import { AdminForthResource, IAdminForthPlugin, IAdminForth } from './types/Back.js';

import { getComponentNameFromPath, md5hash } from './modules/utils.js';

import { currentFileDir } from './modules/utils.js';

import path from 'path';

import fs from 'fs';

import crypto from 'crypto';

import { afLogger } from './modules/logger.js';

export default class AdminForthPlugin implements IAdminForthPlugin {

adminforth: IAdminForth;

pluginDir: string;

customFolderName: string = 'custom';

pluginInstanceId: string;

customFolderPath: string;

pluginOptions: any;

resourceConfig: AdminForthResource;

className: string;

activationOrder: number = 0;

shouldHaveSingleInstancePerWholeApp?: () => boolean;

constructor(pluginOptions: any, metaUrl: string) {

// set up plugin here

this.pluginDir = currentFileDir(metaUrl);

this.customFolderPath = path.join(this.pluginDir, this.customFolderName);

this.pluginOptions = pluginOptions;

afLogger.trace(`🪲 🪲 AdminForthPlugin.constructor ${this.constructor.name}`);

this.className = this.constructor.name;

this.shouldHaveSingleInstancePerWholeApp = () => false;

}

setupEndpoints(server: any) {

}

instanceUniqueRepresentation(pluginOptions: any) : string {

return 'non-uniquely-identified';

}

modifyResourceConfig(adminforth: IAdminForth, resourceConfig: AdminForthResource, allPluginInstances?: {pi: AdminForthPlugin, resource: AdminForthResource}[]) {

this.resourceConfig = resourceConfig;

const uniqueness = this.instanceUniqueRepresentation(this.pluginOptions);

const seed = `af_pl_${this.constructor.name}_${resourceConfig.resourceId}_${uniqueness}`;

this.pluginInstanceId = md5hash(seed);

afLogger.trace({seed, pluginInstanceId: this.pluginInstanceId}, `🪲 AdminForthPlugin.modifyResourceConfig`);

this.adminforth = adminforth;

}

/**

* This method des next:

* - fills this.adminforth.codeInjector.srcFoldersToSync with the custom folder path mapped to `./plugins/${this.constructor.name}/`

* - fills this.adminforth.codeInjector.allComponentNames with the component name mapped to the component path

*/

componentPath(componentFile: string) {

const key = `@@/plugins/${this.constructor.name}/${componentFile}`;

const componentName = getComponentNameFromPath(key);

if (!this.adminforth.codeInjector.srcFoldersToSync[this.customFolderPath]) {

this.adminforth.codeInjector.srcFoldersToSync[this.customFolderPath] = `./plugins/${this.constructor.name}/`;

}

if (!this.adminforth.codeInjector.allComponentNames[key]) {

const absSrcPath = path.join(this.customFolderPath, componentFile);

if (!fs.existsSync(absSrcPath)) {

throw new Error(`Plugin "${this.constructor.name}" tried to use file as component which does not exist at "${absSrcPath}"`);

}

this.adminforth.codeInjector.allComponentNames[key] = componentName;

}

return key;

}

}