec<_> = mbox_tasks.keys().collect();
+    sorted_keys.sort();
+
+    for name in &sorted_keys {
+        let path = &mbox_tasks[*name];
+        let file_size = std::fs::metadata(path).map(|m| m.len()).unwrap_or(0);
+        let size_mb = file_size as f64 / 1024.0 / 1024.0;
+
+        println!(
+            "  {} {} ({:.2} MB)",
+            style("•").dim(),
+            style(name).cyan(),
+            size_mb
+        );
+    }
+
+    println!();
+    let prompt = format!("Ready to import {} mailboxes. Proceed?", mbox_tasks.len());
+    if Confirm::with_theme(theme)
+        .with_prompt(prompt)
+        .default(true)
+        .interact()
+        .unwrap()
+    {
+        for (mailbox_name, mbox_file) in mbox_tasks {
+            println!("\n🚀 Importing: {}", style(&mailbox_name).cyan().bold());
+            run_import(account_id, &mbox_file, config, Some(mailbox_name)).await;
+        }
+        println!(
+            "\n{}",
+            style("✨ All mailboxes imported successfully!")
+                .green()
+                .bold()
+        );
+    } else {
+        println!("{}", style("Import cancelled.").yellow());
+    }
+}