Add fetchPresets

src/client.ts

@@ -1,5 +1,6 @@
 import { RestAPI } from "./rest";
 import { audioQuery } from "./audio_query";
+import { preset } from "./preset";
 
 // voicevox client
 /**
@@ -67,4 +68,10 @@ export class Client {
     );
     return new audioQuery(this.rest, audioquery);
   }
+
+  // Fetch presets
+  async fetchPresets(): Promise<preset[]> {
+    let presets = await this.rest.getPresets();
+    return presets.map((x) => new preset(x));
+  }
 }

src/preset.ts

@@ -0,0 +1,28 @@
+import { preset as presetT } from "./types/preset";
+
+// preset
+export class preset {
+  public id: number;
+  public name: string;
+  public speaker_uuid: string;
+  public style_id: number;
+  public speedScale: number;
+  public pitchScale: number;
+  public intonationScale: number;
+  public volumeScale: number;
+  public prePhonemeLength: number;
+  public postPhonemeLength: number;
+
+  constructor(preset: presetT) {
+    this.id = preset.id;
+    this.name = preset.name;
+    this.speaker_uuid = preset.speaker_uuid;
+    this.style_id = preset.style_id;
+    this.speedScale = preset.speedScale;
+    this.pitchScale = preset.pitchScale;
+    this.intonationScale = preset.intonationScale;
+    this.volumeScale = preset.volumeScale;
+    this.prePhonemeLength = preset.prePhonemeLength;
+    this.postPhonemeLength = preset.postPhonemeLength;
+  }
+}

src/rest.ts

@@ -3,6 +3,7 @@ import {
   createAudioQueryOptions,
   createAudioQueryFromPresetOptions,
 } from "./types/audioquery";
+import { preset } from "./types/preset";
 import { synthesisParams } from "./types/synthesis";
 
 type fetchOptions = {
@@ -21,19 +22,19 @@ export class RestAPI {
   async request(
     method: string,
     path: string,
-    options: {
+    options?: {
       body?: any;
       params?: any;
     }
   ): Promise<any> {
     let url = this.engine_url + path;
-    if (options.params) {
+    if (options?.params) {
       url += "?" + new URLSearchParams(options.params).toString();
     }
     var fetch_options: fetchOptions = {
       method: method,
     };
-    if (options.body) {
+    if (options?.body) {
       fetch_options["headers"] = { "Content-Type": "application/json" };
       fetch_options["body"] = JSON.stringify(options.body);
     }
@@ -92,4 +93,8 @@ export class RestAPI {
       params: params,
     });
   }
+
+  async getPresets(): Promise<preset[]> {
+    return await this.request("GET", "/presets");
+  }
 }

src/types/preset.ts

@@ -0,0 +1,12 @@
+export interface preset {
+  id: number;
+  name: string;
+  speaker_uuid: string;
+  style_id: number;
+  speedScale: number;
+  pitchScale: number;
+  intonationScale: number;
+  volumeScale: number;
+  prePhonemeLength: number;
+  postPhonemeLength: number;
+}