重构了后台启动的相关部分

lib/run.js

@@ -10,7 +10,7 @@ async function run(options) {
         (0, tip_style_1.Success)(`${(0, tip_style_1.success)('初始化数据库中……')}`);
         // ts-node scripts/build-app-domain & npm link ./app-domain
         const drop = options.args.includes('drop') || false;
-        const result = cross_spawn_1.default.sync('ts-node', [require.resolve('../scripts/' + 'initialize-database.js'), `${drop}`], {
+        const result = cross_spawn_1.default.sync('ts-node', [require.resolve('../scripts/' + 'initialize-server.ts'), `${drop}`], {
             stdio: 'inherit',
             shell: true,
         });
@@ -28,6 +28,7 @@ async function run(options) {
         // ts-node scripts/build-app-domain & npm link ./app-domain
         const result = cross_spawn_1.default.sync(`cross-env`, [
             `NODE_ENV=${options.mode}`,
+            'OAK_PLATFORM=server',
             'ts-node',
             require.resolve('../scripts/' + 'start-server.js'),
         ], {

lib/server/initialize.d.ts

@@ -0,0 +1,3 @@
+/// <reference path="../../src/typings/polyfill.d.ts" />
+import { Context, EntityDict, RowStore } from 'oak-domain/lib/types';
+export declare function initialize<ED extends EntityDict, Cxt extends Context<ED>>(path: string, contextBuilder: (scene?: string) => (store: RowStore<ED, Cxt>) => Cxt, dropIfExists?: boolean): Promise<void>;

lib/server/initialize.js

@@ -0,0 +1,13 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.initialize = void 0;
+/// <reference path="../typings/polyfill.d.ts" />
+const oak_backend_base_1 = require("oak-backend-base");
+async function initialize(path, contextBuilder, dropIfExists) {
+    const appLoader = new oak_backend_base_1.AppLoader(path, contextBuilder);
+    await appLoader.mount();
+    await appLoader.initialize(dropIfExists);
+    await appLoader.unmount();
+    console.log('data initialized');
+}
+exports.initialize = initialize;

lib/server/polyfill.d.ts

@@ -0,0 +1,3 @@
+export declare type GenerateIdOption = {
+    shuffle?: boolean;
+};

lib/server/polyfill.js

@@ -0,0 +1,12 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const uuid_1 = require("uuid");
+async function generateNewId(option) {
+    if (option?.shuffle && process.env.NODE_ENV === 'development') {
+        return (0, uuid_1.v4)();
+    }
+    return (0, uuid_1.v1)();
+}
+Object.assign(global, {
+    generateNewId,
+});

lib/server/start.d.ts

@@ -0,0 +1,4 @@
+/// <reference path="../../src/typings/polyfill.d.ts" />
+import './polyfill';
+import { Connector, EntityDict, Context, RowStore } from 'oak-domain/lib/types';
+export declare function startup<ED extends EntityDict, Cxt extends Context<ED>>(path: string, contextBuilder: (scene?: string) => (store: RowStore<ED, Cxt>) => Cxt, connector: Connector<ED, Cxt>): Promise<void>;

lib/server/start.js

@@ -0,0 +1,67 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.startup = void 0;
+/// <reference path="../typings/polyfill.d.ts" />
+require("./polyfill");
+const koa_1 = __importDefault(require("koa"));
+const koa_router_1 = __importDefault(require("koa-router"));
+const koa_body_1 = __importDefault(require("koa-body"));
+const oak_backend_base_1 = require("oak-backend-base");
+const types_1 = require("oak-domain/lib/types");
+async function startup(path, contextBuilder, connector) {
+    const appLoader = new oak_backend_base_1.AppLoader(path, contextBuilder);
+    await appLoader.mount();
+    const koa = new koa_1.default();
+    koa.use((0, koa_body_1.default)({
+        multipart: true,
+    }));
+    const router = new koa_router_1.default();
+    // 如果是开发环境，允许options
+    if (process.env.NODE_ENV = 'development') {
+        koa.use(async (ctx, next) => {
+            ctx.set('Access-Control-Allow-Origin', '*');
+            ctx.set('Access-Control-Allow-Headers', 'Content-Type, Content-Length, Authorization, Accept, X-Requested-With, oak-cxt, oak-aspect');
+            ctx.set('Access-Control-Allow-Methods', 'PUT, POST, GET, DELETE, OPTIONS');
+            if (ctx.method == 'OPTIONS') {
+                ctx.body = 200;
+            }
+            else {
+                await next();
+            }
+        });
+    }
+    router.post(connector.getRouter(), async (ctx) => {
+        console.log('aspect called');
+        const { request } = ctx;
+        const { name, params, context } = connector.parseRequest(request.headers, request.body, appLoader.getStore());
+        await context.begin();
+        let result;
+        try {
+            result = await appLoader.execAspect(name, context, params);
+            await context.commit();
+        }
+        catch (err) {
+            await context.rollback();
+            console.error(err);
+            const exception = err instanceof types_1.OakException ? err : new types_1.OakException('内部不可知错误');
+            const { body } = connector.serializeException(exception, request.headers, request.body);
+            ctx.response.body = body;
+            return;
+        }
+        const { body, headers } = connector.serializeResult(result, context, request.headers, request.body);
+        ctx.response.body = body;
+        return;
+    });
+    koa.use(router.routes());
+    const serverConfig = require(`${path}/configuration/server.json`);
+    console.log(`server will listen on port ${serverConfig.port}`);
+    koa.on('error', (err) => {
+        console.error(err);
+        throw err;
+    });
+    koa.listen(serverConfig.port);
+}
+exports.startup = startup;

