commit c726cd8804ddfe5416d2b04026e456f54cc84952
Author: abearxiong <xiongxiao@xiongxiao.me>
Date:   Sun Feb 15 19:19:19 2026 +0800

    init

diff --git a/.cnb.yml b/.cnb.yml
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+++ b/.cnb.yml
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+# .cnb.yml
+include:
+  - https://cnb.cool/kevisual/cnb/-/blob/main/.cnb/template.yml
+
+.common_env: &common_env
+  env:
+    USERNAME: root
+  imports:
+    - https://cnb.cool/kevisual/env/-/blob/main/.env.development
+
+$:
+  vscode:
+    - docker:
+        image: docker.cnb.cool/kevisual/dev-env:latest
+      services:
+        - vscode
+        - docker
+      imports: !reference  [.common_env, imports]
+      stages: !reference  [.dev_template, stages]
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diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
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+storage
+node_modules
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diff --git a/.npmrc b/.npmrc
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+++ b/.npmrc
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+//npm.xiongxiao.me/:_authToken=${ME_NPM_TOKEN}
+//registry.npmjs.org/:_authToken=${NPM_TOKEN}
diff --git a/bun.config.mjs b/bun.config.mjs
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+++ b/bun.config.mjs
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+// @ts-check
+import { resolvePath } from '@kevisual/use-config';
+import { execSync } from 'node:child_process';
+
+const entry = 'src/index.ts';
+const naming = 'app';
+const external = ['bullmq','ioredis'];
+/**
+ * @type {import('bun').BuildConfig}
+ */
+await Bun.build({
+  target: 'node',
+  format: 'esm',
+  entrypoints: [resolvePath(entry, { meta: import.meta })],
+  outdir: resolvePath('./dist', { meta: import.meta }),
+  naming: {
+    entry: `${naming}.js`,
+  },
+  external: external,
+  env: 'KEVISUAL_*',
+});
+
+// const cmd = `dts -i src/index.ts -o app.d.ts`;
+const cmd = `dts -i ${entry} -o ${naming}.d.ts`;
+execSync(cmd, { stdio: 'inherit' });
diff --git a/package.json b/package.json
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+++ b/package.json
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+{
+  "name": "@kevisual/context",
+  "version": "0.0.4",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "dev": "bun src/dev.ts --watch",
+    "build": "bun bun.config.mjs",
+    "publish": "ev npm publish npm -p"
+  },
+  "files": [
+    "dist",
+    "src"
+  ],
+  "publishConfig": {
+    "access": "public"
+  },
+  "keywords": [],
+  "author": "abearxiong <xiongxiao@xiongxiao.me> (https://www.xiongxiao.me)",
+  "license": "MIT",
+  "packageManager": "pnpm@10.14.0",
+  "type": "module",
+  "exports": {
+    ".": {
+      "import": "./dist/app.js",
+      "types": "./dist/app.d.ts"
+    }
+  },
+  "devDependencies": {
+    "@kevisual/load": "^0.0.6",
+    "@kevisual/types": "^0.0.10",
+    "@kevisual/use-config": "^1.0.19",
+    "@types/node": "^24.2.1"
+  }
+}
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diff --git a/readme.md b/readme.md
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index 0000000..5f41f82
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+++ b/readme.md
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+# 环境变量 context
+
+上下文 的node或则浏览器当中，如果global中不存在context，则赋值到global，如果存在，则获取对应的。
+
+```ts
+import { useContextKey } from '@kevisual/context';
+
+const v = useContextKey('a', () => '123'); // 如果是第一次初始化，返回123，否则返回之前初始化的值
+```
+
+
+
+### types
+```ts
+type GlobalContext<T = SimpleObject> = {
+    name?: string;
+    [key: string]: any;
+} & T;
+declare const useEnv: <T = SimpleObject>(initEnv?: GlobalContext<T>, initKey?: string, isOverwrite?: boolean) => Required<GlobalContext<T>>;
+type InitResult<T> = T | Promise<T> | null;
+type InitFn<T> = () => T | Promise<T>;
+type Init<T> = T | InitFn<T> | null;
+type AsyncResult<T, ASYNC extends boolean = false> = ASYNC extends true ? Promise<T> : T;
+type SimpleObject = Record<string, any>;
+declare const useEnvKey: <T = any>(key: string, init?: Init<T>, initKey?: string) => InitResult<T>;
+declare const usePageEnv: (init?: Init<any>, initKey?: string) => any;
+declare const useEnvKeyNew: (key: string, initKey?: string, opts?: {
+    getNew?: boolean;
+    init?: Init<any>;
+}) => any;
+declare const useContext: <T = SimpleObject>(initContext?: GlobalContext<T>, isOverwrite?: boolean) => Required<GlobalContext<T>>;
