This commit is contained in:
Yuvi9587
2025-07-03 12:54:05 +05:30
parent 260bf8e666
commit a00d9de546
4 changed files with 437 additions and 294 deletions

View File

@@ -1,7 +1,7 @@
# --- Standard Library Imports ---
import os
import time
import json
# --- PyQt5 Imports ---
from PyQt5.QtCore import Qt, QStandardPaths, QTimer
from PyQt5.QtWidgets import (
@@ -15,205 +15,207 @@ from ...i18n.translator import get_translation
from ..main_window import get_app_icon_object
class DownloadHistoryDialog(QDialog):
"""
Dialog to display download history, showing the last few downloaded files
and the first posts processed in the current session. It also allows
exporting this history to a text file.
"""
class DownloadHistoryDialog (QDialog ):
"""Dialog to display download history."""
def __init__ (self ,last_3_downloaded_entries ,first_processed_entries ,parent_app ,parent =None ):
super ().__init__ (parent )
self .parent_app =parent_app
self .last_3_downloaded_entries =last_3_downloaded_entries
self .first_processed_entries =first_processed_entries
self .setModal (True )
def __init__(self, last_downloaded_entries, first_processed_entries, parent_app, parent=None):
"""
Initializes the dialog.
# Patch missing creator_display_name and creator_name using parent_app.creator_name_cache if available
creator_name_cache = getattr(parent_app, 'creator_name_cache', None)
if creator_name_cache:
# Patch left pane (files)
for entry in self.last_3_downloaded_entries:
if not entry.get('creator_display_name'):
service = entry.get('service', '').lower()
user_id = str(entry.get('user_id', ''))
key = (service, user_id)
entry['creator_display_name'] = creator_name_cache.get(key, entry.get('folder_context_name', 'Unknown Creator/Series'))
# Patch right pane (posts)
for entry in self.first_processed_entries:
if not entry.get('creator_name'):
service = entry.get('service', '').lower()
user_id = str(entry.get('user_id', ''))
key = (service, user_id)
entry['creator_name'] = creator_name_cache.get(key, entry.get('user_id', 'Unknown'))
Args:
last_downloaded_entries (list): A list of dicts for the last few files.
first_processed_entries (list): A list of dicts for the first few posts.
parent_app (DownloaderApp): A reference to the main application window.
parent (QWidget, optional): The parent widget. Defaults to None.
"""
super().__init__(parent)
self.parent_app = parent_app
self.last_3_downloaded_entries = last_downloaded_entries
self.first_processed_entries = first_processed_entries
self.setModal(True)
app_icon =get_app_icon_object ()
if not app_icon .isNull ():
self .setWindowIcon (app_icon )
# --- Basic Window Setup ---
app_icon = get_app_icon_object()
if app_icon and not app_icon.isNull():
self.setWindowIcon(app_icon)
screen_height =QApplication .primaryScreen ().availableGeometry ().height ()if QApplication .primaryScreen ()else 768
scale_factor =screen_height /768.0
base_min_w ,base_min_h =600 ,450
# Set window size dynamically
screen_height = QApplication.primaryScreen().availableGeometry().height() if QApplication.primaryScreen() else 768
scale_factor = screen_height / 1080.0
base_min_w, base_min_h = 600, 450
scaled_min_w = int(base_min_w * 1.5 * scale_factor)
scaled_min_h = int(base_min_h * scale_factor)
self.setMinimumSize(scaled_min_w, scaled_min_h)
self.resize(scaled_min_w, scaled_min_h + 100) # Give it a bit more height
scaled_min_w =int (base_min_w *1.5 *scale_factor )
scaled_min_h =int (base_min_h *scale_factor )
self .setMinimumSize (scaled_min_w ,scaled_min_h )
# --- Initialize UI and Apply Theming ---
self._init_ui()
self._retranslate_ui()
self._apply_theme()
self .setWindowTitle (self ._tr ("download_history_dialog_title_combined","Download History"))
def _init_ui(self):
"""Initializes all UI components and layouts for the dialog."""
