import { HttpClient } from '@angular/common/http';
import { Inject, Injectable } from '@angular/core';
import { HTTP } from '@ionic-native/http/ngx';
import { Platform } from '@ionic/angular';
import { INgxRemoteConfig, NgxRemoteConfigService, NGX_REMOTE_CONFIG } from 'ngx-remote-config';

@Injectable()
export class NgxRemoteConfigIonicService<T = any> extends NgxRemoteConfigService {
    constructor(
        private http: HTTP,
        private platform: Platform,
        @Inject(NGX_REMOTE_CONFIG) private options: INgxRemoteConfig,
        private httpClient: HttpClient
    ) {
        super(
            options,
            httpClient
        );
    }
    initConfigAsync() {
        if (this.platform.is('cordova')) {
            return new Promise(resolve =>
                this.http.disableRedirect(false).then(result =>
                    this.http.get(this.options.url, {}, {}).then(
                        response => {
                            let config: T;
                            try {
                                config = JSON.parse(response.data);
                            } catch (error) {
                                config = response.data;
                            }
                            this.config$.next(config || {});
                            resolve(config);
                        },
                        response => {
                            const config: T = this.options.default || {};
                            this.config$.next(config);
                            resolve(config);
                        }
                    )
                )
            );
        }
        return super.initConfigAsync();
    }
}