feat(packages): add subpackage @sa/alova (#640)

* feat(packages): add @sa/alova

* typo(packages): add types & update code

* feat: add subpackage @sa/alova

---------

Co-authored-by: allenli178 <[email protected]>
Co-authored-by: 子殊 <[email protected]>

Author: 3 people

packages/alova/package.json

@@ -0,0 +1,17 @@
+{
+  "name": "@sa/alova",
+  "version": "0.1.0",
+  "exports": {
+    ".": "./src/index.ts",
+    "./client": "./src/client.ts"
+  },
+  "typesVersions": {
+    "*": {
+      "*": ["./src/*"]
+    }
+  },
+  "dependencies": {
+    "@sa/utils": "workspace:*",
+    "alova": "3.0.19"
+  }
+}

packages/alova/src/client.ts

@@ -0,0 +1 @@
+export * from 'alova/client';

packages/alova/src/constant.ts

@@ -0,0 +1,2 @@
+/** the backend error code key */
+export const BACKEND_ERROR_CODE = 'BACKEND_ERROR';

packages/alova/src/index.ts

@@ -0,0 +1,77 @@
+import { createAlova } from 'alova';
+import type { AlovaDefaultCacheAdapter, AlovaGenerics, AlovaGlobalCacheAdapter, AlovaRequestAdapter } from 'alova';
+import VueHook from 'alova/vue';
+import type { VueHookType } from 'alova/vue';
+import adapterFetch from 'alova/fetch';
+import { createServerTokenAuthentication } from 'alova/client';
+import type { FetchRequestInit } from 'alova/fetch';
+import { BACKEND_ERROR_CODE } from './constant';
+import type { CustomAlovaConfig, RequestOptions } from './type';
+
+export const createAlovaRequest = <
+  RequestConfig = FetchRequestInit,
+  ResponseType = Response,
+  ResponseHeader = Headers,
+  L1Cache extends AlovaGlobalCacheAdapter = AlovaDefaultCacheAdapter,
+  L2Cache extends AlovaGlobalCacheAdapter = AlovaDefaultCacheAdapter
+>(
+  customConfig: CustomAlovaConfig<
+    AlovaGenerics<any, any, RequestConfig, ResponseType, ResponseHeader, L1Cache, L2Cache, any>
+  >,
+  options: RequestOptions<AlovaGenerics<any, any, RequestConfig, ResponseType, ResponseHeader, L1Cache, L2Cache, any>>
+) => {
+  const { tokenRefresher } = options;
+  const { onAuthRequired, onResponseRefreshToken } = createServerTokenAuthentication<
+    VueHookType,
+    AlovaRequestAdapter<RequestConfig, ResponseType, ResponseHeader>
+  >({
+    refreshTokenOnSuccess: {
+      isExpired: (response, method) => tokenRefresher?.isExpired(response, method) || false,
+      handler: async (response, method) => tokenRefresher?.handler(response, method)
+    },
+    refreshTokenOnError: {
+      isExpired: (response, method) => tokenRefresher?.isExpired(response, method) || false,
+      handler: async (response, method) => tokenRefresher?.handler(response, method)
+    }
+  });
+
+  const instance = createAlova({
+    ...customConfig,
+    timeout: customConfig.timeout ?? 10 * 1000,
+    requestAdapter: (customConfig.requestAdapter as any) ?? adapterFetch(),
+    statesHook: VueHook,
+    beforeRequest: onAuthRequired(options.onRequest as any),
+    responded: onResponseRefreshToken({
+      onSuccess: async (response, method) => {
+        // check if http status is success
+        let error: any = null;
+        let transformedData: any = null;
+        try {
+          if (await options.isBackendSuccess(response)) {
+            transformedData = await options.transformBackendResponse(response);
+          } else {
+            error = new Error('the backend request error');
+            error.code = BACKEND_ERROR_CODE;
+          }
+        } catch (err) {
+          error = err;
+        }
+
+        if (error) {
+          await options.onError?.(error, response, method);
+          throw error;
+        }
+
+        return transformedData;
+      },
+      onComplete: options.onComplete,
+      onError: (error, method) => options.onError?.(error, null, method)
+    })
+  });
+
+  return instance;
+};
+
+export { BACKEND_ERROR_CODE };
+export type * from './type';
+export type * from 'alova';

packages/alova/src/type.ts

@@ -0,0 +1,52 @@
+import type { AlovaGenerics, AlovaOptions, AlovaRequestAdapter, Method, ResponseCompleteHandler } from 'alova';
+
+export type CustomAlovaConfig<AG extends AlovaGenerics> = Omit<
+  AlovaOptions<AG>,
+  'statesHook' | 'beforeRequest' | 'responded' | 'requestAdapter'
+> & {
+  /** request adapter. all request of alova will be sent by it. */
+  requestAdapter?: AlovaRequestAdapter<AG['RequestConfig'], AG['Response'], AG['ResponseHeader']>;
+};
+
+export interface RequestOptions<AG extends AlovaGenerics> {
+  /**
+   * The hook before request
+   *
+   * For example: You can add header token in this hook
+   *
+   * @param method alova Method Instance
+   */
+  onRequest?: AlovaOptions<AG>['beforeRequest'];
+  /**
+   * The hook to check backend response is success or not
+   *
+   * @param response alova response
+   */
+  isBackendSuccess: (response: AG['Response']) => Promise<boolean>;
+
+  /** The config to refresh token */
+  tokenRefresher?: {
+    /** detect the token is expired */
+    isExpired(response: AG['Response'], Method: Method<AG>): Promise<boolean> | boolean;
+    /** refresh token handler */
+    handler(response: AG['Response'], Method: Method<AG>): Promise<void>;
+  };
+
+  /** The hook after backend request complete */
+  onComplete?: ResponseCompleteHandler<AG>;
+
+  /**
+   * The hook to handle error
+   *
+   * For example: You can show error message in this hook
+   *
+   * @param error
+   */
+  onError?: (error: any, response: AG['Response'] | null, methodInstance: Method<AG>) => any | Promise<any>;
+  /**
+   * transform backend response when the responseType is json
+   *
+   * @param response alova response
+   */
+  transformBackendResponse: (response: AG['Response']) => any;
+}

packages/alova/tsconfig.json

@@ -0,0 +1,20 @@
+{
+  "compilerOptions": {
+    "target": "ESNext",
+    "jsx": "preserve",
+    "lib": ["DOM", "ESNext"],
+    "baseUrl": ".",
+    "module": "ESNext",
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "types": ["node"],
+    "strict": true,
+    "strictNullChecks": true,
+    "noUnusedLocals": true,
+    "allowSyntheticDefaultImports": true,
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist"]
+}