+declare const useContextKey: <T = any, ASYNC extends boolean = false>(key: string, init?: Init<T>, isNew?: boolean) => AsyncResult<T, ASYNC>;
+declare const usePageContext: (init?: Init<any>) => any;
+declare const useConfig: <T = SimpleObject>(initConfig?: Partial<GlobalContext<T>>, isOverwrite?: boolean) => Required<GlobalContext<Partial<GlobalContext<T>>>>;
+declare const useConfigKey: <T = any, ASYNC extends boolean = false>(key: string, init?: Init<T>, isNew?: boolean) => AsyncResult<T, ASYNC>;
+declare const usePageConfig: (init?: Init<any>) => any;
+
+export { useConfig, useConfigKey, useContext, useContextKey, useEnv, useEnvKey, useEnvKeyNew, usePageConfig, usePageContext, usePageEnv };
+
+```
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diff --git a/src/index.ts b/src/index.ts
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+++ b/src/index.ts
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+import { isBrowser } from './utils/browser.ts';
+import { getPathKey } from './utils/path-key.ts';
+import { BaseLoad } from '@kevisual/load';
+
+const gt = (globalThis as any) || window || self;
+
+type GlobalContext<T = SimpleObject> = {
+  name?: string;
+  [key: string]: any;
+} & T;
+// 从window对象中获取全局的环境变量，如果没有则初始化一个
+export const useEnv = <T = SimpleObject>(initEnv?: GlobalContext<T>, initKey = 'config', isOverwrite?: boolean) => {
+  const env: GlobalContext<T> = gt[initKey];
+  const _env = env || initEnv;
+  // 环境不存在则初始化一个
+  if (!env) {
+    if (_env) {
+      gt[initKey] = _env;
+    } else {
+      gt[initKey] = {};
+    }
+  } else if (isOverwrite) {
+    // 环境存在且是覆盖模式
+    gt[initKey] = { ...env, ...initEnv };
+  }
+
+  return gt[initKey] as Required<GlobalContext<T>>;
+};
+type InitResult<T> = T | Promise<T> | null;
+type InitFn<T> = () => T | Promise<T>;
+type Init<T> = T | InitFn<T> | null;
+type AsyncResult<T, ASYNC extends boolean = false> = ASYNC extends true ? Promise<T> : T;
+type SimpleObject = Record<string, any>;
+
+// 从全局环境变量中获取指定的key值，如果没有则初始化一个, key不存在，返回Env对象
+export const useEnvKey = <T = any>(key: string, init?: Init<T>, initKey = 'config'): InitResult<T> => {
+  const _env = useEnv({}, initKey);
+  // 已经存在，直接返回
+  if (key && typeof _env[key] !== 'undefined') {
+    return _env[key];
+  }
+  // 不存在，但是有初始化函数，初始化的返回，同步函数，删除了重新加载？
+  if (key && init) {
+    if (typeof init !== 'function') {
+      _env[key] = init as T;
+    }
+    // 如果是函数，执行函数
+    if (typeof init === 'function') {
+      const result = (init as InitFn<T>)();
+      // 如果结果是Promise，处理异步结果
+      if (result instanceof Promise) {
+        return result.then((res) => {
+          _env[key] = res;
+          return res as T;
+        });
+      }
+      _env[key] = result;
+    }
+    return _env[key];
+  }
+  if (key) {
+    // 加载
+    const baseLoad = new BaseLoad();
+    const voidFn = async () => {
+      return _env[key];
+    };
+    const checkFn = async () => {
+      const loadRes = await baseLoad.load(voidFn, {
+        key,
+        isReRun: true,
+        checkSuccess: () => _env[key],
+        timeout: 5 * 60 * 1000,
+        interval: 1000,
+        //
+      });
+      if (loadRes.code !== 200) {
+        console.error('load key error');
+        return null;
+      }
+      return _env[key];
+    };
+    return checkFn();
+  }
+  // 不存在，没有初始化函数
+  console.error('key is empty ');
+  return null;
+};
+
+export const usePageEnv = (init?: Init<any>, initKey = 'config') => {
+  const { id } = getPathKey();
+  return useEnvKey(id, init, initKey);
+};
+export const useEnvKeyNew = (key: string, initKey = 'config', opts?: { getNew?: boolean; init?: Init<any> }) => {
+  const _env = useEnv({}, initKey);
+  if (key) {
+    delete _env[key];
+  }
+  if (opts?.getNew && opts.init) {
+    return useEnvKey(key, opts.init, initKey);
+  } else if (opts?.getNew) {
+    return useEnvKey(key, null, initKey);
+  }
+};
+
+export const useContext = <T = SimpleObject>(initContext?: GlobalContext<T>, isOverwrite?: boolean) => {
+  return useEnv(initContext, 'context', isOverwrite);
+};
+
+export const useContextKey = <T = any, ASYNC extends boolean = false>(key: string, init?: Init<T>, isNew?: boolean): AsyncResult<T, ASYNC> => {
+  if (isNew) {
+    return useEnvKeyNew(key, 'context', { getNew: true, init }) as any;
+  }
+  return useEnvKey(key, init, 'context') as any;
+};
+
+export const use = useContextKey;
+
+export const usePageContext = (init?: Init<any>) => {
+  const { id } = getPathKey();
+  return useContextKey(id, init);
+};
