package main

import (
	"bytes"
	"encoding/json"
	"io"
	"net/http"
	"reflect"
	"sort"
	"time"
)

// IsInStringArray 判断数组中是否存在字符串
func IsInStringArray(str string, arr []string) bool {
	// 先对字符串数组进行排序
	sort.Strings(arr)
	// 使用二分查找算法查找字符串
	pos := sort.SearchStrings(arr, str)
	// 如果找到了则返回 true，否则返回 false
	return pos < len(arr) && arr[pos] == str
}

// structToMap 结构体转map
func structToMap(obj interface{}) map[string]interface{} {
	result := make(map[string]interface{})
	v := reflect.ValueOf(obj)
	t := reflect.TypeOf(obj)

	// Ensure the input is a struct
	if t.Kind() == reflect.Ptr {
		t = t.Elem()
		v = v.Elem()
	}

	if t.Kind() != reflect.Struct {
		return nil
	}

	for i := 0; i < t.NumField(); i++ {
		field := t.Field(i)
		value := v.Field(i)

		// Use the JSON tag if available
		tag := field.Tag.Get("json")
		if tag == "" {
			tag = field.Name
		}

		result[tag] = value.Interface()
	}

	return result
}

// GetAreaInfo 调用抽取接口，获取省市区
func GetAreaInfo(data map[string]interface{}) map[string]interface{} {
	info := map[string]interface{}{}
	client := &http.Client{Timeout: 2 * time.Second}
	jsonStr, _ := json.Marshal(data)
	resp, err := client.Post("http://127.0.0.1:9996/service/region", "application/json", bytes.NewBuffer(jsonStr))
	if err != nil {
		return info
	}
	res, err := io.ReadAll(resp.Body)
	if err != nil {
		return info
	}
	err = json.Unmarshal(res, &info)
	if err != nil {
		return info
	}
	return info
}