dialog_layout = QVBoxLayout(self)
self.setLayout(dialog_layout)
self.main_splitter = QSplitter(Qt.Horizontal)
dialog_layout.addWidget(self.main_splitter)
dialog_layout =QVBoxLayout (self )
self .setLayout (dialog_layout )
# --- Left Pane (Last Downloaded Files) ---
left_pane_widget = self._create_history_pane(
self.last_3_downloaded_entries,
"history_last_downloaded_header", "Last 3 Files Downloaded:",
self._format_last_downloaded_entry
)
self.main_splitter.addWidget(left_pane_widget)
# --- Right Pane (First Processed Posts) ---
right_pane_widget = self._create_history_pane(
self.first_processed_entries,
"first_files_processed_header", "First {count} Posts Processed This Session:",
self._format_first_processed_entry,
count=len(self.first_processed_entries)
)
self.main_splitter.addWidget(right_pane_widget)
self .main_splitter =QSplitter (Qt .Horizontal )
dialog_layout .addWidget (self .main_splitter )
# --- Bottom Buttons ---
bottom_button_layout = QHBoxLayout()
self.save_history_button = QPushButton()
self.save_history_button.clicked.connect(self._save_history_to_txt)
bottom_button_layout.addStretch(1)
bottom_button_layout.addWidget(self.save_history_button)
dialog_layout.addLayout(bottom_button_layout)
# Set splitter sizes after the dialog is shown to ensure correct proportions
QTimer.singleShot(0, lambda: self.main_splitter.setSizes([self.width() // 2, self.width() // 2]))
left_pane_widget =QWidget ()
left_layout =QVBoxLayout (left_pane_widget )
left_header_label =QLabel (self ._tr ("history_last_downloaded_header","Last 3 Files Downloaded:"))
left_header_label .setAlignment (Qt .AlignCenter )
left_layout .addWidget (left_header_label )
def _create_history_pane(self, entries, header_key, header_default, formatter_func, **kwargs):
"""Creates a generic pane for displaying a list of history entries."""
pane_widget = QWidget()
layout = QVBoxLayout(pane_widget)
header_text = self._tr(header_key, header_default).format(**kwargs)
header_label = QLabel(header_text)
header_label.setAlignment(Qt.AlignCenter)
layout.addWidget(header_label)
left_scroll_area =QScrollArea ()
left_scroll_area .setWidgetResizable (True )
left_scroll_content_widget =QWidget ()
left_scroll_layout =QVBoxLayout (left_scroll_content_widget )
scroll_area = QScrollArea()
scroll_area.setWidgetResizable(True)
scroll_content_widget = QWidget()
scroll_layout = QVBoxLayout(scroll_content_widget)
if not self .last_3_downloaded_entries :
no_left_history_label =QLabel (self ._tr ("no_download_history_header","No Downloads Yet"))
no_left_history_label .setAlignment (Qt .AlignCenter )
left_scroll_layout .addWidget (no_left_history_label )
else :
for entry in self .last_3_downloaded_entries :
group_box =QGroupBox (f"{self ._tr ('history_file_label','File:')} {entry .get ('disk_filename','N/A')}")
group_layout =QVBoxLayout (group_box )
details_text =(
f"<b>{self ._tr ('history_from_post_label','From Post:')}</b> {entry .get ('post_title','N/A')} (ID: {entry .get ('post_id','N/A')})<br>"
f"<b>{self ._tr ('history_creator_series_label','Creator/Series:')}</b> {entry .get ('creator_display_name','N/A')}<br>"
f"<b>{self ._tr ('history_post_uploaded_label','Post Uploaded:')}</b> {entry .get ('upload_date_str','N/A')}<br>"
f"<b>{self ._tr ('history_file_downloaded_label','File Downloaded:')}</b> {time .strftime ('%Y-%m-%d %H:%M:%S',time .localtime (entry .get ('download_timestamp',0 )))}<br>"
f"<b>{self ._tr ('history_saved_in_folder_label','Saved In Folder:')}</b> {entry .get ('download_path','N/A')}"
)
details_label =QLabel (details_text )
details_label .setWordWrap (True )
details_label .setTextFormat (Qt .RichText )
group_layout .addWidget (details_label )
left_scroll_layout .addWidget (group_box )
left_scroll_area .setWidget (left_scroll_content_widget )
left_layout .addWidget (left_scroll_area )
self .main_splitter .addWidget (left_pane_widget )
if not entries:
no_history_label = QLabel(self._tr("no_download_history_header", "No History Yet"))
no_history_label.setAlignment(Qt.AlignCenter)
scroll_layout.addWidget(no_history_label)
else:
for entry in entries:
group_box, details_label = formatter_func(entry)
group_layout = QVBoxLayout(group_box)
group_layout.addWidget(details_label)
scroll_layout.addWidget(group_box)
scroll_area.setWidget(scroll_content_widget)
layout.addWidget(scroll_area)
return pane_widget
right_pane_widget =QWidget ()
right_layout =QVBoxLayout (right_pane_widget )
right_header_label =QLabel (self ._tr ("first_files_processed_header","First {count} Posts Processed This Session:").format (count =len (self .first_processed_entries )))
right_header_label .setAlignment (Qt .AlignCenter )
right_layout .addWidget (right_header_label )
def _format_last_downloaded_entry(self, entry):
"""Formats a single entry for the 'Last Downloaded Files' pane."""
