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279 lines
5.9 KiB
279 lines
5.9 KiB
package helper
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import (
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"errors"
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"net/url"
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"sort"
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"strings"
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)
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func MergeStringMap(x, y map[string]string) map[string]string {
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n := make(map[string]string)
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for i, v := range x {
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for j, w := range y {
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if i == j {
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n[i] = w
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} else {
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if _, ok := n[i]; !ok {
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n[i] = v
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}
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if _, ok := n[j]; !ok {
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n[j] = w
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}
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}
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}
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}
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return n
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}
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/**
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* 转换为map string数组
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* 2021/1/5
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* gz
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*/
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func ToMapStringArray(x interface{}) ([]map[string]string, error) {
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list, ok := x.([]interface{})
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if !ok {
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return []map[string]string{}, errors.New("type error")
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}
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if len(list) < 1 {
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return []map[string]string{}, nil
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}
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var ret []map[string]string = make([]map[string]string, len(list))
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var tmp map[string]interface{}
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var map_tmp map[string]string
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var err error
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for key, item := range list {
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if tmp, ok = item.(map[string]interface{}); ok {
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map_tmp = make(map[string]string)
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for k, v := range tmp {
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map_tmp[k] = ToStr(v)
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}
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ret[key] = map_tmp
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} else {
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err = errors.New("data type error")
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break
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}
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}
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return ret, err
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}
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/**
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* 将map[string]string数组转成map[string]interface数组
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*/
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func MapStringToInterfaceArr(src []map[string]string) []map[string]interface{} {
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var dest []map[string]interface{}
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for i := range src {
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m := src[i]
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n := make(map[string]interface{})
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for k, v := range m {
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n[k] = interface{}(v)
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}
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dest = append(dest, n)
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}
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return dest
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}
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/**
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* 将map[string]string转成map[string]interface
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*/
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func MapStringToInterface(src map[string]string) map[string]interface{} {
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target := make(map[string]interface{})
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for k, v := range src {
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target[k] = interface{}(v)
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}
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return target
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}
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//将interface转成map[string]interface
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func InterfaceToMapInterface(data interface{}) (map[string]interface{}, error) {
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dataJson, err := json.Marshal(data)
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if err != nil {
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return nil, err
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}
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var returnData map[string]interface{}
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err = json.Unmarshal(dataJson, &returnData)
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return returnData, nil
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}
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//将interface转成map[string]string
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func InterfaceToMapString(data interface{}) (map[string]string, error) {
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dataJson, err := json.Marshal(data)
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if err != nil {
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return nil, err
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}
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var returnData map[string]string
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err = json.Unmarshal(dataJson, &returnData)
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return returnData, nil
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}
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//将interface转成[]map[string]interface
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func InterfaceToMapInterfaceArr(data interface{}) ([]map[string]interface{}, error) {
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dataJson, err := json.Marshal(data)
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if err != nil {
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return nil, err
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}
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var returnData []map[string]interface{}
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err = json.Unmarshal(dataJson, &returnData)
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return returnData, nil
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}
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//将interface转成[]map[string]string
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func InterfaceToMapStringArr(data interface{}) ([]map[string]string, error) {
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dataJson, err := json.Marshal(data)
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if err != nil {
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return nil, err
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}
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var returnData []map[string]string
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err = json.Unmarshal(dataJson, &returnData)
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return returnData, nil
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}
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/**
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* 对map进行字典序排序
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* @param data map[string]string
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* @2020/12/28
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* @linsen
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*/
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func HttpBuildQuery(data map[string]string) string {
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keySlice := []string{}
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for k, _ := range data {
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keySlice = append(keySlice, k)
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}
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sort.Strings(keySlice) //排序字符串
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var query string
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for _, value := range keySlice {
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if value != "" && data[value] != "" {
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query += StringJoin(value, "=", data[value], "&")
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}
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}
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return strings.Trim(query, "&")
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}
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/**
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* 对map字典按照顺序进行拼接，并且把每个value进行类urlencode
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* @param data map[string]string
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* @2021/10/14
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* @wyy
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*/
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func HttpBuildStringQuery(data map[string]string) string {
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keySlice := []string{}
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for k, _ := range data {
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keySlice = append(keySlice, k)
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}
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// sort.Strings(keySlice) //排序字符串
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var query string
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for _, value := range keySlice {
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if value != "" && data[value] != "" {
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query += StringJoin(value, "=", url.QueryEscape(data[value]), "&")
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}
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}
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return strings.Trim(query, "&")
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}
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/**
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* 对map切片 按值进行顺序
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* @param order desc/asc val_type float64/string MapDate []map[string]interface{}
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* @2022/10/27
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* @lo
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*/
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func MapSort(order, val, val_type string, MapDate []map[string]interface{}) ([]map[string]interface{}, error) {
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type KVPair struct {
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Key int
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Val_float64 float64
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val_string string
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}
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res := []map[string]interface{}{}
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if order != "desc" && order != "asc" {
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return res, errors.New("order parameter err")
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}
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if val_type != "float64" && val_type != "string" {
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return res, errors.New("val_type parameter err")
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}
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if val == "" {
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return res, errors.New("val parameter err")
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}
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if len(MapDate) < 1 {
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return res, errors.New("MapDate parameter err")
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}
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tmpList := []KVPair{}
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if val_type == "string" {
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for k, item := range MapDate {
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tmpList = append(tmpList, KVPair{Key: k, val_string: ToStr(item[val])})
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}
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if order == "desc" {
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sort.Slice(tmpList, func(i, j int) bool {
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return tmpList[i].val_string > tmpList[j].val_string // 降序
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})
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} else {
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sort.Slice(tmpList, func(i, j int) bool {
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return tmpList[i].val_string < tmpList[j].val_string // 升序
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})
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}
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} else {
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for k, item := range MapDate {
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float64_val, _ := ToFloat64(item[val])
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tmpList = append(tmpList, KVPair{Key: k, Val_float64: float64_val})
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}
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if order == "desc" {
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sort.Slice(tmpList, func(i, j int) bool {
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return tmpList[i].Val_float64 > tmpList[j].Val_float64 // 降序
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})
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} else {
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sort.Slice(tmpList, func(i, j int) bool {
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return tmpList[i].Val_float64 < tmpList[j].Val_float64 // 升序
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})
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}
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}
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for _, tmp := range tmpList {
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res = append(res, MapDate[tmp.Key])
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}
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return res, nil
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}
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func MapPage(pageNum, pageSize int, MapDate []map[string]interface{}) []map[string]interface{} {
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stat := (pageNum - 1) * pageSize
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end := stat + pageSize
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count := len(MapDate)
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if stat >= count {
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return []map[string]interface{}{}
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}
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if end >= count {
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end = count
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}
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if stat < 0 || end < 0 {
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return []map[string]interface{}{}
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}
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return MapDate[stat:end]
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}
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