# main.py import sys import os import random import hashlib import subprocess import json import asyncio import shutil from PyQt6.QtWidgets import ( QApplication, QMainWindow, QWidget, QTabWidget, QVBoxLayout, QHBoxLayout, QLabel, QPushButton, QLineEdit, QComboBox, QTableWidget, QTableWidgetItem, QSlider, QFormLayout, QTextEdit, QFrame, QMessageBox, QFileDialog ) from PyQt6.QtCore import Qt, QUrl from PyQt6.QtMultimedia import QMediaPlayer, QAudioOutput from PyQt6.QtGui import QFont # Third-Party Tooling import genanki import edge_tts from PIL import Image, ImageDraw, ImageFont # Internal Project Module Imports from database.connection import init_db, get_connection from core.bulk_importer import BulkImporter from core.clean_glossary import GlossaryCleaner class SpanishTrainerApp(QMainWindow): def __init__(self): super().__init__() self.setWindowTitle("Castilian Voice Trainer Pro") self.setMinimumSize(1200, 800) # 1. Initialize schema structures and check ingestion status self.ensure_database_populated() # Load system persistent settings from DB (including sleep-learning fields) self.load_system_settings() # Audio Player Architecture Setup self.media_player = QMediaPlayer() self.audio_output = QAudioOutput() self.media_player.setAudioOutput(self.audio_output) self.current_flashcard_id = None self.flashcard_ids_pool = [] # Tracks currently filtered study list IDs # Central Main Window Tabs Interface self.tabs = QTabWidget() self.setCentralWidget(self.tabs) self.init_phrase_sandbox_tab() self.init_flashcard_reviewer_tab() self.init_settings_tab() # 2. Populate table grids on initialization self.refresh_crud_table() self.refresh_review_table() def ensure_database_populated(self): """Forces database configuration structure and triggers pipeline execution if empty.""" print("šŸ—„ļø Verification Pass: Running schema configuration scripts...") init_db() conn = get_connection() cursor = conn.cursor() # Ensure our settings table and key columns are structurally sound cursor.execute("CREATE TABLE IF NOT EXISTS settings (key TEXT PRIMARY KEY, value TEXT);") # Seamlessly inject duration column into phrases if it doesn't exist cursor.execute("PRAGMA table_info(phrases);") columns = [row[1] for row in cursor.fetchall()] if "duration" not in columns: print("šŸ”„ Modifying phrases schema to support floating-point duration tracking...") cursor.execute("ALTER TABLE phrases ADD COLUMN duration REAL;") conn.commit() try: cursor.execute("SELECT COUNT(*) FROM translations") count = cursor.fetchone()[0] print(f"šŸ“Š Current Translation Pairs found in database: {count}") except Exception as e: print(f"āš ļø Table check encountered an issue (likely empty tables): {e}") count = 0 finally: conn.close() if count == 0: print("šŸ—„ļø Database tables are empty. Triggering glossary reader pipeline...") pdf_file = "aula_int_plus_1_glos_en_alfa.pdf" if os.path.exists(pdf_file): importer = BulkImporter() importer.import_pdf_glossary(pdf_file, "Aula Internacional Plus 1") cleaner = GlossaryCleaner() cleaner.process_database_clean() print("āœØ Ingestion pipeline processing sequence successfully completed.") else: print(f"āŒ Error: Source document '{pdf_file}' is missing from the directory root.") def load_system_settings(self): """Loads persistent variables from the key-value settings table.""" # Baseline internal fallback defaults self.anki_export_dir = os.getcwd() self.video_export_dir = os.getcwd() self.video_first_lang = "English First (en -> es)" self.video_repeats_count = "3" self.video_pause_duration = "4.0" conn = get_connection() cursor = conn.cursor() try: cursor.execute("SELECT key, value FROM settings") rows = cursor.fetchall() for row in rows: if row[0] == "anki_export_directory": self.anki_export_dir = row[1] elif row[0] == "video_export_directory": self.video_export_dir = row[1] elif row[0] == "video_first_language": self.video_first_lang = row[1] elif row[0] == "video_repeats_count": self.video_repeats_count = row[1] elif row[0] == "video_pause_duration": self.video_pause_duration = row[1] except Exception as e: print(f"āš ļø Failed to read application settings from database: {e}") finally: conn.close() def save_setting_to_db(self, key, value): """Updates or inserts a specific system runtime variable into the database.""" conn = get_connection() cursor = conn.cursor() try: cursor.execute("INSERT OR REPLACE INTO settings (key, value) VALUES (?, ?)", (key, value)) conn.commit() except Exception as e: print(f"āŒ Critical: Failed to save setting '{key}': {e}") finally: conn.close() def get_or_generate_audio_duration(self, phrase_id, text_str, lang): """ Ensures a target audio track exists on disk, reads its run length via ffprobe, caches the duration field inside SQLite, and returns the float timing block. """ safe_name = "".join([c for c in text_str if c.isalnum() or c in (" ", "_")]).strip().replace(" ", "_").lower() os.makedirs("media", exist_ok=True) target_file = f"media/{safe_name}_{lang}_female.mp3" # 1. Generate audio track dynamically if missing if not os.path.exists(target_file): try: voice = "es-ES-ElviraNeural" if lang == "es" else "en-GB-SoniaNeural" communicate = edge_tts.Communicate(text_str, voice) asyncio.run(communicate.save(target_file)) except Exception as tts_err: print(f"āŒ Core TTS System Exception: {tts_err}") return 2.5 # 2. Return cached value from DB if it exists conn = get_connection() cursor = conn.cursor() cursor.execute("SELECT duration FROM phrases WHERE id = ?", (phrase_id,)) cached_row = cursor.fetchone() if cached_row and cached_row[0] is not None: conn.close() return float(cached_row[0]) # 3. Calculate audio duration via ffprobe and store it try: cmd = [ 'ffprobe', '-v', 'quiet', '-print_format', 'json', '-show_entries', 'format=duration', target_file ] result = subprocess.run(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True) data = json.loads(result.stdout) duration = float(data['format']['duration']) cursor.execute("UPDATE phrases SET duration = ? WHERE id = ?", (duration, phrase_id)) conn.commit() print(f"šŸ’¾ Cached duration mapping: {duration}s -> ID {phrase_id}") except Exception as e: print(f"āš ļø Track structure analysis warning for {target_file}: {e}") duration = 2.5 finally: conn.close() return duration # ===================================================================== # šŸ—„ļø TAB 1: TRANSLATION-CENTRIC PHRASE SANDBOX (CRUD) # ===================================================================== def init_phrase_sandbox_tab(self): tab = QWidget() layout = QHBoxLayout(tab) left_panel = QVBoxLayout() filter_layout = QHBoxLayout() filter_layout.addWidget(QLabel("šŸ” Text Filter:")) self.search_text_input = QLineEdit() self.search_text_input.setPlaceholderText("Search Spanish or English text blocks...") self.search_text_input.textChanged.connect(self.refresh_crud_table) filter_layout.addWidget(self.search_text_input) filter_layout.addWidget(QLabel("šŸ“‚ Context:")) self.search_context_input = QLineEdit() self.search_context_input.setPlaceholderText("e.g. U2") self.search_context_input.setMaximumWidth(130) self.search_context_input.textChanged.connect(self.refresh_crud_table) filter_layout.addWidget(self.search_context_input) left_panel.addLayout(filter_layout) self.translation_table = QTableWidget() self.translation_table.setColumnCount(6) self.translation_table.setHorizontalHeaderLabels([ "TX ID", "Spanish Phrase", "English Translation", "Type", "Source Context", "Deck Assignment" ]) self.translation_table.itemSelectionChanged.connect(self.handle_table_row_select) left_panel.addWidget(self.translation_table) nav_layout = QHBoxLayout() self.btn_row_up = QPushButton("šŸ”¼ Previous Pair") self.btn_row_down = QPushButton("šŸ”½ Next Pair") self.btn_row_up.clicked.connect(lambda: self.step_table_row(-1)) self.btn_row_down.clicked.connect(lambda: self.step_table_row(1)) nav_layout.addWidget(self.btn_row_up) nav_layout.addWidget(self.btn_row_down) left_panel.addLayout(nav_layout) right_panel = QVBoxLayout() form_frame = QFrame() form_frame.setFrameShape(QFrame.Shape.StyledPanel) form_layout = QFormLayout(form_frame) self.input_tx_id = QLineEdit() self.input_tx_id.setReadOnly(True) self.input_tx_id.setPlaceholderText("Auto-Increment ID") self.input_text_es = QTextEdit() self.input_text_es.setMaximumHeight(75) self.input_text_en = QTextEdit() self.input_text_en.setMaximumHeight(75) self.combo_type = QComboBox() self.combo_type.addItems(["phrase", "sentence", "noun", "verb", "adjective"]) self.input_context = QLineEdit() self.input_context.setPlaceholderText("e.g., U8_5A") self.input_tags = QLineEdit() self.input_tags.setPlaceholderText("e.g., irregular_er boots_verb") self.input_deck_tag = QLineEdit() self.input_deck_tag.setPlaceholderText("Anki Sub-deck Hierarchy") button_qss = """ QPushButton { background-color: #f0f0f0; border: 1px solid #c0c0c0; border-radius: 4px; font-size: 11px; font-weight: bold; color: #333333; } QPushButton:hover { background-color: #e0e0e0; border: 1px solid #a0a0a0; } QPushButton:pressed { background-color: #d0d0d0; } """ es_header_layout = QHBoxLayout() es_header_layout.setContentsMargins(0, 5, 0, 5) es_header_layout.addWidget(QLabel("šŸ‡ŖšŸ‡ø Castilian Spanish Text Element:")) self.btn_play_sandbox_es = QPushButton("Play šŸ”Š") self.btn_play_sandbox_es.setFixedWidth(75) self.btn_play_sandbox_es.setFixedHeight(24) self.btn_play_sandbox_es.setStyleSheet(button_qss) self.btn_play_sandbox_es.clicked.connect(self.handle_sandbox_play_es) es_header_layout.addWidget(self.btn_play_sandbox_es) self.combo_speed_es = QComboBox() self.combo_speed_es.addItems(["0.50x", "0.75x", "1.00x", "1.25x", "1.50x"]) self.combo_speed_es.setCurrentText("1.00x") self.combo_speed_es.setFixedWidth(70) self.combo_speed_es.setFixedHeight(24) es_header_layout.addWidget(self.combo_speed_es) es_header_layout.addStretch() en_header_layout = QHBoxLayout() en_header_layout.setContentsMargins(0, 5, 0, 5) en_header_layout.addWidget(QLabel("šŸ‡¬šŸ‡§ English Target Translation:")) self.btn_play_sandbox_en = QPushButton("Play šŸ”Š") self.btn_play_sandbox_en.setFixedWidth(75) self.btn_play_sandbox_en.setFixedHeight(24) self.btn_play_sandbox_en.setStyleSheet(button_qss) self.btn_play_sandbox_en.clicked.connect(self.handle_sandbox_play_en) en_header_layout.addWidget(self.btn_play_sandbox_en) self.combo_speed_en = QComboBox() self.combo_speed_en.addItems(["0.50x", "0.75x", "1.00x", "1.25x", "1.50x"]) self.combo_speed_en.setCurrentText("1.00x") self.combo_speed_en.setFixedWidth(70) self.combo_speed_en.setFixedHeight(24) en_header_layout.addWidget(self.combo_speed_en) en_header_layout.addStretch() grammar_header_layout = QHBoxLayout() grammar_header_layout.setContentsMargins(0, 5, 0, 5) grammar_header_layout.addWidget(QLabel("šŸ“ Grammar / Usage Note:")) grammar_header_layout.addStretch() self.input_grammar_note = QTextEdit() self.input_grammar_note.setMaximumHeight(75) self.input_grammar_note.setPlaceholderText("e.g., feminine variant...") form_layout.addRow("Translation Link ID:", self.input_tx_id) form_layout.addRow(es_header_layout) form_layout.addRow(self.input_text_es) form_layout.addRow(en_header_layout) form_layout.addRow(self.input_text_en) form_layout.addRow(grammar_header_layout) form_layout.addRow(self.input_grammar_note) form_layout.addRow("Classification Profile:", self.combo_type) form_layout.addRow("Source Context ID (Raw):", self.input_context) form_layout.addRow("Anki Note Tags:", self.input_tags) form_layout.addRow("Target Deck Scope:", self.input_deck_tag) crud_buttons = QHBoxLayout() self.btn_save = QPushButton("āž• Create Pair") self.btn_update = QPushButton("šŸ’¾ Update Node") self.btn_delete = QPushButton("šŸ—‘ļø Sever Link") self.btn_save.clicked.connect(self.crud_create_pair) self.btn_update.clicked.connect(self.crud_update_pair) self.btn_delete.clicked.connect(self.crud_delete_pair) crud_buttons.addWidget(self.btn_save) crud_buttons.addWidget(self.btn_update) crud_buttons.addWidget(self.btn_delete) right_panel.addWidget(QLabel("

Translation Node Management Matrix

")) right_panel.addWidget(form_frame) right_panel.addLayout(crud_buttons) right_panel.addStretch() layout.addLayout(left_panel, stretch=4) layout.addLayout(right_panel, stretch=3) self.tabs.addTab(tab, "šŸ—„ļø Phrase Sandbox (CRUD)") # ===================================================================== # šŸƒ TAB 2: FLASHCARD STUDY MODULE # ===================================================================== def init_flashcard_reviewer_tab(self): tab = QWidget() layout = QHBoxLayout(tab) left_panel = QVBoxLayout() filter_layout = QHBoxLayout() filter_layout.addWidget(QLabel("šŸ“‚ Context:")) self.review_context_filter = QLineEdit() self.review_context_filter.setPlaceholderText("Filter Context...") self.review_context_filter.textChanged.connect(self.refresh_review_table) filter_layout.addWidget(self.review_context_filter) filter_layout.addWidget(QLabel("šŸ·ļø Tag:")) self.review_tag_filter = QLineEdit() self.review_tag_filter.setPlaceholderText("Filter Tag...") self.review_tag_filter.textChanged.connect(self.refresh_review_table) filter_layout.addWidget(self.review_tag_filter) left_panel.addLayout(filter_layout) self.review_table = QTableWidget() self.review_table.setColumnCount(4) self.review_table.setHorizontalHeaderLabels(["Tx ID", "Spanish Phrase", "Context", "Tags"]) self.review_table.itemSelectionChanged.connect(self.handle_review_table_select) left_panel.addWidget(self.review_table) layout.addLayout(left_panel, stretch=4) right_panel = QVBoxLayout() card_frame = QFrame() card_frame.setStyleSheet("background-color: #ffffff; border: 2px solid #bdc3c7; border-radius: 12px;") card_layout = QVBoxLayout(card_frame) card_frame.setMinimumHeight(280) self.lbl_card_text = QLabel("Select a row or click 'Next Card' to initiate...") self.lbl_card_text.setAlignment(Qt.AlignmentFlag.AlignCenter) self.lbl_card_text.setFont(QFont("Arial", 20, QFont.Weight.Bold)) self.lbl_card_text.setWordWrap(True) self.lbl_card_text.setStyleSheet("color: #2c3e50; border: none; padding: 20px;") self.lbl_card_meta = QLabel("") self.lbl_card_meta.setAlignment(Qt.AlignmentFlag.AlignCenter) self.lbl_card_meta.setFont(QFont("Arial", 11)) self.lbl_card_meta.setStyleSheet("color: #7f8c8d; border: none;") card_layout.addStretch() card_layout.addWidget(self.lbl_card_text) card_layout.addWidget(self.lbl_card_meta) card_layout.addStretch() right_panel.addWidget(card_frame, stretch=4) playback_layout = QHBoxLayout() playback_layout.addWidget(QLabel("šŸ”Š Voice Speed:")) self.slider_review_speed = QSlider(Qt.Orientation.Horizontal) self.slider_review_speed.setMinimum(50) self.slider_review_speed.setMaximum(150) self.slider_review_speed.setValue(100) self.lbl_review_speed = QLabel("1.00x") self.slider_review_speed.valueChanged.connect(self.handle_live_speed_change) playback_layout.addWidget(self.slider_review_speed) playback_layout.addWidget(self.lbl_review_speed) right_panel.addLayout(playback_layout) action_buttons = QHBoxLayout() self.btn_play_voice = QPushButton("šŸ—£ļø Play Voice Track") self.btn_flip_card = QPushButton("šŸ‘ļø Reveal English Partner") self.btn_play_voice.clicked.connect(self.handle_play_voice) self.btn_flip_card.clicked.connect(self.handle_flip_card) action_buttons.addWidget(self.btn_play_voice) action_buttons.addWidget(self.btn_flip_card) right_panel.addLayout(action_buttons) right_panel.addSpacing(15) bottom_utility_layout = QHBoxLayout() self.btn_export_anki = QPushButton("šŸ“¦ Export Anki Deck") self.btn_export_video = QPushButton("šŸŽ¬ Export Video") self.btn_load_next = QPushButton("āž”ļø Next Card") self.btn_export_anki.clicked.connect(self.handle_export_anki_deck) self.btn_export_video.clicked.connect(self.handle_export_video_assets) self.btn_load_next.clicked.connect(self.handle_load_next_card) utility_qss = "QPushButton { font-weight: bold; background-color: #eaf2f8; padding: 6px; border-radius: 4px; }" self.btn_export_anki.setStyleSheet(utility_qss) self.btn_export_video.setStyleSheet(utility_qss) self.btn_load_next.setStyleSheet("QPushButton { font-weight: bold; background-color: #d5f5e3; padding: 6px; border-radius: 4px; }") bottom_utility_layout.addWidget(self.btn_export_anki) bottom_utility_layout.addWidget(self.btn_export_video) bottom_utility_layout.addStretch() bottom_utility_layout.addWidget(self.btn_load_next) right_panel.addLayout(bottom_utility_layout) layout.addLayout(right_panel, stretch=3) self.tabs.addTab(tab, "šŸƒ Flashcard Review") # ===================================================================== # āš™ļø TAB 3: SYSTEM HARDWARE & EXPORT SETTINGS # ===================================================================== def init_settings_tab(self): tab = QWidget() layout = QVBoxLayout(tab) settings_frame = QFrame() settings_frame.setFrameShape(QFrame.Shape.StyledPanel) form_layout = QFormLayout(settings_frame) anki_layout = QHBoxLayout() self.line_anki_dir = QLineEdit(self.anki_export_dir) self.line_anki_dir.setReadOnly(True) btn_browse_anki = QPushButton("Browse šŸ“‚") btn_browse_anki.clicked.connect(self.handle_browse_anki_directory) anki_layout.addWidget(self.line_anki_dir) anki_layout.addWidget(btn_browse_anki) video_layout = QHBoxLayout() self.line_video_dir = QLineEdit(self.video_export_dir) self.line_video_dir.setReadOnly(True) btn_browse_video = QPushButton("Browse šŸ“‚") btn_browse_video.clicked.connect(self.handle_browse_video_directory) video_layout.addWidget(self.line_video_dir) video_layout.addWidget(btn_browse_video) # UI Sleep Learning Configuration Fields self.combo_first_lang = QComboBox() self.combo_first_lang.addItems(["English First (en -> es)", "Spanish First (es -> en)"]) self.combo_first_lang.setCurrentText(self.video_first_lang) self.combo_first_lang.currentTextChanged.connect(lambda v: self.save_setting_to_db("video_first_language", v)) self.spin_video_repeats = QLineEdit(self.video_repeats_count) self.spin_video_repeats.setFixedWidth(60) self.spin_video_repeats.textChanged.connect(lambda v: self.save_setting_to_db("video_repeats_count", v)) self.spin_pause_duration = QLineEdit(self.video_pause_duration) self.spin_pause_duration.setFixedWidth(60) self.spin_pause_duration.textChanged.connect(lambda v: self.save_setting_to_db("video_pause_duration", v)) form_layout.addRow("Anki Deck Export Destination:", anki_layout) form_layout.addRow("Video Assembly Output Target:", video_layout) form_layout.addRow("Introductory Anchor Audio Language:", self.combo_first_lang) form_layout.addRow("Target Translation Loop Multiplier (Repeats):", self.spin_video_repeats) form_layout.addRow("User Recall Repetition Frame Intermission (Seconds):", self.spin_pause_duration) # High-visibility sync button to calculate missing timings and rebuild metadata cache self.btn_sync_cache = QPushButton("āš” Populate Audio & Timings Cache") self.btn_sync_cache.setStyleSheet(""" QPushButton { font-weight: bold; background-color: #e67e22; color: white; padding: 10px; border-radius: 5px; font-size: 13px; } QPushButton:hover { background-color: #d35400; } """) self.btn_sync_cache.clicked.connect(self.handle_bulk_populate_audio_cache) layout.addWidget(QLabel("

Application Preferences & Workspace Routing

")) layout.addWidget(settings_frame) layout.addWidget(self.btn_sync_cache) layout.addStretch() self.tabs.addTab(tab, "āš™ļø Settings") def handle_browse_anki_directory(self): directory = QFileDialog.getExistingDirectory(self, "Select Anki Export Folder", self.anki_export_dir) if directory: self.anki_export_dir = directory self.line_anki_dir.setText(directory) self.save_setting_to_db("anki_export_directory", directory) def handle_browse_video_directory(self): directory = QFileDialog.getExistingDirectory(self, "Select Video Export Folder", self.video_export_dir) if directory: self.video_export_dir = directory self.line_video_dir.setText(directory) self.save_setting_to_db("video_export_directory", directory) def handle_bulk_populate_audio_cache(self): """Iterates through all relational links, runs dynamic downloads, analyzes audio runtime lengths via ffprobe.""" conn = get_connection() cursor = conn.cursor() cursor.execute(""" SELECT p1.id, p1.text, p2.id, p2.text FROM translations t JOIN phrases p1 ON t.source_phrase_id = p1.id JOIN phrases p2 ON t.target_phrase_id = p2.id """) records = cursor.fetchall() conn.close() if not records: QMessageBox.information(self, "Cache Synchronizer", "No valid translation pairs exist inside the database to process.") return print(f"āš” Processing structural cache updates for {len(records)} node linkages...") for row in records: es_id, es_text, en_id, en_text = row[0], row[1].strip(), row[2], row[3].strip() self.get_or_generate_audio_duration(en_id, en_text, "en") self.get_or_generate_audio_duration(es_id, es_text, "es") QMessageBox.information(self, "Cache Processing Complete", "All missing speech segments successfully written. Timings cached safely.") # ===================================================================== # āš” DATA MATRIX CONTROL & SYNCHRONIZATION VIEWS # ===================================================================== def refresh_crud_table(self): conn = get_connection() cursor = conn.cursor() text_filter = self.search_text_input.text().strip() context_filter = self.search_context_input.text().strip() query = """ SELECT t.translation_id, p1.text, p2.text, p1.word_type, p1.source_context, t.deck_name FROM translations t JOIN phrases p1 ON t.source_phrase_id = p1.id JOIN phrases p2 ON t.target_phrase_id = p2.id WHERE p1.language = 'es' AND p2.language = 'en' """ params = [] if text_filter: query += " AND (p1.text LIKE ? OR p2.text LIKE ?)" params.extend([f"%{text_filter}%", f"%{text_filter}%"]) if context_filter: query += " AND p1.source_context LIKE ?" params.append(f"%{context_filter}%") query += " ORDER BY t.translation_id ASC LIMIT 250" cursor.execute(query, params) rows = cursor.fetchall() conn.close() self.translation_table.setRowCount(0) for row_idx, row_data in enumerate(rows): self.translation_table.insertRow(row_idx) for col_idx in range(6): val = row_data[col_idx] self.translation_table.setItem(row_idx, col_idx, QTableWidgetItem(str(val if val is not None else ""))) def refresh_review_table(self): conn = get_connection() cursor = conn.cursor() context_filter = self.review_context_filter.text().strip() tag_filter = self.review_tag_filter.text().strip() query = """ SELECT t.translation_id, p1.text, p1.source_context, t.tags, p1.id FROM translations t JOIN phrases p1 ON t.source_phrase_id = p1.id WHERE p1.language = 'es' """ params = [] if context_filter: query += " AND p1.source_context LIKE ?" params.append(f"%{context_filter}%") if tag_filter: query += " AND t.tags LIKE ?" params.append(f"%{tag_filter}%") query += " ORDER BY t.translation_id ASC" cursor.execute(query, params) rows = cursor.fetchall() conn.close() self.review_table.setRowCount(0) self.flashcard_ids_pool = [] for row_idx, row_data in enumerate(rows): self.review_table.insertRow(row_idx) self.flashcard_ids_pool.append(row_data[4]) for col_idx in range(4): val = row_data[col_idx] self.review_table.setItem(row_idx, col_idx, QTableWidgetItem(str(val if val is not None else ""))) def handle_table_row_select(self): selected_ranges = self.translation_table.selectedRanges() if not selected_ranges: return row = selected_ranges[0].topRow() tx_id_item = self.translation_table.item(row, 0) if not tx_id_item: return tx_id = tx_id_item.text() conn = get_connection() cursor = conn.cursor() cursor.execute(""" SELECT t.translation_id, p1.text, p2.text, p1.word_type, p1.source_context, t.deck_name, t.notes, t.tags, p1.id, p2.id FROM translations t JOIN phrases p1 ON t.source_phrase_id = p1.id JOIN phrases p2 ON t.target_phrase_id = p2.id WHERE t.translation_id = ? """, (tx_id,)) record = cursor.fetchone() conn.close() if record: self.input_tx_id.setText(str(record[0])) self.input_text_es.setPlainText(str(record[1])) self.input_text_en.setPlainText(str(record[2])) self.combo_type.setCurrentText(str(record[3]) if record[3] else "phrase") self.input_context.setText(str(record[4]) if record[4] else "") self.input_tags.setText(str(record[7]) if record[7] is not None else "") self.input_deck_tag.setText(str(record[5]) if record[5] else "General") self.input_grammar_note.setPlainText(str(record[6]) if record[6] is not None else "") self.current_sandbox_es_id = record[8] self.current_sandbox_en_id = record[9] def handle_review_table_select(self): selected_ranges = self.review_table.selectedRanges() if not selected_ranges: return row = selected_ranges[0].topRow() phrase_id = self.flashcard_ids_pool[row] self.load_flashcard_by_id(phrase_id) def step_table_row(self, direction): current_row = self.translation_table.currentRow() next_row = current_row + direction if 0 <= next_row < self.translation_table.rowCount(): self.translation_table.setCurrentCell(next_row, 0) # ===================================================================== # āž• CRUD ENGINE ATOMIC OPERATIONS LOGIC # ===================================================================== def crud_create_pair(self): conn = get_connection() cursor = conn.cursor() cursor.execute(""" INSERT INTO phrases (text, language, word_type, source_context) VALUES (?, 'es', ?, ?) """, (self.input_text_es.toPlainText().strip(), self.combo_type.currentText(), self.input_context.text().strip())) es_id = cursor.lastrowid cursor.execute(""" INSERT INTO phrases (text, language, word_type, source_context) VALUES (?, 'en', ?, ?) """, (self.input_text_en.toPlainText().strip(), self.combo_type.currentText(), self.input_context.text().strip())) en_id = cursor.lastrowid cursor.execute(""" INSERT INTO