feat: optimize config loader

Signed-off-by: MiaoWoo <admin@yumc.pw>

packages/plugin/src/config/file-config.ts

@@ -0,0 +1,65 @@
+import * as fs from '@ccms/common/dist/fs'
+
+import { PluginConfig, PluginConfigLoader } from './interfaces'
+
+export class PluginFileConfig implements PluginConfig {
+    private loader: PluginConfigLoader
+    private file: string
+    constructor(loader: PluginConfigLoader, file: string, def = {}) {
+        this.loader = loader
+        this.file = file
+        if (fs.exists(file)) {
+            this.reload()
+        } else {
+            Object.assign(this, def)
+        }
+        this.initialize()
+    }
+
+    initialize() {
+    }
+
+    save() {
+        base.save(this.file, this.loader.dump(this))
+    }
+
+    reload() {
+        Object.assign(this, this.loader.load(base.read(this.file)))
+    }
+}
+
+export class PluginConfigFolder {
+    private loader: PluginConfigLoader
+    private folder: string
+
+    private configCache = new Map<string, PluginFileConfig>()
+
+    constructor(loader: PluginConfigLoader, folder: string) {
+        this.loader = loader
+        this.folder = folder
+    }
+
+    createConfig(path: string, def = {}) {
+        return new PluginFileConfig(this.loader, path, def)
+    }
+
+    getConfig(name: string, def = {}) {
+        let path = fs.concat(this.folder, name)
+        if (!this.configCache.has(path)) {
+            this.configCache.set(path, this.createConfig(path, def))
+        }
+        return this.configCache.get(path)
+    }
+
+    clear() {
+        this.configCache.clear()
+    }
+
+    save() {
+        this.configCache.forEach((config) => config.save())
+    }
+
+    reload() {
+        this.configCache.forEach((config) => config.reload())
+    }
+}

packages/plugin/src/config/interfaces.ts

@@ -0,0 +1,18 @@
+export const PluginConfigLoader = Symbol.for('PluginConfigLoader')
+export interface PluginConfigLoader {
+    type: string
+    load(content: string): any
+    dump(variable: any): string
+}
+
+export interface PluginConfig {
+    /**
+     * Save Config to File
+     */
+    readonly save?: () => void
+    /**
+     * Reload Config from File
+     */
+    readonly reload?: () => void
+    [key: string]: any
+}

packages/plugin/src/config/loader/json-loader.ts

@@ -0,0 +1,18 @@
+import { provideSingletonNamed } from '@ccms/container'
+
+import { PluginConfigLoader } from '../interfaces'
+
+const LOADER_TYPE_NAME = 'json'
+
+@provideSingletonNamed(PluginConfigLoader, LOADER_TYPE_NAME)
+export class JsonPluginConfig implements PluginConfigLoader {
+    type: string = LOADER_TYPE_NAME
+
+    load(content: string) {
+        return JSON.parse(content)
+    }
+
+    dump(variable: any): string {
+        return JSON.stringify(variable, undefined, 4)
+    }
+}

packages/plugin/src/config/loader/yaml-loader.ts

@@ -0,0 +1,19 @@
+import * as yaml from 'js-yaml'
+import { provideSingletonNamed } from '@ccms/container'
+
+import { PluginConfigLoader } from '../interfaces'
+
+const LOADER_TYPE_NAME = 'yml'
+
+@provideSingletonNamed(PluginConfigLoader, LOADER_TYPE_NAME)
+export class YamlPluginConfig implements PluginConfigLoader {
+    type: string = LOADER_TYPE_NAME
+
+    load(content: string) {
+        return yaml.load(content)
+    }
+
+    dump(variable: any): string {
+        return yaml.dump(variable, { skipInvalid: true, lineWidth: 120 })
+    }
+}