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ankiconnect

A simple implementation of AnkiConnect client, with TypeScript typing (using // @ts-check in an IME.)

此脚本不应直接安装。它是供其他脚本使用的外部库，要使用该库请加入元指令 // @require https://update.cn-greasyfork.org/scripts/452285/1099556/ankiconnect.js 

  1. class AnkiConnect {
  2.   baseURL;
  3.   version;
  4.  
  5.   constructor(baseURL = 'http://localhost:8765', version = 6) {
  6.     this.baseURL = baseURL;
  7.     this.version = version;
  8.   }
  9.  
  10.   async send(action, params, version = this.version) {
  11.     return new Promise((resolve, reject) => {
  12.       const xhr = new XMLHttpRequest();
  13.       xhr.addEventListener('error', () => reject('failed to issue request'));
  14.       xhr.addEventListener('load', () => {
  15.         try {
  16.           const response = JSON.parse(xhr.responseText);
  17.           if (Object.getOwnPropertyNames(response).length != 2) {
  18.             throw 'response has an unexpected number of fields';
  19.           }
  20.           if (!response.hasOwnProperty('error')) {
  21.             throw 'response is missing required error field';
  22.           }
  23.           if (!response.hasOwnProperty('result')) {
  24.             throw 'response is missing required result field';
  25.           }
  26.           if (response.error) {
  27.             throw response.error;
  28.           }
  29.           resolve(response.result);
  30.         } catch (e) {
  31.           reject(e);
  32.         }
  33.       });
  34.  
  35.       xhr.open('POST', this.baseURL);
  36.       xhr.send(JSON.stringify({ action, version, params }));
  37.     });
  38.   }
  39.  
  40.   chain(action, params, version = this.version) {
  41.     const actions = [{ action, params }];
  42.  
  43.     const chainable = {
  44.       commit: async () => {
  45.         if (actions.length > 1) {
  46.           return this.send('multi', { actions }, version);
  47.         }
  48.  
  49.         return this.send(action, params, version);
  50.       },
  51.       add: async (action, params) => {
  52.         actions.push({ action, params });
  53.         return chainable;
  54.       },
  55.     };
  56.  
  57.     return chainable;
  58.   }
  59. }