import Knex = require('knex');
import Koa = require('koa');
import Bluebird = require('bluebird');
import Logger = require('jinghuan-logger');

type Upload = {
    pathname: string,
    filename: string
}

declare function PropApi(): Function;

declare function PropRpc(): Function;

declare function PropAction(props: { auth: boolean, login: boolean }): Function;

declare function PropSocket(props: { auth: boolean, login: boolean }): Function;


interface JinghuanDb extends Knex.QueryBuilder {
    sql(sql: string): JinghuanDb

    logger(logger: Logger): JinghuanDb
}

interface JinghuanContext extends Koa.Context {
    readonly module: string;
    readonly controller: string;
    readonly action: string;
    readonly userAgent: string;
    readonly isGet: boolean;
    readonly isPost: boolean;
    readonly body: any;
    readonly logger: Logger

    referer(onlyHost: boolean): string;

    referrer(onlyHost: boolean): string;

    isMethod(method: string): boolean;

    isAjax(method: string): boolean;

    expires(time: any): any

    param(): object;

    param(name: string): object;

    post(): object;

    post(value: object): this;

    file(): object;

    file(data: object): this;

    file(name: string): any;

    file(name: string, value: any): this;

    download(filepath: string, filename?: string): void;

    db(table: string): JinghuanDb;

    db(type: symbol, table: string): JinghuanDb;

    db<T>(transactionScope: (trx: Knex.Transaction) => Promise<T> | Bluebird<T> | void): Bluebird<T>;

    sql(name: string): JinghuanDb;

    sql(type: symbol, name: string): JinghuanDb;

    upload(file: string, dir: string, filename: string, filter?: Array): Upload
}

class JinghuanController {
    readonly ctx: JinghuanContext;
    readonly userAgent: string;
    readonly isGet: boolean;
    readonly isPost: boolean;
    body: any;

    referer(onlyHost: boolean): string;

    referrer(onlyHost: boolean): string;

    isMethod(method: string): boolean;

    isAjax(method: string): boolean;

    expires(time: any): any

    param(): object;

    param(name: string): object;

    post(): object;

    post(value: object): this;

    file(): object;

    file(data: object): this;

    file(name: string): any;

    file(name: string, value: any): this;

    download(filepath: string, filename?: string): void;

    db(table: string): JinghuanDb;

    db(type: symbol, table: string): JinghuanDb;

    db<T>(transactionScope: (trx: Knex.Transaction) => Promise<T> | Bluebird<T> | void): Promise<T>;

    sql(name: string): JinghuanDb;

    sql(type: symbol, name: string): JinghuanDb;

    upload(file: string, dir: string, filename: string, filter?: Array): Upload

    session(name: string, value: string): Promise
}


declare namespace "jinghuan" {
    const JH_ROOT: string;
    const APP_PATH: string;
    const ROOT_PATH: string;
    const modules: string[];
    const modulePaths: object;
    const mode: string;
    const source: string;
    const env: string;
    const workers: string;
    const PORT: string;
    const HOST: string;
    const paths: string[];
    const process_id: number;
    const watcher: boolean;
    const version: string;

    interface Controller extends JinghuanController {
    }

    const app: Koa;
    const logger: {
        log(...args: any[]): void;
        debug(...args: any[]): void;
        info(...args: any[]): void;
        debug(...args: any[]): void;
        warn(...args: any[]): void;
    }
}


declare namespace jinghuanjs {
    const JH_ROOT: string;
    const APP_PATH: string;
    const ROOT_PATH: string;
    const modules: string[];
    const modulePaths: object;
    const mode: string;
    const source: string;
    const env: string;
    const workers: string;
    const PORT: string;
    const HOST: string;
    const paths: string[];
    const process_id: number;
    const watcher: boolean;
    const version: string;

    interface Controller extends JinghuanController {
    }

    const app: Koa;
    const logger: {
        log(...args: any[]): void;
        debug(...args: any[]): void;
        info(...args: any[]): void;
        debug(...args: any[]): void;
        warn(...args: any[]): void;
        error(...args: any[]): void;
    }
}