/**
 * 请求封装
 */

// 基础配置
const BASE_URL = 'https://api.example.com' // TODO: 替换为实际接口地址
const TIMEOUT = 10000

/**
 * 统一请求方法
 */
export const request = (options) => {
	return new Promise((resolve, reject) => {
		// 获取 token
		const token = uni.getStorageSync('token') || ''
		
		uni.request({
			url: BASE_URL + options.url,
			method: options.method || 'GET',
			data: options.data || {},
			header: {
				'Content-Type': 'application/json',
				'Authorization': token ? `Bearer ${token}` : ''
			},
			timeout: TIMEOUT,
			success: (res) => {
				const { statusCode, data } = res
				
				// HTTP 状态码判断
				if (statusCode === 200) {
					// 业务状态码判断
					if (data.code === 0 || data.code === 200 || data.success) {
						resolve(data)
					} else {
						// 业务错误
						uni.showToast({
							title: data.message || data.msg || '请求失败',
							icon: 'none',
							duration: 2000
						})
						reject(data)
					}
				} else if (statusCode === 401) {
					// 未授权，清除缓存并跳转登录页
					uni.removeStorageSync('userInfo')
					uni.removeStorageSync('token')
					uni.reLaunch({
						url: '/pages/login/login'
					})
					reject({ message: '未授权，请重新登录' })
				} else {
					// 其他错误
					uni.showToast({
						title: '网络请求失败',
						icon: 'none',
						duration: 2000
					})
					reject(res)
				}
			},
			fail: (err) => {
				uni.showToast({
					title: '网络连接失败',
					icon: 'none',
					duration: 2000
				})
				reject(err)
			}
		})
	})
}

/**
 * 快捷请求方法
 */
export const get = (url, data) => {
	return request({ url, method: 'GET', data })
}

export const post = (url, data) => {
	return request({ url, method: 'POST', data })
}

export const put = (url, data) => {
	return request({ url, method: 'PUT', data })
}

export const del = (url, data) => {
	return request({ url, method: 'DELETE', data })
}

export default request