98 lines
2.5 KiB
JavaScript
98 lines
2.5 KiB
JavaScript
// [z-paging]拦截器
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const queryKey = 'Query';
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const fetchParamsKey = 'FetchParams';
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const fetchResultKey = 'FetchResult';
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const language2LocalKey = 'Language2Local';
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// 拦截&处理@query事件
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function handleQuery(callback) {
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_addHandleByKey(queryKey, callback);
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return this;
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}
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// 拦截&处理@query事件(私有，请勿调用)
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function _handleQuery(pageNo, pageSize, from, lastItem) {
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const callback = _getHandleByKey(queryKey);
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return callback ? callback(pageNo, pageSize, from, lastItem) : [pageNo, pageSize, from];
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}
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// 拦截&处理:fetch参数
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function handleFetchParams(callback) {
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_addHandleByKey(fetchParamsKey, callback);
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return this;
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}
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// 拦截&处理:fetch参数(私有，请勿调用)
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function _handleFetchParams(parmas, extraParams) {
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const callback = _getHandleByKey(fetchParamsKey);
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return callback ? callback(parmas, extraParams || {}) : { pageNo: parmas.pageNo, pageSize: parmas.pageSize, ...(extraParams || {}) };
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}
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// 拦截&处理:fetch结果
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function handleFetchResult(callback) {
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_addHandleByKey(fetchResultKey, callback);
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return this;
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}
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// 拦截&处理:fetch结果(私有，请勿调用)
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function _handleFetchResult(result, paging, params) {
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const callback = _getHandleByKey(fetchResultKey);
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callback && callback(result, paging, params);
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return callback ? true : false;
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}
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// 拦截&处理系统language转i18n local
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function handleLanguage2Local(callback) {
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_addHandleByKey(language2LocalKey, callback);
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return this;
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}
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// 拦截&处理系统language转i18n local(私有，请勿调用)
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function _handleLanguage2Local(language, local) {
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const callback = _getHandleByKey(language2LocalKey);
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return callback ? callback(language, local) : local;
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}
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// 获取当前app对象
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function _getApp(){
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// #ifndef APP-NVUE
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return getApp();
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// #endif
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// #ifdef APP-NVUE
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return getApp({ allowDefault: true });
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// #endif
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}
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// 是否可以访问globalData
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function _hasGlobalData() {
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return _getApp() && _getApp().globalData;
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}
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// 添加处理函数
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function _addHandleByKey(key, callback) {
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try {
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setTimeout(function() {
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if (_hasGlobalData()) {
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_getApp().globalData[`zp_handle${key}Callback`] = callback;
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}
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}, 1);
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} catch (_) {}
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}
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// 获取处理回调函数
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function _getHandleByKey(key) {
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return _hasGlobalData() ? _getApp().globalData[`zp_handle${key}Callback`] : null;
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}
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export default {
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handleQuery,
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_handleQuery,
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handleFetchParams,
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_handleFetchParams,
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handleFetchResult,
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_handleFetchResult,
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handleLanguage2Local,
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_handleLanguage2Local
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};
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