发布 v3.2.0

ruoyi-ui/src/utils/dict/Dict.js

@@ -0,0 +1,82 @@
+import Vue from 'vue'
+import { mergeRecursive } from "@/utils/ruoyi";
+import DictMeta from './DictMeta'
+import DictData from './DictData'
+
+const DEFAULT_DICT_OPTIONS = {
+  types: [],
+}
+
+/**
+ * @classdesc 字典
+ * @property {Object} label 标签对象，内部属性名为字典类型名称
+ * @property {Object} dict 字段数组，内部属性名为字典类型名称
+ * @property {Array.<DictMeta>} _dictMetas 字典元数据数组
+ */
+export default class Dict {
+  constructor() {
+    this.owner = null
+    this.label = {}
+    this.type = {}
+  }
+
+  init(options) {
+    if (options instanceof Array) {
+      options = { types: options }
+    }
+    const opts = mergeRecursive(DEFAULT_DICT_OPTIONS, options)
+    if (opts.types === undefined) {
+      throw new Error('need dict types')
+    }
+    const ps = []
+    this._dictMetas = opts.types.map(t => DictMeta.parse(t))
+    this._dictMetas.forEach(dictMeta => {
+      const type = dictMeta.type
+      Vue.set(this.label, type, {})
+      Vue.set(this.type, type, [])
+      if (dictMeta.lazy) {
+        return
+      }
+      ps.push(loadDict(this, dictMeta))
+    })
+    return Promise.all(ps)
+  }
+
+  /**
+   * 重新加载字典
+   * @param {String} type 字典类型
+   */
+  reloadDict(type) {
+    const dictMeta = this._dictMetas.find(e => e.type === type)
+    if (dictMeta === undefined) {
+      return Promise.reject(`the dict meta of ${type} was not found`)
+    }
+    return loadDict(this, dictMeta)
+  }
+}
+
+/**
+ * 加载字典
+ * @param {Dict} dict 字典
+ * @param {DictMeta} dictMeta 字典元数据
+ * @returns {Promise}
+ */
+function loadDict(dict, dictMeta) {
+  return dictMeta.request(dictMeta)
+    .then(response => {
+      const type = dictMeta.type
+      let dicts = dictMeta.responseConverter(response, dictMeta)
+      if (!(dicts instanceof Array)) {
+        console.error('the return of responseConverter must be Array.<DictData>')
+        dicts = []
+      } else if (dicts.filter(d => d instanceof DictData).length !== dicts.length) {
+        console.error('the type of elements in dicts must be DictData')
+        dicts = []
+      }
+      dict.type[type].splice(0, Number.MAX_SAFE_INTEGER, ...dicts)
+      dicts.forEach(d => {
+        Vue.set(dict.label[type], d.value, d.label)
+      })
+      return dicts
+    })
+}