import helpers from "../utils/helpers";

class Fetch {
	static request(methods, url, data, needToken = true, showErrorMsg = true) {
		return new Promise((resolve, reject) => {
			var headers = {
				'content-type': methods === 'postFrom' ? 'application/x-www-form-urlencoded' :
					'application/json',
				'Accept': 'application/json'
			}
			if (needToken) {
				headers.token = uni.getStorageSync('token');
			}

			uni.request({
				url: url,
				method: methods === 'postFrom' ? 'POST' : methods,
				data: data,
				header: headers,
				success(res) {
					if (res.data.code === 1) {
						resolve(res.data.data)  // 成功，返回数据
					} else {
						if (res.data.code === 0 && showErrorMsg) {
							helpers.showToast(res.data.msg)  // 失败且需显示错误提示
						} else if (res.data.code === 401) {
							helpers.jumpToPage('login')
						}
						reject(res.data)  // 统一 reject 错误数据
					}
				},
				fail(err) {
					helpers.showToast('网络异常')
					reject(err)
				}
			})
		})
	}
}
export default Fetch