import { Blob } from "./adapter";
import { RequestReturn } from "./type/ResponseType";

export interface ResponseHelper {
    text: (this: RequestReturn & ResponseHelper) => Promise<string>;
    json: <T = any>(this: RequestReturn & ResponseHelper) => Promise<any>;
    blob: (this: RequestReturn & ResponseHelper) => Blob;
    arrayBuffer: (this: RequestReturn & ResponseHelper) => ArrayBuffer;
}

/** 返回数据的格式化处理工具 */
export const ResponseTransform: ResponseHelper = {
    async text() {
        return this.blob().text();
    },
    async json() {
        const text = await this.text();
        return JSON.parse(text);
    },
    arrayBuffer() {
        return this.data.body as ArrayBuffer;
    },
    blob() {
        return new Blob([this.data.body as ArrayBuffer]);
    },
};
import cookie from "cookie";
/** 返回数据的封装 */
export const ResponseWrapper = (Response: RequestReturn) => {
    const cookieText = Response.headers.get("set-cookie");

    return {
        ...Response,
        ...ResponseTransform,
        /** 这个是这次设置的 cookie ，而不是 cookie Jar */
        cookie:
            typeof cookieText === "string" ? cookie.parse(cookieText) : null,
        /** 这个是这次设置的 cookie ，而不是 cookie Jar */
        cookieText,
        /*重定向的结果*/
        redirectTo: Response.headers.get("Location"),
    };
};