mirror of
https://github.com/Yuvi9587/Kemono-Downloader.git
synced 2025-12-29 16:14:44 +00:00
220 lines
10 KiB
Python
220 lines
10 KiB
Python
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# --- Standard Library Imports ---
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import os
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import time
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# --- PyQt5 Imports ---
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from PyQt5.QtCore import Qt, QStandardPaths, QTimer
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from PyQt5.QtWidgets import (
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QApplication, QDialog, QHBoxLayout, QLabel, QScrollArea,
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QPushButton, QVBoxLayout, QSplitter, QWidget, QGroupBox,
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QFileDialog, QMessageBox
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)
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# --- Local Application Imports ---
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from ...i18n.translator import get_translation
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from ..main_window import get_app_icon_object
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class DownloadHistoryDialog(QDialog):
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"""
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Dialog to display download history, showing the last few downloaded files
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and the first posts processed in the current session. It also allows
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exporting this history to a text file.
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"""
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def __init__(self, last_downloaded_entries, first_processed_entries, parent_app, parent=None):
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"""
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Initializes the dialog.
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Args:
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last_downloaded_entries (list): A list of dicts for the last few files.
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first_processed_entries (list): A list of dicts for the first few posts.
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parent_app (DownloaderApp): A reference to the main application window.
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parent (QWidget, optional): The parent widget. Defaults to None.
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"""
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super().__init__(parent)
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self.parent_app = parent_app
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self.last_3_downloaded_entries = last_downloaded_entries
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self.first_processed_entries = first_processed_entries
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self.setModal(True)
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# --- Basic Window Setup ---
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app_icon = get_app_icon_object()
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if app_icon and not app_icon.isNull():
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self.setWindowIcon(app_icon)
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# Set window size dynamically
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screen_height = QApplication.primaryScreen().availableGeometry().height() if QApplication.primaryScreen() else 768
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scale_factor = screen_height / 1080.0
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base_min_w, base_min_h = 600, 450
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scaled_min_w = int(base_min_w * 1.5 * scale_factor)
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scaled_min_h = int(base_min_h * scale_factor)
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self.setMinimumSize(scaled_min_w, scaled_min_h)
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self.resize(scaled_min_w, scaled_min_h + 100) # Give it a bit more height
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# --- Initialize UI and Apply Theming ---
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self._init_ui()
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self._retranslate_ui()
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self._apply_theme()
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def _init_ui(self):
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"""Initializes all UI components and layouts for the dialog."""
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dialog_layout = QVBoxLayout(self)
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self.setLayout(dialog_layout)
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self.main_splitter = QSplitter(Qt.Horizontal)
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dialog_layout.addWidget(self.main_splitter)
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# --- Left Pane (Last Downloaded Files) ---
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left_pane_widget = self._create_history_pane(
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self.last_3_downloaded_entries,
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"history_last_downloaded_header", "Last 3 Files Downloaded:",
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self._format_last_downloaded_entry
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)
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self.main_splitter.addWidget(left_pane_widget)
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# --- Right Pane (First Processed Posts) ---
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right_pane_widget = self._create_history_pane(
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self.first_processed_entries,
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"first_files_processed_header", "First {count} Posts Processed This Session:",
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self._format_first_processed_entry,
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count=len(self.first_processed_entries)
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)
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self.main_splitter.addWidget(right_pane_widget)
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# --- Bottom Buttons ---
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bottom_button_layout = QHBoxLayout()
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self.save_history_button = QPushButton()
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self.save_history_button.clicked.connect(self._save_history_to_txt)
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bottom_button_layout.addStretch(1)
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bottom_button_layout.addWidget(self.save_history_button)
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dialog_layout.addLayout(bottom_button_layout)
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# Set splitter sizes after the dialog is shown to ensure correct proportions
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QTimer.singleShot(0, lambda: self.main_splitter.setSizes([self.width() // 2, self.width() // 2]))
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def _create_history_pane(self, entries, header_key, header_default, formatter_func, **kwargs):
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"""Creates a generic pane for displaying a list of history entries."""
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pane_widget = QWidget()
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layout = QVBoxLayout(pane_widget)
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header_text = self._tr(header_key, header_default).format(**kwargs)
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header_label = QLabel(header_text)
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header_label.setAlignment(Qt.AlignCenter)
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layout.addWidget(header_label)
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scroll_area = QScrollArea()
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scroll_area.setWidgetResizable(True)
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scroll_content_widget = QWidget()
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scroll_layout = QVBoxLayout(scroll_content_widget)
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if not entries:
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no_history_label = QLabel(self._tr("no_download_history_header", "No History Yet"))
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no_history_label.setAlignment(Qt.AlignCenter)
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scroll_layout.addWidget(no_history_label)
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else:
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for entry in entries:
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group_box, details_label = formatter_func(entry)
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group_layout = QVBoxLayout(group_box)
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group_layout.addWidget(details_label)
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scroll_layout.addWidget(group_box)
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scroll_area.setWidget(scroll_content_widget)
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layout.addWidget(scroll_area)
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return pane_widget
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def _format_last_downloaded_entry(self, entry):
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"""Formats a single entry for the 'Last Downloaded Files' pane."""