group_box = QGroupBox(f"{self._tr('history_file_label', 'File:')} {entry.get('disk_filename', 'N/A')}")
details_text = (
f"<b>{self._tr('history_from_post_label', 'From Post:')}</b> {entry.get('post_title', 'N/A')} (ID: {entry.get('post_id', 'N/A')})<br>"
f"<b>{self._tr('history_creator_series_label', 'Creator/Series:')}</b> {entry.get('creator_display_name', 'N/A')}<br>"
f"<b>{self._tr('history_post_uploaded_label', 'Post Uploaded:')}</b> {entry.get('upload_date_str', 'N/A')}<br>"
f"<b>{self._tr('history_file_downloaded_label', 'File Downloaded:')}</b> {time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(entry.get('download_timestamp', 0)))}<br>"
f"<b>{self._tr('history_saved_in_folder_label', 'Saved In Folder:')}</b> {entry.get('download_path', 'N/A')}"
)
details_label = QLabel(details_text)
details_label.setWordWrap(True)
details_label.setTextFormat(Qt.RichText)
return group_box, details_label
right_scroll_area =QScrollArea ()
right_scroll_area .setWidgetResizable (True )
right_scroll_content_widget =QWidget ()
right_scroll_layout =QVBoxLayout (right_scroll_content_widget )
def _format_first_processed_entry(self, entry):
"""Formats a single entry for the 'First Processed Posts' pane."""
group_box = QGroupBox(f"{self._tr('history_post_label', 'Post:')} {entry.get('post_title', 'N/A')} (ID: {entry.get('post_id', 'N/A')})")
details_text = (
f"<b>{self._tr('history_creator_label', 'Creator:')}</b> {entry.get('creator_name', 'N/A')}<br>"
f"<b>{self._tr('history_top_file_label', 'Top File:')}</b> {entry.get('top_file_name', 'N/A')}<br>"
f"<b>{self._tr('history_num_files_label', 'Num Files in Post:')}</b> {entry.get('num_files', 0)}<br>"
f"<b>{self._tr('history_post_uploaded_label', 'Post Uploaded:')}</b> {entry.get('upload_date_str', 'N/A')}<br>"
f"<b>{self._tr('history_processed_on_label', 'Processed On:')}</b> {time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(entry.get('download_date_timestamp', 0)))}<br>"
f"<b>{self._tr('history_saved_to_folder_label', 'Saved To Folder:')}</b> {entry.get('download_location', 'N/A')}"
)
details_label = QLabel(details_text)
details_label.setWordWrap(True)
details_label.setTextFormat(Qt.RichText)
return group_box, details_label
if not self .first_processed_entries :
no_right_history_label =QLabel (self ._tr ("no_processed_history_header","No Posts Processed Yet"))
no_right_history_label .setAlignment (Qt .AlignCenter )
right_scroll_layout .addWidget (no_right_history_label )
else :
for entry in self .first_processed_entries :
def _tr(self, key, default_text=""):
"""Helper to get translation based on the main application's current language."""
