import JsonSerializer from '@burguillosinfo/conquer/serializer';
import { JsonObject, JsonProperty } from 'typescript-json-serializer';
import ConquerTeam from '@burguillosinfo/conquer/team';

export interface UserData {
    is_admin: number
    kind: string
    last_activity?: string
    registration_date?: string
    username: string
    uuid: string
}

@JsonObject()
export default class ConquerUser {
    @JsonProperty()
    private is_admin: boolean;
    @JsonProperty()
    private kind: string;
    @JsonProperty()
    private last_activity: string | null;
    @JsonProperty()
    private registration_date: string | null;
    @JsonProperty()
    private username: string;
    @JsonProperty()
    private uuid: string;
    @JsonProperty()
    private team: string | null;
    
    constructor(kind: string, uuid: string, username: string, is_admin = false, registration_date: string | null = null, last_activity: string | null = null) {
        this.kind = kind;
        this.uuid = uuid;
        this.username = username;
        this.is_admin = is_admin;
        this.registration_date = registration_date;
        this.last_activity = last_activity;
    }

    public async getTeam(): Promise<ConquerTeam | null> {
        if (this.team === null) {
            return null;
        }
        return ConquerTeam.getTeam(this.team);
    }

    public static async getSelfUser(): Promise<ConquerUser | null> {
        const urlUser = new URL('/conquer/user', window.location.protocol + '//' + window.location.hostname + ':' + window.location.port)
        try {
            const response = await fetch(urlUser)
            if (response.status !== 200) {
                throw new Error('Invalid response fetching user.')
            }
            const userData = await response.json()
            const user = JsonSerializer.deserialize(userData, ConquerUser);
            if (!(user instanceof ConquerUser)) {
                throw new Error('Unable to parse user.');
            }
            return user;
        } catch (error) {
            console.error(error)
            return null
        }
    }
    public getUsername(): string {
        if (this.username === null) {
            throw new Error('User username cannot be null.')
        }
        return this.username
    }
    public isAdmin(): boolean {
        return this.is_admin
    }
}