// 从环境变量中获取基础地址，如果没有设置则使用默认值
const BASE_URL = import.meta.env.VITE_APP_BASE_URL || 'https://default-api-url.com';

// 默认配置
const defaultConfig = {
    timeout: 5000, // 默认超时时间为 5000 毫秒
    baseURL: BASE_URL // 基础 URL
};

// 辅助函数：将对象转换为查询字符串
function objectToQueryString(obj) {
    return Object.keys(obj)
      .map(key => `${encodeURIComponent(key)}=${encodeURIComponent(obj[key])}`)
      .join('&');
}

// 封装请求函数
function request(options) {
    const config = {
        ...defaultConfig,
        ...options
    };

    // 拼接完整的请求 URL
    config.url = config.baseURL + config.url;

    return new Promise((resolve, reject) => {
        uni.request({
            ...config,
            success: (res) => {
                resolve(res.data);
            },
            fail: (err) => {
                reject(err);
            }
        });
    });
}

// 封装 GET 请求
export const clientGet = async (url, data = {}) => {
    try {
        const response = await request({
            url,
            method: 'GET',
            data
        });
        return response;
    } catch (error) {
        throw error;
    }
};

// 封装 POST 请求
export const clientPost = async (url, data = {}) => {
    try {
        const response = await request({
            url,
            method: 'POST',
            data
        });
        return response;
    } catch (error) {
        throw error;
    }
};

// 封装 PUT 请求
export const clientPut = async (url, data = {}) => {
    try {
        const response = await request({
            url,
            method: 'PUT',
            data
        });
        return response;
    } catch (error) {
        throw error;
    }
};

// 封装 DELETE 请求
export const clientDelete = async (url, data = {}) => {
    try {
        const response = await request({
            url,
            method: 'DELETE',
            data
        });
        return response;
    } catch (error) {
        throw error;
    }
};    

// 封装带查询参数的 POST 请求
export const clientPostWithQueryParams = async (url, queryParams = {}, data = {}) => {
    try {
        const queryString = objectToQueryString(queryParams);
        const fullUrl = url + (queryString ? `?${queryString}` : '');
        const response = await request({
            url: fullUrl,
            method: 'POST',
            data
        });
        return response;
    } catch (error) {
        throw error;
    }
};