if callable(get_translation) and self.parent_app:
return get_translation(self.parent_app.current_selected_language, key, default_text)
return default_text
group_box =QGroupBox (f"{self ._tr ('history_post_label','Post:')} {entry .get ('post_title','N/A')} (ID: {entry .get ('post_id','N/A')})")
group_layout =QVBoxLayout (group_box )
details_text =(
f"<b>{self ._tr ('history_creator_label','Creator:')}</b> {entry .get ('creator_name','N/A')}<br>"
f"<b>{self ._tr ('history_top_file_label','Top File:')}</b> {entry .get ('top_file_name','N/A')}<br>"
f"<b>{self ._tr ('history_num_files_label','Num Files in Post:')}</b> {entry .get ('num_files',0 )}<br>"
f"<b>{self ._tr ('history_post_uploaded_label','Post Uploaded:')}</b> {entry .get ('upload_date_str','N/A')}<br>"
f"<b>{self ._tr ('history_processed_on_label','Processed On:')}</b> {time .strftime ('%Y-%m-%d %H:%M:%S',time .localtime (entry .get ('download_date_timestamp',0 )))}<br>"
f"<b>{self ._tr ('history_saved_to_folder_label','Saved To Folder:')}</b> {entry .get ('download_location','N/A')}"
)
details_label =QLabel (details_text )
details_label .setWordWrap (True )
details_label .setTextFormat (Qt .RichText )
group_layout .addWidget (details_label )
right_scroll_layout .addWidget (group_box )
right_scroll_area .setWidget (right_scroll_content_widget )
right_layout .addWidget (right_scroll_area )
self .main_splitter .addWidget (right_pane_widget )
def _retranslate_ui(self):
"""Sets the text for all translatable UI elements."""
self.setWindowTitle(self._tr("download_history_dialog_title_combined", "Download History"))
self.save_history_button.setText(self._tr("history_save_button_text", "Save History to .txt"))
def _apply_theme(self):
"""Applies the current theme from the parent application."""
if self.parent_app and hasattr(self.parent_app, 'get_dark_theme') and self.parent_app.current_theme == "dark":
self.setStyleSheet(self.parent_app.get_dark_theme())
QTimer .singleShot (0 ,lambda :self .main_splitter .setSizes ([self .width ()//2 ,self .width ()//2 ]))
def _save_history_to_txt(self):
"""Saves the displayed history content to a user-selected text file."""
if not self.last_3_downloaded_entries and not self.first_processed_entries:
QMessageBox.information(
self,
self._tr("no_download_history_header", "No History Yet"),
self._tr("history_nothing_to_save_message", "There is no history to save.")
)
return
# Suggest saving in the main download directory or Documents as a fallback
main_download_dir = self.parent_app.dir_input.text().strip()
default_save_dir = ""
if main_download_dir and os.path.isdir(main_download_dir):
default_save_dir = main_download_dir
else:
default_save_dir = QStandardPaths.writableLocation(QStandardPaths.DocumentsLocation) or self.parent_app.app_base_dir
bottom_button_layout =QHBoxLayout ()
self .save_history_button =QPushButton (self ._tr ("history_save_button_text","Save History to .txt"))
self .save_history_button .clicked .connect (self ._save_history_to_txt )
bottom_button_layout .addStretch (1 )
bottom_button_layout .addWidget (self .save_history_button )
default_filepath = os.path.join(default_save_dir, "download_history.txt")
dialog_layout .addLayout (bottom_button_layout )
filepath, _ = QFileDialog.getSaveFileName(
self,
self._tr("history_save_dialog_title", "Save Download History"),
default_filepath,
"Text Files (*.txt);;All Files (*)"
if self .parent_app and hasattr (self .parent_app ,'get_dark_theme')and self .parent_app .current_theme =="dark":
self .setStyleSheet (self .parent_app .get_dark_theme ())
def _tr (self ,key ,default_text =""):
if callable (get_translation )and self .parent_app :
return get_translation (self .parent_app .current_selected_language ,key ,default_text )
return default_text
def _save_history_to_txt (self ):
if not self .last_3_downloaded_entries and not self .first_processed_entries :
QMessageBox .information (self ,self ._tr ("no_download_history_header","No Downloads Yet"),
self ._tr ("history_nothing_to_save_message","There is no history to save."))
