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| """Console-based melody practice view. | |
| This module provides a console interface for visualizing | |
| and interacting with melody practice sessions. | |
| """ | |
| from typing import List | |
| from improvisation_lab.domain.composition import PhraseData | |
| from improvisation_lab.presentation.melody_practice.view_text_manager import \ | |
| ViewTextManager | |
| from improvisation_lab.service.melody_practice_service import PitchResult | |
| class ConsoleMelodyView: | |
| """Console-based implementation of melody visualization.""" | |
| def __init__(self, text_manager: ViewTextManager, song_name: str): | |
| """Initialize the console view with a text manager and song name. | |
| Args: | |
| text_manager: Text manager for updating and displaying text. | |
| song_name: Name of the song to be practiced. | |
| """ | |
| self.text_manager = text_manager | |
| self.song_name = song_name | |
| def launch(self): | |
| """Run the console interface.""" | |
| print("\n" + f"Generating melody for {self.song_name}:") | |
| print("Sing each note for 1 second!") | |
| def display_phrase_info(self, phrase_number: int, phrases_data: List[PhraseData]): | |
| """Display phrase information in console. | |
| Args: | |
| phrase_number: Number of the phrase. | |
| phrases_data: List of phrase data. | |
| """ | |
| self.text_manager.update_phrase_text(phrase_number, phrases_data) | |
| print("\n" + "-" * 50) | |
| print("\n" + self.text_manager.phrase_text + "\n") | |
| def display_pitch_result(self, pitch_result: PitchResult): | |
| """Display note status in console. | |
| Args: | |
| pitch_result: The result of the pitch detection. | |
| """ | |
| self.text_manager.update_pitch_result(pitch_result) | |
| print(f"{self.text_manager.result_text:<80}", end="\r", flush=True) | |
| def display_practice_end(self): | |
| """Display practice end message in console.""" | |
| self.text_manager.terminate_text() | |
| print(self.text_manager.phrase_text) | |