package.json

@@ -19,8 +19,10 @@
     "devDependencies": {
         "@types/cross-spawn": "^6.0.2",
         "@types/inquirer": "^7.3.1",
+        "@types/koa-router": "^7.4.4",
         "@types/node": "^12.0.27",
         "@types/shelljs": "^0.8.8",
+        "@types/uuid": "^8.3.4",
         "@xmldom/xmldom": "^0.8.2",
         "stream-browserify": "^3.0.0",
         "typescript": "^4.6.3"
@@ -66,17 +68,15 @@
         "jest": "^27.4.3",
         "jest-resolve": "^27.4.2",
         "jest-watch-typeahead": "^1.0.0",
+        "koa": "^2.13.4",
+        "koa-body": "^5.0.0",
+        "koa-router": "^11.0.1",
         "less": "^4.1.2",
         "less-loader": "^10.2.0",
         "loader-utils": "^3.2.0",
         "lodash": "^4.17.21",
         "mini-css-extract-plugin": "^2.5.3",
-        "oak-common-aspect": "file:../oak-common-aspect",
         "oak-domain": "file:../oak-domain",
-        "oak-external-sdk": "file:../oak-external-sdk",
-        "oak-frontend-base": "file:../oak-frontend-base",
-        "oak-general-business": "file:../oak-general-business",
-        "oak-memory-tree-store": "file:../oak-memory-tree-store",
         "postcss": "^8.4.4",
         "postcss-flexbugs-fixes": "^5.0.2",
         "postcss-less": "^6.0.0",
@@ -100,6 +100,7 @@
         "tailwindcss": "^3.0.2",
         "terser-webpack-plugin": "^5.2.5",
         "ui-extract-webpack-plugin": "^1.0.0",
+        "uuid": "^8.3.2",
         "webpack": "^5.72.0",
         "webpack-dev-server": "^4.6.0",
         "webpack-manifest-plugin": "^4.0.2",

scripts/initialize-database.js

@@ -1,9 +0,0 @@
-const { initialize } = require('oak-backend-base');
-const pwd = process.cwd();
-
-const dropIfExists = process.argv[2];
-
-initialize(pwd, dropIfExists)
-.then(
-    () => process.exit(0)
-);

scripts/start-server.js

@@ -1,4 +0,0 @@
-const { startup } = require('oak-backend-base');
-const pwd = process.cwd();
-
-startup(pwd);

src/run.ts

@@ -15,7 +15,7 @@ export default async function run(options: any): Promise<void> {
         const drop = options.args.includes('drop') || false;
         const result = spawn.sync(
             'ts-node',
-            [require.resolve('../scripts/' + 'initialize-database.js'), `${drop}`],
+            [require.resolve('../scripts/' + 'initialize-server.ts'), `${drop}`],
             {
                 stdio: 'inherit',
                 shell: true,
@@ -37,6 +37,7 @@ export default async function run(options: any): Promise<void> {
             `cross-env`,
             [
                 `NODE_ENV=${options.mode}`,
+                'OAK_PLATFORM=server',
                 'ts-node',
                 require.resolve('../scripts/' + 'start-server.js'),
             ],

