import { Code } from "./Code";

export class Result<T> {
    code: number;
    msg: string;
    data: T | null;

    constructor() {
        this.code = Code.OK;
        this.msg = "";
        this.data = null;
    }

    static create<T>(code: number, msg: string, data: T): Result<T> {
        let result = new Result<T>();
        result.code = code;
        result.msg = msg;
        result.data = data;
        return result;
    }

    equals(o: any): boolean {
        return o instanceof Result &&
        this.code === o.code &&
        this.msg === o.msg &&
        this.data === o.data;
    }
    
    toString(): string {
        return `Result{` +
        `code=${this.code}, ` +
        `msg='${this.msg}', ` +
        `data=${this.data?.toString()}` +
        `}`;
    }

}