+
+export const useConfig = <T = SimpleObject>(initConfig?: Partial<GlobalContext<T>>, isOverwrite?: boolean) => {
+  return useEnv(initConfig, 'config', isOverwrite);
+};
+
+export const useConfigKey = <T = any, ASYNC extends boolean = false>(key: string, init?: Init<T>, isNew?: boolean): AsyncResult<T, ASYNC> => {
+  if (isNew) {
+    return useEnvKeyNew(key, 'config', { getNew: true, init });
+  }
+  return useEnvKey(key, init, 'config') as any;
+};
+
+export const usePageConfig = (init?: Init<any>) => {
+  const { id } = getPathKey();
+  return useConfigKey(id, init);
+};
+
+class InitEnv {
+  static isInit = false;
+
+  static init(opts?: { load?: boolean; page?: boolean }) {
+    if (InitEnv.isInit) {
+      return;
+    }
+    const { load = true, page = false } = opts || {};
+    InitEnv.isInit = true;
+    // bind to window, 必须要的获取全局的环境变量
+    // @ts-ignore
+    gt.useConfigKey = useConfigKey;
+    // @ts-ignore
+    gt.useContextKey = useContextKey;
+    // @ts-ignore
+    gt.use = use;
+    // @ts-ignore
+    gt.webEnv = { useConfigKey, useContextKey, use };
+    // @ts-ignore
+    load && (gt.Load = BaseLoad);
+  }
+}
+InitEnv.init();
+
+
+/**
+ * 从环境变量获取
+ * @param envKey 
+ * @param initKey 
+ * @returns 
+ */
+export const useKey = <T = string>(envKey: T, initKey = 'context') => {
+  let key: string = envKey as unknown as string;
+  if (!key) return null;
+  const _env = useEnv({}, initKey);
+  // 已经存在，直接返回
+  if (typeof _env[key] !== 'undefined') {
+    return _env[key];
+  }
+  if (!isBrowser) {
+    // 如果是node类，从process.env获取对应的环境变量
+    const nodeEev = gt?.process?.env;
+    if (typeof nodeEev !== 'undefined') {
+      const value = nodeEev[key];
+      if (typeof value !== 'undefined') {
+        return value;
+      }
+    }
+  } else {
+    /**
+     * 从浏览器的storage获取变量值
+     */
+    const storage = gt?.localStorage;
+    if (typeof storage !== 'undefined') {
+      const value = storage.getItem(key);
+      if (typeof value !== 'undefined') {
+        return value;
+      }
+    }
+  }
+
+  return null;
+}
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diff --git a/src/test/a.ts b/src/test/a.ts
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+++ b/src/test/a.ts
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+import { useConfigKey, useConfig } from '@/index.ts';
+const sleep = (ms: number) => new Promise((resolve) => setTimeout(resolve, ms));
+const v = useConfigKey<{ name: string }>('a', async () => {
+  await sleep(1000);
+  return {
+    name: 'a',
+  };
+});
+
+console.log('v', v.name);
+
+const v2 = await useConfigKey<{ name: string }, true>('a');
+
+console.log('v2', v2.name);
+
+const v3 = useConfigKey<{ name: string }>('a', {
+  name: 'bbba',
+});
+
+console.log('v3', v3.name);
+
+const b = useConfig<{ f: string }>(
+  {
+    name: 'b',
+    age: 18,
+    getName: () => {
+      return 'b';
+    },
+  },
+  true,
+);
+
+console.log('b', b.name, b.age, b.getName?.());
diff --git a/src/utils/browser.ts b/src/utils/browser.ts
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+++ b/src/utils/browser.ts
@@ -0,0 +1 @@
+export const isBrowser = typeof window !== 'undefined' && typeof document !== 'undefined';
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diff --git a/src/utils/path-key.ts b/src/utils/path-key.ts
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--- /dev/null
+++ b/src/utils/path-key.ts
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+export const getPathKey = () => {
+  if (!isBrowser) {
+    return { path: '', key: '', id: '', prefix: '' };
+  }
+  // 从localtion.href的路径中，/a/b 中 a为path，b为key
+  const pathname = location.pathname;
+  const paths = pathname.split('/');
+  let [path, key] = paths.slice(1);
+  path = path || '';
+  key = key || '';
+  return { path, key, id: path + '---' + key, prefix: `/${path}/${key}` };
+};
+
+const isBrowser = typeof window !== 'undefined' && typeof window.document !== 'undefined';
diff --git a/tsconfig.json b/tsconfig.json
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+++ b/tsconfig.json
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+{
+  "extends": "@kevisual/types/json/backend.json",
+  "compilerOptions": {
+    "baseUrl": "./",
+    "typeRoots": [
+      "node_modules/@types",
+    ],
+    "paths": {
+      "@/*": [
+        "src/*"
+      ],
+      "*": [
+        "types/*"
+      ]
+    }
+  },
+  "include": [
+    "src/**/*.ts"
+  ],
+}
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