translations (source_phrase_id, target_phrase_id, deck_name, notes, tags) VALUES (?, ?, ?, ?, ?) """, (es_id, en_id, self.input_deck_tag.text().strip() or "General", self.input_grammar_note.toPlainText().strip(), self.input_tags.text().strip())) conn.commit() conn.close() self.refresh_crud_table() self.refresh_review_table() QMessageBox.information(self, "Success", "Isolated phrase pairs created and relational link bound.") def crud_update_pair(self): tx_id = self.input_tx_id.text() if not tx_id: return conn = get_connection() cursor = conn.cursor() cursor.execute("SELECT source_phrase_id, target_phrase_id FROM translations WHERE translation_id = ?", (tx_id,)) ids = cursor.fetchone() if ids: es_id, en_id = ids cursor.execute("UPDATE phrases SET text=?, word_type=?, source_context=?, duration=NULL WHERE id=?", (self.input_text_es.toPlainText().strip(), self.combo_type.currentText(), self.input_context.text().strip(), es_id)) cursor.execute("UPDATE phrases SET text=?, word_type=?, source_context=?, duration=NULL WHERE id=?", (self.input_text_en.toPlainText().strip(), self.combo_type.currentText(), self.input_context.text().strip(), en_id)) cursor.execute("UPDATE translations SET deck_name=?, notes=?, tags=? WHERE translation_id=?", (self.input_deck_tag.text().strip() or "General", self.input_grammar_note.toPlainText().strip(), self.input_tags.text().strip(), tx_id)) conn.commit() conn.close() self.refresh_crud_table() self.refresh_review_table() QMessageBox.information(self, "Success", "Relational node structural update complete.") def crud_delete_pair(self): tx_id = self.input_tx_id.text() if not tx_id: return conn = get_connection() cursor = conn.cursor() cursor.execute("SELECT source_phrase_id, target_phrase_id FROM translations WHERE translation_id = ?", (tx_id,)) ids = cursor.fetchone() if ids: es_id, en_id = ids cursor.execute("DELETE FROM translations WHERE translation_id=?", (tx_id,)) cursor.execute("DELETE FROM phrases WHERE id=?", (es_id,)) cursor.execute("DELETE FROM phrases WHERE id=?", (en_id,)) conn.commit() conn.close() self.refresh_crud_table() self.refresh_review_table() self.input_tx_id.clear() self.input_text_es.clear() self.input_text_en.clear() self.input_grammar_note.clear() self.input_tags.clear() # ===================================================================== # šŸ”Š AUDIO ENGINE & EXPANDED FLASHCARD ACTIONS # ===================================================================== def load_flashcard_by_id(self, phrase_id): conn = get_connection() cursor = conn.cursor() cursor.execute(""" SELECT t.translation_id, p1.text, p1.source_context, t.deck_name, p1.id, t.tags FROM translations t JOIN phrases p1 ON t.source_phrase_id = p1.id WHERE p1.id = ? """, (phrase_id,)) record = cursor.fetchone() conn.close() if record: self.current_flashcard_id = record[4] self.lbl_card_text.setText(record[1]) self.lbl_card_meta.setText(f"Link ID: {record[0]} ā€¢ Context: {record[2]} ā€¢ Tag: {record[5]} ā€¢ Deck: {record[3]}") def handle_load_next_card(self): if not self.flashcard_ids_pool: QMessageBox.information(self, "Empty Pool", "No flashcards match your selected filter configurations.") return target_id = random.choice(self.flashcard_ids_pool) try: matched_idx = self.flashcard_ids_pool.index(target_id) self.review_table.setCurrentCell(matched_idx, 0) except ValueError: pass self.load_flashcard_by_id(target_id) def handle_play_voice(self): if not self.current_flashcard_id: return conn = get_connection() cursor = conn.cursor() cursor.execute("SELECT text, language FROM phrases WHERE id = ?", (self.current_flashcard_id,)) row = cursor.fetchone() conn.close() if row: text_str, lang = row safe_name = "".join([c for c in text_str if c.isalnum() or c in (" ", "_")]).strip().replace(" ", "_").lower() target_file = f"media/{safe_name}_{lang}_female.mp3" self.get_or_generate_audio_duration(self.current_flashcard_id, text_str, lang) if os.path.exists(target_file): self.media_player.setSource(QUrl.fromLocalFile(os.path.abspath(target_file))) self.media_player.setPlaybackRate(self.slider_review_speed.value() / 100.0) self.media_player.play() def handle_flip_card(self): if not self.current_flashcard_id: return conn = get_connection() cursor = conn.cursor() cursor.execute(""" SELECT p2.text, t.notes FROM translations t JOIN phrases p1 ON t.source_phrase_id = p1.id JOIN phrases p2 ON t.target_phrase_id = p2.id WHERE p1.id = ? """, (self.current_flashcard_id,)) row = cursor.fetchone() conn.close() if row: clean_es = self.lbl_card_text.text().split("\n\nšŸ‘‰")[0] display_text = f"{clean_es}\n\nšŸ‘‰ [ {row[0]} ]" if row[1]: display_text += f"\n\nšŸ’” Note: {row[1]}" self.lbl_card_text.setText(display_text) def handle_sandbox_play_es(self): text_str = self.input_text_es.toPlainText().strip() if not text_str or not hasattr(self, 'current_sandbox_es_id'): return self.get_or_generate_audio_duration(self.current_sandbox_es_id, text_str, "es") safe_name = "".join([c for c in text_str if c.isalnum() or c in (" ", "_")]).strip().replace(" ", "_").lower() target_file = f"media/{safe_name}_es_female.mp3" self.media_player.setSource(QUrl.fromLocalFile(os.path.abspath(target_file))) self.media_player.setPlaybackRate(float(self.combo_speed_es.currentText().replace("x", ""))) self.media_player.play() def handle_sandbox_play_en(self): text_str = self.input_text_en.toPlainText().strip() if not text_str or not hasattr(self, 'current_sandbox_en_id'): return self.get_or_generate_audio_duration(self.current_sandbox_en_id, text_str, "en") safe_name = "".join([c for c in text_str if c.isalnum() or c in (" ", "_")]).strip().replace(" ", "_").lower() target_file = f"media/{safe_name}_en_female.mp3" self.media_player.setSource(QUrl.fromLocalFile(os.path.abspath(target_file))) self.media_player.setPlaybackRate(float(self.combo_speed_en.currentText().replace("x", ""))) self.media_player.play() def handle_live_speed_change(self, value): rate = value / 100.0 self.lbl_review_speed.setText(f"{rate:.2f}x") if self.media_player.playbackState() == QMediaPlayer.PlaybackState.PlayingState: self.media_player.setPlaybackRate(rate) # ===================================================================== # šŸ“¦ ARTIFACT EXPORT GATEWAYS (GENANKI LIVE ENGINE WITH DUAL AUDIO) # ===================================================================== def handle_export_anki_deck(self): """Compiles active subset into functional .apkg with bundled Spanish and English audio tracks.""" if not self.flashcard_ids_pool: QMessageBox.warning(self, "Export Cancelled", "The current study stack is empty. Verify your search filters.") return model_hash = hashlib.sha256(b"castilian_voice_trainer_model_v2").hexdigest() model_id = int(model_hash[:13], 16) spanish_note_model = genanki.Model( model_id, 'Castilian Audio Flashcard Model v2', fields=[ {'name': 'SpanishPhrase'}, {'name': 'EnglishTranslation'}, {'name': 'GrammarNotes'}, {'name': 'SpanishAudio'}, {'name': 'EnglishAudio'} ], templates=[ { 'name': 'Card 1: Auditory Identification', 'qfmt': ( '
{{SpanishPhrase}}
' '
{{SpanishAudio}}
' ), 'afmt': ( '{{FrontSide}}
' '
{{EnglishTranslation}}
' '
{{EnglishAudio}}

' '
{{GrammarNotes}}
' ), }, ], css='.card { font-family: arial; font-size: 20px; text-align: center; background-color: #f8f9fa; }' ) context_txt = self.review_context_filter.text().strip() tag_txt = self.review_tag_filter.text().strip() if context_txt and tag_txt: file_title = f"Spanish_Export_Context_{context_txt}_Tag_{tag_txt}.apkg" elif context_txt: file_title = f"Spanish_Export_Context_{context_txt}.apkg" elif tag_txt: file_title = f"Spanish_Export_Tag_{tag_txt}.apkg" else: file_title = "Spanish_Master_Deck.apkg" file_title = "".join([c for c in file_title if c.isalnum() or c in (".", "_", "-")]).strip() destination_path = os.path.join(self.anki_export_dir, file_title) decks_map = {} media_files_manifest = [] conn = get_connection() cursor = conn.cursor() placeholders = ",".join(["?"] * len(self.flashcard_ids_pool)) query = f""" SELECT t.deck_name, p1.text, p2.text, t.notes, t.tags, p1.id, p2.id FROM translations t JOIN phrases p1 ON t.source_phrase_id = p1.id JOIN phrases p2 ON t.target_phrase_id = p2.id WHERE p1.id IN ({placeholders}) """ cursor.execute(query, self.flashcard_ids_pool) records = cursor.fetchall() conn.close() for row in records: db_deck_name = row[0].strip() if row[0] else "Castilian Spanish Master" es_text, en_text = row[1].strip(), row[2].strip() notes_text, tags_string = row[3].strip() if row[3] else "", row[4].strip() if row[4] else "" es_id, en_id = row[5], row[6] self.get_or_generate_audio_duration(es_id, es_text, "es") self.get_or_generate_audio_duration(en_id, en_text, "en") safe_es = "".join([c for c in es_text if c.isalnum() or c in (" ", "_")]).strip().replace(" ", "_").lower() safe_en = "".join([c for c in en_text if c.isalnum() or c in (" ", "_")]).strip().replace(" ", "_").lower() relative_es_path = f"media/{safe_es}_es_female.mp3" relative_en_path = f"media/{safe_en}_en_female.mp3" media_files_manifest.extend([relative_es_path, relative_en_path]) if db_deck_name not in decks_map: deck_hash = hashlib.sha256(db_deck_name.encode('utf-8')).hexdigest() deck_id = int(deck_hash[:13], 16) decks_map[db_deck_name] = genanki.Deck(deck_id, db_deck_name) parsed_tags = [t for t in tags_string.replace(",", " ").split(" ") if t] flash_note = genanki.Note( model=spanish_note_model, fields=[es_text, en_text, notes_text, f"[sound:{safe_es}_es_female.mp3]", f"[sound:{safe_en}_en_female.mp3]"], tags=parsed_tags ) decks_map[db_deck_name].add_note(flash_note) try: package = genanki.Package(list(decks_map.values())) package.media_files = [m for m in set(media_files_manifest) if os.path.exists(m)] package.write_to_file(destination_path) QMessageBox.information(self, "Export Complete", f"āœØ Packaged complete!