JDictSelectUtil.js
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/**
* 字典 util
* author: scott
* date: 20190109
*/
import {ajaxGetDictItems,getDictItemsFromCache} from '@/api/api.js'
import {getAction} from '@/api/manage'
/**
* 获取字典数组
* @param dictCode 字典Code
* @return List<Map>
*/
export async function initDictOptions(dictCode) {
if (!dictCode) {
return '字典Code不能为空!';
}
//优先从缓存中读取字典配置
if(getDictItemsFromCache(dictCode)){
let res = {}
res.result = getDictItemsFromCache(dictCode);
res.success = true;
return res;
}
//获取字典数组
let res = await ajaxGetDictItems(dictCode);
return res;
}
/**
* 字典值替换文本通用方法
* @param dictOptions 字典数组
* @param text 字典值
* @return String
*/
export function filterDictText(dictOptions, text) {
// --update-begin----author:sunjianlei---date:20200323------for: 字典翻译 text 允许逗号分隔 ---
if (text != null && Array.isArray(dictOptions)) {
let result = []
// 允许多个逗号分隔，允许传数组对象
let splitText
if (Array.isArray(text)) {
splitText = text
} else {
splitText = text.toString().trim().split(',')
}
for (let txt of splitText) {
let dictText = txt
for (let dictItem of dictOptions) {
if (txt.toString() === dictItem.value.toString()) {
dictText = (dictItem.text || dictItem.title || dictItem.label)
break
}
}
result.push(dictText)
}
return result.join(',')
}
return text
// --update-end----author:sunjianlei---date:20200323------for: 字典翻译 text 允许逗号分隔 ---
}
/**
* 字典值替换文本通用方法(多选)
* @param dictOptions 字典数组
* @param text 字典值
* @return String
*/
export function filterMultiDictText(dictOptions, text) {
//js “!text” 认为0为空，所以做提前处理
if(text === 0 || text === '0'){
if(dictOptions){
for (let dictItem of dictOptions) {
if (text == dictItem.value) {
return dictItem.text
}
}
}
}
if(!text || text=='null' || !dictOptions || dictOptions.length==0){
return ""
}
let re = "";
text = text.toString()
let arr = text.split(",")
dictOptions.forEach(function (option) {
if(option){
for(let i=0;i<arr.length;i++){
if (arr[i] === option.value) {
re += option.text+",";
break;
}
}
}
});
if(re==""){
return text;
}
return re.substring(0,re.length-1);
}
/**
* 翻译字段值对应的文本
* @param children
* @returns string
*/
export function filterDictTextByCache(dictCode, key) {
if(key==null ||key.length==0){
return;
}
if (!dictCode) {
return '字典Code不能为空!';
}
//优先从缓存中读取字典配置
if(getDictItemsFromCache(dictCode)){
let item = getDictItemsFromCache(dictCode).filter(t => t["value"] == key)
if(item && item.length>0){
return item[0]["text"]
}
}
}
/** 通过code获取字典数组 */
export async function getDictItems(dictCode, params) {
//优先从缓存中读取字典配置
if(getDictItemsFromCache(dictCode)){
let desformDictItems = getDictItemsFromCache(dictCode).map(item => ({...item, label: item.text}))
return desformDictItems;
}
//缓存中没有，就请求后台
return await ajaxGetDictItems(dictCode, params).then(({success, result}) => {
if (success) {
let res = result.map(item => ({...item, label: item.text}))
console.log('------- 从DB中获取到了字典-------dictCode : ', dictCode, res)
return Promise.resolve(res)
} else {
console.error('getDictItems error: : ', res)
return Promise.resolve([])
}
}).catch((res) => {
console.error('getDictItems error: ', res)
return Promise.resolve([])
})
}