import { ref } from 'vue'

// 基础配置
// const BASE_URL = "http://192.168.41.118:9090/api"
const BASE_URL = "/api"

export function useRequest() {
    const loading = ref(false)
    const error = ref<any>(null)

    // 核心请求方法
    const sendRequest = <T = any>(options: UniApp.RequestOptions): Promise<T> => {
        loading.value = true
        error.value = null

        return new Promise((resolve, reject) => {
            // 处理URL
            const url = options.url.startsWith('http')
                ? options.url
                : `${BASE_URL}/${options.url.replace(/^\//, '')}`

            // 添加token
            const token = uni.getStorageSync('token')
            const headers = {
                'Content-Type': 'application/json',
                ...(token ? { 'Authorization': `Bearer ${token}` } : {}),
                ...options.header
            }

            uni.request({
                url,
                method: options.method || 'GET',
                data: options.data,
                header: headers,
                timeout: options.timeout || 10000,
                success: (res) => {
                    if (res.statusCode >= 200 && res.statusCode < 300) {
                        resolve(res.data as T)
                    } else {
                        const err = new Error(res.data?.message || '请求失败')
                        error.value = err
                        reject(err)
                    }
                },
                fail: (err) => {
                    error.value = err
                    reject(err)
                },
                complete: () => {
                    loading.value = false
                }
            })
        })
    }

    // GET请求
    const get = <T = any>(url: string, params?: any) => {
        return sendRequest<T>({
            url,
            method: 'GET',
            data: params
        })
    }

    // POST请求
    const post = <T = any>(url: string, data?: any) => {
        return sendRequest<T>({
            url,
            method: 'POST',
            data
        })
    }

    return {
        loading,
        error,
        request: sendRequest,
        get,
        post
    }
}