import { HttpClient, HttpHeaders, HttpParams, HttpResponse } from '@angular/common/http';
import { Observable } from 'rxjs/Observable';
/**
 * 封装HttpClient，主要解决：
 * + 优化HttpClient在参数上便利性
 * + 统一实现 loading
 * + 统一处理时间格式问题
 */
export declare class BaseHttpService {
    protected _httpClient: HttpClient;
    protected _loading: boolean;
    constructor(httpClient: HttpClient);
    setHttpClient(httpClient: HttpClient): void;
    /** 是否正在加载中 */
    readonly loading: boolean;
    parseParams(params: any): HttpParams;
    appliedUrl(url: string, params?: any): string;
    begin(): void;
    end(): void;
    /**
     * GET：返回一个 `T` 类型
     */
    get<T>(url: string, params?: any, options?: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe?: 'body';
        reportProgress?: boolean;
        responseType: 'json';
        withCredentials?: boolean;
    }): Observable<T>;
    /**
     * GET：返回一个 `string` 类型
     */
    get(url: string, params: any, options: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe?: 'body';
        reportProgress?: boolean;
        responseType: 'text';
        withCredentials?: boolean;
    }): Observable<string>;
    /**
     * GET：返回一个 `JSON` 类型
     */
    get(url: string, params: any, options: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe: 'response';
        reportProgress?: boolean;
        responseType?: 'json';
        withCredentials?: boolean;
    }): Observable<HttpResponse<Object>>;
    /**
     * GET：返回一个 `JSON` 类型
     */
    get<T>(url: string, params: any, options: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe: 'response';
        reportProgress?: boolean;
        responseType?: 'json';
        withCredentials?: boolean;
    }): Observable<HttpResponse<T>>;
    /**
     * GET：返回一个 `any` 类型
     */
    get(url: string, params?: any, options?: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe?: 'body' | 'events' | 'response';
        reportProgress?: boolean;
        responseType?: 'arraybuffer' | 'blob' | 'json' | 'text';
        withCredentials?: boolean;
    }): Observable<any>;
    /**
     * POST：返回一个 `string` 类型
     */
    post(url: string, body: any, params: any, options: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe?: 'body';
        reportProgress?: boolean;
        responseType: 'text';
        withCredentials?: boolean;
    }): Observable<string>;
    /**
     * POST：返回一个 `JSON` 类型
     */
    post(url: string, body: any, params: any, options: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe: 'response';
        reportProgress?: boolean;
        responseType?: 'json';
        withCredentials?: boolean;
    }): Observable<HttpResponse<Object>>;
    /**
     * POST：返回一个 `JSON` 类型
     */
    post<T>(url: string, body?: any, params?: any, options?: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe: 'response';
        reportProgress?: boolean;
        responseType?: 'json';
        withCredentials?: boolean;
    }): Observable<T>;
    /**
     * POST：返回一个 `any` 类型
     */
    post(url: string, body?: any, params?: any, options?: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe?: 'body' | 'events' | 'response';
        reportProgress?: boolean;
        responseType?: 'arraybuffer' | 'blob' | 'json' | 'text';
        withCredentials?: boolean;
    }): Observable<any>;
    /**
     * DELETE：返回一个 `string` 类型
     */
    delete(url: string, params: any, options: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe?: 'body';
        reportProgress?: boolean;
        responseType: 'text';
        withCredentials?: boolean;
    }): Observable<string>;
    /**
     * POST：返回一个 `JSON` 类型
     */
    delete(url: string, params: any, options: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe: 'response';
        reportProgress?: boolean;
        responseType?: 'json';
        withCredentials?: boolean;
    }): Observable<HttpResponse<Object>>;
    /**
     * POST：返回一个 `any` 类型
     */
    delete(url: string, params?: any, options?: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe?: 'body' | 'events' | 'response';
        reportProgress?: boolean;
        responseType?: 'arraybuffer' | 'blob' | 'json' | 'text';
        withCredentials?: boolean;
    }): Observable<any>;
    /**
     * `jsonp` 请求
     *
     * @param {string} url URL地址
     * @param {*} [params] 请求参数
     * @param {string} [callbackParam] CALLBACK值，默认：JSONP_CALLBACK
     */
    jsonp(url: string, params?: any, callbackParam?: string): Observable<any>;
    /**
     * `patch` 请求
     *
     * @param {string} url URL地址
     * @param {*} [body] 请求参数
     */
    patch(url: string, body?: any, params?: any): Observable<any>;
    /**
     * `put` 请求
     *
     * @param {string} url URL地址
     * @param {*} [body] 请求参数
     */
    put(url: string, body?: any, params?: any, options?: {
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe?: 'body' | 'events' | 'response';
        reportProgress?: boolean;
        responseType?: 'arraybuffer' | 'blob' | 'json' | 'text';
        withCredentials?: boolean;
    }): Observable<any>;
    /**
     * `request` 请求
     *
     * @param {string} method 请求方法类型
     * @param {string} url URL地址
     * @param {*} [options] 参数
     */
    request<R>(method: string, url: string, options?: {
        body?: any;
        headers?: HttpHeaders | {
            [header: string]: string | string[];
        };
        observe?: 'body' | 'events' | 'response';
        params?: HttpParams | {
            [param: string]: string | string[];
        };
        responseType?: 'arraybuffer' | 'blob' | 'json' | 'text';
        reportProgress?: boolean;
        withCredentials?: boolean;
    }): Observable<R>;
}