feat: support dalle api

apps/draw.js

@@ -0,0 +1,55 @@
+import plugin from '../../../lib/plugins/plugin.js'
+import { segment } from 'oicq'
+import { createImage } from '../utils/dalle.js'
+import { makeForwardMsg} from "../utils/common.js";
+import _ from 'lodash'
+
+export class dalle extends plugin {
+  constructor (e) {
+    super({
+      name: 'ChatGPT-Plugin Dalle 绘图',
+      dsc: 'ChatGPT-Plugin基于OpenAI Dalle的绘图插件',
+      event: 'message',
+      priority: 500,
+      rule: [
+        {
+          reg: '#(chatgpt|ChatGPT|dalle|Dalle)(绘图|画图)',
+          fnc: 'draw'
+        }
+      ]
+    })
+  }
+
+  async draw (e) {
+    let splits = _.split(e.msg, '图', 2)
+    if (splits.length < 2) {
+      this.reply('请带上绘图要求')
+      return false
+    }
+    let rules = _.split(splits[1], '/')
+    let [prompt = '', num = '1', size = '512x512'] = rules.slice(0, 3)
+    if (['256x256', '512x512', '1024x1024'].indexOf(size) === -1) {
+      this.reply('大小不符合要求，必须是256x256/512x512/1024x1024中的一个')
+      return false
+    }
+    let priceMap = {
+      '1024x1024': 0.02,
+      '512x512': 0.018,
+      '256x256': 0.016
+    }
+    num = parseInt(num, 10)
+    await this.reply(`正在为您绘制大小为${size}的${num}张图片，预计消耗${priceMap[size] * num}美元余额，请稍候……`)
+    try {
+      let images = (await createImage(prompt, num, size)).map(image => segment.image(`base64://${image}`))
+      if (images.length > 1) {
+        this.reply(await makeForwardMsg(e, images, prompt))
+      } else {
+        this.reply(images[0], true)
+      }
+    } catch (err) {
+      this.reply(`绘图失败: err`, true)
+    }
+
+
+  }
+}