src/server/initialize.ts

@@ -0,0 +1,11 @@
+/// <reference path="../typings/polyfill.d.ts" />
+import { AppLoader } from 'oak-backend-base';
+import { Context, EntityDict, RowStore } from 'oak-domain/lib/types';
+
+export async function initialize<ED extends EntityDict, Cxt extends Context<ED>>(path: string, contextBuilder: (scene?: string) => (store: RowStore<ED, Cxt>) => Cxt, dropIfExists?: boolean) {
+    const appLoader = new AppLoader(path, contextBuilder);
+    await appLoader.mount();
+    await appLoader.initialize(dropIfExists);
+    await appLoader.unmount();
+    console.log('data initialized');
+}

src/server/polyfill.ts

@@ -0,0 +1,16 @@
+import { v4, v1 } from 'uuid';
+
+export type GenerateIdOption = {
+    shuffle?: boolean;
+};
+
+async function generateNewId(option?: GenerateIdOption) {
+    if (option?.shuffle && process.env.NODE_ENV === 'development') {
+        return v4();
+    }
+    return v1();
+}
+
+Object.assign(global, {
+    generateNewId,
+});

src/server/start.ts

@@ -0,0 +1,64 @@
+/// <reference path="../typings/polyfill.d.ts" />
+import './polyfill';
+import Koa from 'koa';
+import KoaRouter from 'koa-router';
+import KoaBody from 'koa-body';
+import { AppLoader, BackendContext } from 'oak-backend-base';
+import { OakException, Connector, EntityDict, Context, RowStore } from 'oak-domain/lib/types';
+
+export async function startup<ED extends EntityDict, Cxt extends Context<ED>>(path: string, contextBuilder: (scene?: string) => (store: RowStore<ED, Cxt>) => Cxt, connector: Connector<ED, Cxt>) {
+    const appLoader = new AppLoader(path, contextBuilder);
+    await appLoader.mount();
+    const koa = new Koa();
+    koa.use(KoaBody({
+        multipart: true,
+    }));
+    const router = new KoaRouter();
+
+    // 如果是开发环境，允许options
+    if (process.env.NODE_ENV = 'development') {
+        koa.use(async (ctx, next) => {
+            ctx.set('Access-Control-Allow-Origin', '*');
+            ctx.set('Access-Control-Allow-Headers', 'Content-Type, Content-Length, Authorization, Accept, X-Requested-With, oak-cxt, oak-aspect');
+            ctx.set('Access-Control-Allow-Methods', 'PUT, POST, GET, DELETE, OPTIONS');
+            if (ctx.method == 'OPTIONS') {
+                ctx.body = 200;
+            } else {
+                await next();
+            }
+        });
+    }
+
+    router.post(connector.getRouter(), async (ctx) => {
+        console.log('aspect called');
+        const { request } = ctx;
+        const { name, params, context } = connector.parseRequest(request.headers, request.body, appLoader.getStore());
+        await context.begin();
+        let result: any;
+        try {
+            result = await appLoader.execAspect(name, context, params);
+            await context.commit();
+        }
+        catch (err: any) {
+            await context.rollback();
+            console.error(err);
+            const exception = err instanceof OakException ? err : new OakException('内部不可知错误');
+            const { body } = connector.serializeException(exception, request.headers, request.body);
+            ctx.response.body = body;
+            return;
+        }
+        const { body, headers } = connector.serializeResult(result, context, request.headers, request.body);
+        ctx.response.body = body;
+        return;
+    });
+    koa.use(router.routes());
+
+
+    const serverConfig = require(`${path}/configuration/server.json`);
+    console.log(`server will listen on port ${serverConfig.port}`);
+    koa.on('error', (err) => {
+        console.error(err);
+        throw err;
+    });
+    koa.listen(serverConfig.port);
+}

src/typings/polyfill.d.ts

@@ -0,0 +1,7 @@
+import { GenerateIdOption } from "oak-backend-base/src/polyfill";
+
+declare global {
+    const generateNewId: (option?: GenerateIdOption) => Promise<string>;
+    const __DEV__: boolean;
+}
+export {}

tsconfig.json

@@ -62,7 +62,8 @@
     // "emitDecoratorMetadata": true,         /* Enables experimental support for emitting type metadata for decorators. */
     /* Advanced Options */
     "forceConsistentCasingInFileNames": true,
-    "resolveJsonModule": true /* Disallow inconsistently-cased references to the same file. */
+    "resolveJsonModule": true, /* Disallow inconsistently-cased references to the same file. */
+    "experimentalDecorators": true
   },
   "include": [ "src/**/*" ],
   "exclude": [