106 lines
4.0 KiB
JavaScript
106 lines
4.0 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.count = exports.fetchRows = exports.aggregate = exports.select = exports.operate = void 0;
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const types_1 = require("oak-domain/lib/types");
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const relation_1 = require("oak-domain/lib/store/relation");
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const assert_1 = require("oak-domain/lib/utils/assert");
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async function operate(params, context) {
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const { entity, operation, option } = params;
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/* const userId = context.getCurrentUserId();
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if (!userId) {
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// operate默认必须用户登录
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throw new OakUnloggedInException();
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} */
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if (!context.allowUserUpdate()) {
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throw new types_1.OakUserUnpermittedException('您被禁更新');
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}
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if (operation instanceof Array) {
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const result = [];
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for (const oper of operation) {
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const r = await context.operate(entity, oper, option || {});
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result.push(r);
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}
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return result;
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}
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return await context.operate(entity, operation, option || {});
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}
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exports.operate = operate;
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/**
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* 因为有cascadeSelect，这里要按查询的要求build返回的结构树，告知每一层上相关的id/total/aggr信息
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* @param schema
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* @param entity
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* @param result
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* @returns
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*/
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function buildResultTree(schema, entity, result) {
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const pruneInner = (e, r, tree) => {
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for (const attr in r) {
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if (attr.endsWith('$$aggr')) {
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tree[attr] = r[attr];
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}
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else if (typeof r[attr] === 'object') {
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const rel = (0, relation_1.judgeRelation)(schema, e, attr);
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if (rel === 2 || typeof rel === 'string') {
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tree[attr] = {};
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pruneInner(rel === 2 ? attr : rel, r[attr], tree[attr]);
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}
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else if (rel instanceof Array) {
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(0, assert_1.assert)(r[attr] instanceof Array);
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tree[attr] = {
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data: {},
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};
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if (r[attr].hasOwnProperty('#total')) {
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tree[attr].total = r[attr]['#total'];
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}
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r[attr].forEach((rr) => {
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tree[attr].data[rr.id] = {};
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pruneInner(rel[0], rr, tree[attr].data[rr.id]);
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});
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}
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}
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}
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};
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const root = {
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data: {},
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};
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/**
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* 这个total是在cascadeStore的selectAsync处理的，有点古怪
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*/
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if (result.hasOwnProperty('#total')) {
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root.total = result['#total'];
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}
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result.forEach((row) => {
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root.data[row.id] = {};
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pruneInner(entity, row, root.data[row.id]);
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});
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return root;
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}
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async function select(params, context) {
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const { entity, selection, option } = params;
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let selection2 = selection;
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const data = await context.select(entity, selection2, option || {});
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return buildResultTree(context.getSchema(), entity, data);
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}
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exports.select = select;
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async function aggregate(params, context) {
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const { entity, aggregation, option } = params;
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return context.aggregate(entity, aggregation, option || {});
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}
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exports.aggregate = aggregate;
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async function fetchRows(params, context) {
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await Promise.all(params.map((ele) => context.select(ele.entity, ele.selection, ele.option || {})));
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}
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exports.fetchRows = fetchRows;
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async function count(params, context) {
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const { entity, selection, option } = params;
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const { filter } = selection;
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const count = await context.count(entity, Object.assign({}, { filter }), option || {});
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return count;
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}
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exports.count = count;
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/*
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export type AspectDict<ED extends EntityDict> = {
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operation: <T extends keyof ED>(options: { entity: T, operation: ED[T]['Operation'], params?: OperateParams }, context: Context<ED>) => Promise<OperationResult>;
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select: <T extends keyof ED, S extends ED[T]['Selection']>( options: { entity: T, selection: S, params?: object }, context: Context<ED>) => Promise<SelectionResult2<ED[T]['Schema'], S>>;
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}; */
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