maskletter/tenp

import tenp, { NewFunction } from '../../interface'
import { dbRouterInfo } from '../router'
/**
 * Used to implement factory services
 */

export default class InjectorPlugin implements tenp.Plugin {

    private globalProvide: { [prop: string]: any } = {};

    public onTenp(config: tenp.StartInterface): void {
        this.globalProvide = this.initProvide(config.provide || [])
    }

    //Initialization service
    private initProvide(provide: any[]): any {
        let provideMap: any = {};
        provide.forEach((data: { class: NewFunction, name: string, data?: any }) => {
            provideMap[data.name] = new data.class(data.data || null)
        })
        return provideMap
    }

    //Step by step search service
    private searchServer(name: string,id: string): any{
        let server = null;
        const routerInfo: tenp.RouterInfo = dbRouterInfo[id];
        let pluginMap = routerInfo.config.provide;
        if(pluginMap[name]){
            server = pluginMap[name];
        }else if(!routerInfo.functoin.prototype.$$parentId){
            server = this.globalProvide[name] || null;
        }else{
            server = this.searchServer(name, routerInfo.functoin.prototype.$$parentId)
        }
        return server;
    }

    public onRouter($class: any, routerConfig: tenp.RouterConfig): void {
        routerConfig.provide = this.initProvide(routerConfig.provide || []);
        for(let key in $class){
            if(key.substr(0,13) != 'tenp_provide_')  continue;
            const name: string = key.substr(13);
            $class[$class[key]] = this.searchServer(name, $class.$$id);
            delete $class[key]
        }
    }

}

export const Injector: (name: string) => any = (name: string): any => {
    return function (target: any, propertyKey: string) {
        target[propertyKey] = {}
        target['tenp_provide_'+name] = propertyKey;
    }
}