import {fetch} from "@tauri-apps/plugin-http";
import {configs} from "@/lib/configs";

export class ApiError extends Error {
    statusCode: number;
    constructor(message: string, statusCode: number) {
        super(message);
        this.statusCode = statusCode;
        this.name = 'ApiError';
    }
}

function buildUrl(url: string, params: Record<string, unknown> = {}, lang: string = "fr"): string {
    const fullUrl = new URL(url, configs.apiUrl);
    fullUrl.searchParams.set("lang", lang);
    fullUrl.searchParams.set("plateforme", "desktop");
    for (const [key, value] of Object.entries(params)) {
        if (value !== undefined && value !== null) fullUrl.searchParams.set(key, String(value));
    }
    return fullUrl.toString();
}

async function handleResponse<T>(response: Response): Promise<T> {
    if (!response.ok) {
        const body = await response.json().catch(() => ({message: response.statusText}));
        throw new ApiError(body.message || body || response.statusText, response.status);
    }
    return response.json() as Promise<T>;
}

export async function apiGet<T>(url: string, auth: string, lang: string = "fr", params: Record<string, unknown> = {}): Promise<T> {
    const response = await fetch(buildUrl(url, params, lang), {
        method: "GET",
        headers: {"Authorization": `Bearer ${auth}`},
    });
    return handleResponse<T>(response);
}

export async function apiPost<T>(url: string, data: object, auth: string, lang: string = "fr"): Promise<T> {
    const response = await fetch(buildUrl(url, {}, lang), {
        method: "POST",
        headers: {"Authorization": `Bearer ${auth}`, "Content-Type": "application/json"},
        body: JSON.stringify(data),
    });
    return handleResponse<T>(response);
}

export async function apiPut<T>(url: string, data: object, auth: string, lang: string = "fr"): Promise<T> {
    const response = await fetch(buildUrl(url, {}, lang), {
        method: "PUT",
        headers: {"Authorization": `Bearer ${auth}`, "Content-Type": "application/json"},
        body: JSON.stringify(data),
    });
    return handleResponse<T>(response);
}

export async function apiPatch<T>(url: string, data: object, auth: string, lang: string = "fr"): Promise<T> {
    const response = await fetch(buildUrl(url, {}, lang), {
        method: "PATCH",
        headers: {"Authorization": `Bearer ${auth}`, "Content-Type": "application/json"},
        body: JSON.stringify(data),
    });
    return handleResponse<T>(response);
}

export async function apiDelete<T>(url: string, data: object, auth: string, lang: string = "fr"): Promise<T> {
    const response = await fetch(buildUrl(url, {}, lang), {
        method: "DELETE",
        headers: {"Authorization": `Bearer ${auth}`, "Content-Type": "application/json"},
        body: JSON.stringify(data),
    });
    return handleResponse<T>(response);
}

export async function apiPostPublic<T>(url: string, data: object, lang: string = "fr"): Promise<T> {
    const response = await fetch(buildUrl(url, {}, lang), {
        method: "POST",
        headers: {"Content-Type": "application/json"},
        body: JSON.stringify(data),
    });
    return handleResponse<T>(response);
}

export async function apiUpload<T>(url: string, file: File, auth: string, lang: string = "fr"): Promise<T> {
    const formData = new FormData();
    formData.append("file", file);
    const response = await fetch(buildUrl(url, {}, lang), {
        method: "POST",
        headers: {"Authorization": `Bearer ${auth}`},
        body: formData,
    });
    return handleResponse<T>(response);
}