return
main_download_dir =self .parent_app .dir_input .text ().strip ()
default_save_dir =""
if main_download_dir and os .path .isdir (main_download_dir ):
default_save_dir =main_download_dir
else :
fallback_dir =QStandardPaths .writableLocation (QStandardPaths .DocumentsLocation )
if fallback_dir and os .path .isdir (fallback_dir ):
default_save_dir =fallback_dir
else :
default_save_dir =self .parent_app .app_base_dir
default_filepath =os .path .join (default_save_dir ,"download_history.txt")
filepath ,_ =QFileDialog .getSaveFileName (
self ,self ._tr ("history_save_dialog_title","Save Download History"),
default_filepath ,"Text Files (*.txt);;All Files (*)"
)
if not filepath:
return
if not filepath :
return
# Build the text content
history_content = []
# ... logic for formatting the text content would go here ...
history_content =[]
history_content .append (f"{self ._tr ('history_last_downloaded_header','Last 3 Files Downloaded:')}\n")
if self .last_3_downloaded_entries :
for entry in self .last_3_downloaded_entries :
history_content .append (f" {self ._tr ('history_file_label','File:')} {entry .get ('disk_filename','N/A')}")
history_content .append (f" {self ._tr ('history_from_post_label','From Post:')} {entry .get ('post_title','N/A')} (ID: {entry .get ('post_id','N/A')})")
history_content .append (f" {self ._tr ('history_creator_series_label','Creator/Series:')} {entry .get ('creator_display_name','N/A')}")
history_content .append (f" {self ._tr ('history_post_uploaded_label','Post Uploaded:')} {entry .get ('upload_date_str','N/A')}")
history_content .append (f" {self ._tr ('history_file_downloaded_label','File Downloaded:')} {time .strftime ('%Y-%m-%d %H:%M:%S',time .localtime (entry .get ('download_timestamp',0 )))}")
history_content .append (f" {self ._tr ('history_saved_in_folder_label','Saved In Folder:')} {entry .get ('download_path','N/A')}\n")
else :
history_content .append (f" ({self ._tr ('no_download_history_header','No Downloads Yet')})\n")
try:
with open(filepath, 'w', encoding='utf-8') as f:
f.write("\n".join(history_content))
QMessageBox.information(
self,
self._tr("history_export_success_title", "History Export Successful"),
self._tr("history_export_success_message", "Successfully exported to:\n{filepath}").format(filepath=filepath)
)
except Exception as e:
QMessageBox.critical(
self,
self._tr("history_export_error_title", "History Export Error"),
self._tr("history_export_error_message", "Could not export: {error}").format(error=str(e))
)
history_content .append (f"\n{self ._tr ('first_files_processed_header','First {count} Posts Processed This Session:').format (count =len (self .first_processed_entries ))}\n")
if self .first_processed_entries :
for entry in self .first_processed_entries :
history_content .append (f" {self ._tr ('history_post_label','Post:')} {entry .get ('post_title','N/A')} (ID: {entry .get ('post_id','N/A')})")
history_content .append (f" {self ._tr ('history_creator_label','Creator:')} {entry .get ('creator_name','N/A')}")
history_content .append (f" {self ._tr ('history_top_file_label','Top File:')} {entry .get ('top_file_name','N/A')}")
history_content .append (f" {self ._tr ('history_num_files_label','Num Files in Post:')} {entry .get ('num_files',0 )}")
history_content .append (f" {self ._tr ('history_post_uploaded_label','Post Uploaded:')} {entry .get ('upload_date_str','N/A')}")
history_content .append (f" {self ._tr ('history_processed_on_label','Processed On:')} {time .strftime ('%Y-%m-%d %H:%M:%S',time .localtime (entry .get ('download_date_timestamp',0 )))}")
history_content .append (f" {self ._tr ('history_saved_to_folder_label','Saved To Folder:')} {entry .get ('download_location','N/A')}\n")
else :
history_content .append (f" ({self ._tr ('no_processed_history_header','No Posts Processed Yet')})\n")
try :
with open (filepath ,'w',encoding ='utf-8')as f :
f .write ("\n".join (history_content ))
QMessageBox .information (self ,self ._tr ("history_export_success_title","History Export Successful"),
self ._tr ("history_export_success_message","Successfully exported download history to:\n{filepath}").format (filepath =filepath ))
except Exception as e :
QMessageBox .critical (self ,self ._tr ("history_export_error_title","History Export Error"),
self ._tr ("history_export_error_message","Could not export download history: {error}").format (error =str (e )))