package main

import (
	"encoding/json"
	"log"
	"reflect"
	"sort"
	"time"
)

var DateTimeSelect = []string{"bidopentime", "bidendtime", "signaturedate", "comeintime"}

//项目中的字段
var FIELDS = []string{
	"area",
	"city",
	"district",
	"projectname",
	"projectcode",
	"buyer",
	"buyerclass",
	"buyerperson",
	"buyertel",
	"winner",
	"agency",
	"topscopeclass",
	"subscopeclass",
	"package",
}

//招标信息字段
var INFOFIELDS = []string{
	"projectname",
	"projectcode",
	"contractcode",
	"title",
	"publishtime",
	"comeintime",
	"bidopentime",
	"toptype",
	"subtype",
	"buyer",
	"buyerclass",
	"agency",
	"winner",
	"winnertel",
	"winnerperson",
	"budget",
	"bidamount",
	"buyerperson",
	"buyertel",
	"area",
	"city",
	"district",
	"purchasing",
	"purchasinglist",
}

// 包信息
var PackageEle = []string{
	"origin",
	"name",
	//"text",
	"budget",
	"winner",
	"bidamount",
	"bidamounttype",
	"currency",
	"bidstatus",
}

var bidstatus = map[string]string{
	"预告": "预告",
	"中标": "中标",
	"成交": "成交",
	"废标": "废标",
	"流标": "流标",
	"合同": "合同",
}

var bidtype = map[string]string{
	"招标": "招标",
	"邀标": "邀标",
	"询价": "询价",
	"单一": "单一",
	"竞价": "竞价",
	"竞谈": "竞谈",
}

func Duplicate(a interface{}) (ret []interface{}) {
	va := reflect.ValueOf(a)
	for i := 0; i < va.Len(); i++ {
		if i > 0 && reflect.DeepEqual(va.Index(i-1).Interface(), va.Index(i).Interface()) {
			continue
		}
		ret = append(ret, va.Index(i).Interface())
	}
	return ret
}

//二分字符串查找
func BinarySearch(s []string, k string) int {
	sort.Strings(s)
	lo, hi := 0, len(s)-1
	for lo <= hi {
		m := (lo + hi) >> 1
		if s[m] < k {
			lo = m + 1
		} else if s[m] > k {
			hi = m - 1
		} else {
			return m
		}
	}
	return -1
}

//结构体转map
func StructToMap(filed InfoField) map[string]interface{} {
	//先转json
	result, err := json.Marshal(filed)
	if err != nil {
		return nil
	}
	//json转map
	res := make(map[string]interface{})
	err = json.Unmarshal(result, &res)
	return res
}

//从数组中删除元素
func deleteSlice(arr []string, v, stype string) []string {
	for k, v1 := range arr {
		if v1 == v {
			ts := time.Now().Unix()
			arr = append(arr[:k], arr[k+1:]...)
			rt := time.Now().Unix() - ts
			if rt > 0 {
				log.Println("deleteSlice", stype, rt, v, len(arr))
			}
			return arr
		}
	}
	return arr
}