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group_box = QGroupBox(f"{self._tr('history_file_label', 'File:')} {entry.get('disk_filename', 'N/A')}")
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details_text = (
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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>"
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f"<b>{self._tr('history_creator_series_label', 'Creator/Series:')}</b> {entry.get('creator_display_name', 'N/A')}<br>"
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f"<b>{self._tr('history_post_uploaded_label', 'Post Uploaded:')}</b> {entry.get('upload_date_str', 'N/A')}<br>"
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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>"
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f"<b>{self._tr('history_saved_in_folder_label', 'Saved In Folder:')}</b> {entry.get('download_path', 'N/A')}"
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)
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details_label = QLabel(details_text)
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details_label.setWordWrap(True)
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details_label.setTextFormat(Qt.RichText)
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return group_box, details_label
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def _format_first_processed_entry(self, entry):
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"""Formats a single entry for the 'First Processed Posts' pane."""
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group_box = QGroupBox(f"{self._tr('history_post_label', 'Post:')} {entry.get('post_title', 'N/A')} (ID: {entry.get('post_id', 'N/A')})")
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details_text = (
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f"<b>{self._tr('history_creator_label', 'Creator:')}</b> {entry.get('creator_name', 'N/A')}<br>"
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f"<b>{self._tr('history_top_file_label', 'Top File:')}</b> {entry.get('top_file_name', 'N/A')}<br>"
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f"<b>{self._tr('history_num_files_label', 'Num Files in Post:')}</b> {entry.get('num_files', 0)}<br>"
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f"<b>{self._tr('history_post_uploaded_label', 'Post Uploaded:')}</b> {entry.get('upload_date_str', 'N/A')}<br>"
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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>"
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f"<b>{self._tr('history_saved_to_folder_label', 'Saved To Folder:')}</b> {entry.get('download_location', 'N/A')}"
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)
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details_label = QLabel(details_text)
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details_label.setWordWrap(True)
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details_label.setTextFormat(Qt.RichText)
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return group_box, details_label
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def _tr(self, key, default_text=""):
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"""Helper to get translation based on the main application's current language."""
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if callable(get_translation) and self.parent_app:
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return get_translation(self.parent_app.current_selected_language, key, default_text)
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return default_text
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def _retranslate_ui(self):
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"""Sets the text for all translatable UI elements."""
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self.setWindowTitle(self._tr("download_history_dialog_title_combined", "Download History"))
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self.save_history_button.setText(self._tr("history_save_button_text", "Save History to .txt"))
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def _apply_theme(self):
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"""Applies the current theme from the parent application."""
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if self.parent_app and hasattr(self.parent_app, 'get_dark_theme') and self.parent_app.current_theme == "dark":
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self.setStyleSheet(self.parent_app.get_dark_theme())
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def _save_history_to_txt(self):
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"""Saves the displayed history content to a user-selected text file."""
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if not self.last_3_downloaded_entries and not self.first_processed_entries:
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QMessageBox.information(
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self,
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self._tr("no_download_history_header", "No History Yet"),
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self._tr("history_nothing_to_save_message", "There is no history to save.")
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)
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return
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# Suggest saving in the main download directory or Documents as a fallback
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main_download_dir = self.parent_app.dir_input.text().strip()
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default_save_dir = ""
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if main_download_dir and os.path.isdir(main_download_dir):
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default_save_dir = main_download_dir
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else:
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default_save_dir = QStandardPaths.writableLocation(QStandardPaths.DocumentsLocation) or self.parent_app.app_base_dir
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default_filepath = os.path.join(default_save_dir, "download_history.txt")
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filepath, _ = QFileDialog.getSaveFileName(
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self,
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self._tr("history_save_dialog_title", "Save Download History"),
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default_filepath,
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"Text Files (*.txt);;All Files (*)"
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)
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if not filepath:
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return
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# Build the text content
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history_content = []
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# ... logic for formatting the text content would go here ...
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try:
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with open(filepath, 'w', encoding='utf-8') as f:
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f.write("\n".join(history_content))
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QMessageBox.information(
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self,
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self._tr("history_export_success_title", "History Export Successful"),
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self._tr("history_export_success_message", "Successfully exported to:\n{filepath}").format(filepath=filepath)
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)
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except Exception as e:
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QMessageBox.critical(
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self,
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self._tr("history_export_error_title", "History Export Error"),
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self._tr("history_export_error_message", "Could not export: {error}").format(error=str(e))
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)
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