@nocobase/flow-engine
Version:
A standalone flow engine for NocoBase, managing workflows, models, and actions.
295 lines (293 loc) • 8.51 kB
JavaScript
/**
* This file is part of the NocoBase (R) project.
* Copyright (c) 2020-2024 NocoBase Co., Ltd.
* Authors: NocoBase Team.
*
* This project is dual-licensed under AGPL-3.0 and NocoBase Commercial License.
* For more information, please refer to: https://www.nocobase.com/agreement.
*/
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
// If the importer is in node compatibility mode or this is not an ESM
// file that has been converted to a CommonJS file using a Babel-
// compatible transform (i.e. "__esModule" has not been set), then set
// "default" to the CommonJS "module.exports" for node compatibility.
isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var sqlResource_exports = {};
__export(sqlResource_exports, {
FlowSQLRepository: () => FlowSQLRepository,
SQLResource: () => SQLResource
});
module.exports = __toCommonJS(sqlResource_exports);
var import_reactive = require("@formily/reactive");
var import_lodash = __toESM(require("lodash"));
var import_flowContext = require("../flowContext");
var import_baseRecordResource = require("./baseRecordResource");
function transformSQL(template) {
let index = 1;
const bind = {};
const sql = template.replace(/{{\s*([^}]+)\s*}}/g, (_2, expr) => {
const key = `__var${index}`;
bind[key] = `{{${expr.trim()}}}`;
index++;
return `$${key}`;
});
return { sql, bind };
}
__name(transformSQL, "transformSQL");
const _FlowSQLRepository = class _FlowSQLRepository {
ctx;
constructor(ctx) {
this.ctx = new import_flowContext.FlowContext();
this.ctx.addDelegate(ctx);
this.ctx.defineProperty("offset", {
get: /* @__PURE__ */ __name(() => 0, "get"),
cache: false
});
this.ctx.defineProperty("limit", {
get: /* @__PURE__ */ __name(() => 20, "get"),
cache: false
});
}
async run(sql, options = {}) {
const result = transformSQL(sql);
const bind = await this.ctx.resolveJsonTemplate(result.bind);
const { data } = await this.ctx.api.request({
method: "POST",
url: "flowSql:run",
data: {
sql: result.sql,
...options,
bind: {
...bind,
...options.bind
}
}
});
return data == null ? void 0 : data.data;
}
async save(data) {
await this.ctx.api.request({
method: "POST",
url: "flowSql:save",
data: {
...data
}
});
}
async runById(uid, options) {
const response = await this.ctx.api.request({
method: "GET",
url: "flowSql:getBind",
params: {
uid
}
});
const bind = await this.ctx.resolveJsonTemplate(response.data.data || {});
const { data } = await this.ctx.api.request({
method: "POST",
url: "flowSql:runById",
data: {
uid,
...options,
bind: {
...bind,
...options.bind
}
}
});
return data == null ? void 0 : data.data;
}
async destroy(uid) {
await this.ctx.api.request({
url: "flowSql:destroy",
params: {
filterByTk: uid
}
});
}
};
__name(_FlowSQLRepository, "FlowSQLRepository");
let FlowSQLRepository = _FlowSQLRepository;
const _SQLResource = class _SQLResource extends import_baseRecordResource.BaseRecordResource {
_data = import_reactive.observable.ref(null);
_meta = import_reactive.observable.ref({});
refreshTimer = null;
_debugEnabled = false;
_sql;
// 请求配置 - 与 APIClient 接口保持一致
request = {
// url: null as string | null,
method: "post",
params: {},
data: {},
headers: {}
};
get refreshActionName() {
return this._debugEnabled ? "run" : "runById";
}
get supportsFilter() {
return true;
}
constructor(context) {
super(context);
context.defineProperty("limit", {
get: /* @__PURE__ */ __name(() => this.getPageSize(), "get"),
cache: false
});
context.defineProperty("offset", {
get: /* @__PURE__ */ __name(() => {
const page = this.getPage();
const pageSize = this.getPageSize();
return (page - 1) * pageSize;
}, "get"),
cache: false
});
}
buildURL(action) {
return `flowSql:${action || this.refreshActionName}`;
}
setPage(page) {
this.addRequestParameter("page", page);
return this.setMeta({ page });
}
getPage() {
return this.getMeta("page") || 1;
}
setPageSize(pageSize) {
this.addRequestParameter("pageSize", pageSize);
return this.setMeta({ pageSize });
}
setDebug(enabled) {
this._debugEnabled = enabled;
return this;
}
getPageSize() {
return this.getMeta("pageSize") || 20;
}
async next() {
this.setPage(this.getPage() + 1);
await this.refresh();
}
async previous() {
if (this.getPage() > 1) {
this.setPage(this.getPage() - 1);
await this.refresh();
}
}
async goto(page) {
if (page > 0) {
this.request.params.page = page;
await this.refresh();
}
}
setDataSourceKey(dataSourceKey) {
this.request.data.dataSourceKey = dataSourceKey;
return this;
}
setSQLType(type) {
this.request.data.type = type;
return this;
}
setSQL(sql) {
this._sql = sql;
return this;
}
setFilterByTk(filterByTk) {
this.request.data.uid = filterByTk;
return this;
}
setFilter(filter) {
this.request.data.filter = filter;
return this;
}
setBind(bind) {
this.request.data.bind = bind;
return this;
}
async run() {
return this._debugEnabled ? await this.runBySQL() : await this.runById();
}
async runBySQL() {
const sql = this._sql;
const result = transformSQL(sql);
const bind = await this.context.resolveJsonTemplate(result.bind);
const options = import_lodash.default.cloneDeep({
method: "post",
...this.getRefreshRequestOptions()
});
options.data.bind = bind;
options.data.sql = result.sql;
return await this.runAction("run", options);
}
async runById() {
const { data } = await this.runAction("getBind", {
method: "get",
params: {
uid: this.request.data.uid
}
});
const bind = await this.context.resolveJsonTemplate(data);
this.setBind(bind);
return await this.runAction("runById", {
method: "post",
...this.getRefreshRequestOptions()
});
}
/**
* 在同一个事件循环内多次调用 refresh 方法时，只有最后一次调用会生效。避免触发多次相同的接口请求。
* @returns
*/
async refresh() {
if (this.refreshTimer) {
clearTimeout(this.refreshTimer);
}
return new Promise((resolve, reject) => {
this.refreshTimer = setTimeout(async () => {
try {
this.clearError();
this.loading = true;
const { data, meta } = await this.run();
this.setData(data).setMeta(meta);
this.emit("refresh");
this.loading = false;
resolve();
} catch (error) {
this.setError(error);
reject(error instanceof Error ? error : new Error(String(error)));
} finally {
this.refreshTimer = null;
this.loading = false;
}
});
});
}
};
__name(_SQLResource, "SQLResource");
let SQLResource = _SQLResource;
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
FlowSQLRepository,
SQLResource
});