\nOutput: {file_title}") except Exception as export_error: QMessageBox.critical(self, "Export Failed", f"Genanki failure:\n{export_error}") # ===================================================================== # šŸŽ¬ DYNAMIC SLEEP-LEARNING VIDEO GENERATION LAYER # ===================================================================== def create_video_frame_image(self, text, output_path): """Renders a visual slide text frame optimized for dark sleep study rooms.""" img = Image.new('RGB', (1920, 1080), color='#111a24') canvas = ImageDraw.Draw(img) try: font = ImageFont.load_default() except: font = None canvas.text((960, 540), text, fill="#e2e8f0", anchor="mm") img.save(output_path) def handle_export_video_assets(self): """Compiles filtered translation pairs into structural sleep loops using dynamic timelines.""" if not self.flashcard_ids_pool: QMessageBox.warning(self, "Video Generation Cancelled", "The active filter queue contains no records.") return try: repeat_count = int(self.spin_video_repeats.text().strip()) pause_sec = float(self.spin_pause_duration.text().strip()) except ValueError: QMessageBox.critical(self, "Configuration Error", "Check repeat multiplier numbers and decimal timing definitions.") return temp_dir = os.path.join(os.getcwd(), "video_scratch_pad") os.makedirs(temp_dir, exist_ok=True) conn = get_connection() cursor = conn.cursor() placeholders = ",".join(["?"] * len(self.flashcard_ids_pool)) query = f""" SELECT p1.id, p1.text, p2.id, p2.text FROM translations t JOIN phrases p1 ON t.source_phrase_id = p1.id JOIN phrases p2 ON t.target_phrase_id = p2.id WHERE p1.id IN ({placeholders}) """ cursor.execute(query, self.flashcard_ids_pool) records = cursor.fetchall() conn.close() print(f"šŸŽ¬ Compiling timeline clips for {len(records)} study pairs...") video_segment_paths = [] try: for idx, row in enumerate(records): es_id, es_text = row[0], row[1].strip() en_id, en_text = row[2], row[3].strip() es_duration = self.get_or_generate_audio_duration(es_id, es_text, "es") en_duration = self.get_or_generate_audio_duration(en_id, en_text, "en") safe_es = "".join([c for c in es_text if c.isalnum() or c in (" ", "_")]).strip().replace(" ", "_").lower() safe_en = "".join([c for c in en_text if c.isalnum() or c in (" ", "_")]).strip().replace(" ", "_").lower() es_audio_path = f"media/{safe_es}_es_female.mp3" en_audio_path = f"media/{safe_en}_en_female.mp3" if "English First" in self.combo_first_lang.currentText(): prime_text, prime_audio, prime_dur = en_text, en_audio_path, en_duration target_text, target_audio, target_dur = es_text, es_audio_path, es_duration else: prime_text, prime_audio, prime_dur = es_text, es_audio_path, es_duration target_text, target_audio, target_dur = en_text, en_audio_path, en_duration # --- Clip 1: Anchor Language Ingestion block --- img_prime = os.path.join(temp_dir, f"frame_prime_{idx}.png") self.create_video_frame_image(prime_text, img_prime) clip_prime_path = os.path.join(temp_dir, f"chunk_prime_{idx}.mp4") subprocess.run([ 'ffmpeg', '-y', '-loop', '1', '-i', img_prime, '-i', prime_audio, '-c:v', 'libx264', '-t', str(prime_dur), '-pix_fmt', 'yuv420p', '-c:a', 'aac', '-b:a', '192k', clip_prime_path ], stdout=subprocess.PIPE, stderr=subprocess.PIPE) video_segment_paths.append(clip_prime_path) # --- Clip 2: Target Repeat Frame block --- img_target = os.path.join(temp_dir, f"frame_target_{idx}.png") self.create_video_frame_image(target_text, img_target) clip_target_path = os.path.join(temp_dir, f"chunk_target_{idx}.mp4") subprocess.run([ 'ffmpeg', '-y', '-loop', '1', '-i', img_target, '-i', target_audio, '-c:v', 'libx264', '-t', str(target_dur), '-pix_fmt', 'yuv420p', '-c:a', 'aac', '-b:a', '192k', clip_target_path ], stdout=subprocess.PIPE, stderr=subprocess.PIPE) # --- Clip 3: Silent Practice Intermission frame block --- clip_silent_path = os.path.join(temp_dir, f"chunk_silent_{idx}.mp4") subprocess.run([ 'ffmpeg', '-y', '-f', 'lavfi', '-i', f'color=c=#111a24:s=1920x1080:d={pause_sec}', '-f', 'lavfi', '-i', 'anullsrc=cl=stereo:r=44100', '-t', str(pause_sec), '-c:v', 'libx264', '-pix_fmt', 'yuv420p', '-c:a', 'aac', clip_silent_path ], stdout=subprocess.PIPE, stderr=subprocess.PIPE) # Loop target segments sequentially matching step 3 -> 4 -> 5 loops for _ in range(repeat_count): video_segment_paths.append(clip_target_path) video_segment_paths.append(clip_silent_path) if not video_segment_paths: QMessageBox.warning(self, "Export Error", "Timeline compilation matrix is empty.") return # --- Concat Loop: Merge all segments into a master movie file --- manifest_path = os.path.join(temp_dir, "manifest.txt") with open(manifest_path, "w", encoding="utf-8") as f: for path in video_segment_paths: f.write(f"file '{os.path.abspath(path)}'\n") output_file = os.path.join(self.video_export_dir, "Spanish_Sleep_Learning_Master.mp4") subprocess.run([ 'ffmpeg', '-y', '-f', 'concat', '-safe', '0', '-i', manifest_path, '-c', 'copy', output_file ], stdout=subprocess.PIPE, stderr=subprocess.PIPE) QMessageBox.information(self, "Success", f"Sleep Learning compilation track generated successfully!\nLocation: {output_file}") except Exception as e: QMessageBox.critical(self, "Video Synthesis Suite Error", f"Timeline compiler hit a hitch:\n{e}") finally: if os.path.exists(temp_dir): shutil.rmtree(temp_dir) if __name__ == "__main__": print("šŸš€ Launching Core PyQt6 Framework Threads...") try: app = QApplication(sys.argv) window = SpanishTrainerApp() window.show() sys.exit(app.exec()) except Exception as fatal_error: import traceback traceback.print_exc() sys.exit(1)