From 3e18a726d529cd15ccc22db052ca4eb3262239cb Mon Sep 17 00:00:00 2001
From: Yuki Igarashi <44018880+P0ngCh4ng@users.noreply.github.com>
Date: Wed, 21 Feb 2024 03:54:01 +0900
Subject: [PATCH] =?UTF-8?q?fix=20=E6=AD=8Cwave=E5=87=BA=E5=8A=9B=E6=99=82?=
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* fix 歌wave出力時のデフォルトファイル名を変更

* refactor: 歌waveのデフォルトファイル名を変更する処理を関数に切り出し

* 細かい変更

---------

Co-authored-by: Hiroshiba <hihokaruta@gmail.com>
---
 src/store/singing.ts | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/src/store/singing.ts b/src/store/singing.ts
index 6aae891d5c..6ffc743661 100644
--- a/src/store/singing.ts
+++ b/src/store/singing.ts
@@ -18,6 +18,7 @@ import {
   PhraseState,
   transformCommandStore,
 } from "./type";
+import { sanitizeFileName } from "./utility";
 import { EngineId } from "@/type/preload";
 import { FrameAudioQuery, Note as NoteForRequestToEngine } from "@/openapi";
 import { ResultError, getValueOrThrow } from "@/type/result";
@@ -1785,8 +1786,34 @@ export const singingStore = createPartialStore<SingingStoreTypes>({
           return Math.max(1, lastNoteEndTime + 1);
         };
 
+        const generateDefaultSongFileName = () => {
+          const projectName = getters.PROJECT_NAME;
+          if (projectName) {
+            return projectName.split(".")[0] + ".wav";
+          }
+
+          const singer = getters.SELECTED_TRACK.singer;
+          if (singer) {
+            const singerName = getters.CHARACTER_INFO(
+              singer.engineId,
+              singer.styleId
+            )?.metas.speakerName;
+            if (singerName) {
+              const notes = getters.SELECTED_TRACK.notes.slice(0, 5);
+              const beginningPartLyrics = notes
+                .map((note) => note.lyric)
+                .join("");
+              return sanitizeFileName(
+                `${singerName}_${beginningPartLyrics}.wav`
+              );
+            }
+          }
+
+          return "Untitled.wav";
+        };
+
         const exportWaveFile = async (): Promise<SaveResultObject> => {
-          const fileName = "test_export.wav"; // TODO: 設定できるようにする
+          const fileName = generateDefaultSongFileName();
           const numberOfChannels = 2;
           const sampleRate = 48000; // TODO: 設定できるようにする
           const withLimiter = false; // TODO: 設定できるようにする