refactor(deps):将一些工具函数用工具库替换。

controller/meter04kv.go

@@ -6,7 +6,6 @@ import (
 	"electricity_bill_calc/response"
 	"electricity_bill_calc/security"
 	"electricity_bill_calc/service"
-	"electricity_bill_calc/utils"
 	"fmt"
 	"log"
 	"net/http"
@@ -14,6 +13,7 @@ import (
 
 	"github.com/gin-gonic/gin"
 	"github.com/jinzhu/copier"
+	"github.com/samber/lo"
 	"github.com/shopspring/decimal"
 )
 
@@ -187,7 +187,7 @@ func batchImport04kVMeterArchive(c *gin.Context) {
 		return
 	}
 
-	mergedMeters := utils.Map(records, func(meter model.Meter04KV) model.Meter04KV {
+	mergedMeters := lo.Map(records, func(meter model.Meter04KV, index int) model.Meter04KV {
 		meter.ParkId = requestParkId
 		meter.Enabled = true
 		return meter

controller/park.go

@@ -5,7 +5,7 @@ import (
 	"electricity_bill_calc/response"
 	"electricity_bill_calc/security"
 	"electricity_bill_calc/service"
-	"electricity_bill_calc/utils"
+	"electricity_bill_calc/tools"
 	"net/http"
 
 	"github.com/gin-gonic/gin"
@@ -94,7 +94,7 @@ func createNewPark(c *gin.Context) {
 	copier.Copy(newPark, formData)
 	newPark.Id = uuid.New().String()
 	newPark.UserId = userSession.Uid
-	nameAbbr := utils.PinyinAbbr(newPark.Name)
+	nameAbbr := tools.PinyinAbbr(newPark.Name)
 	newPark.Abbr = &nameAbbr
 	newPark.Enabled = true
 	err = service.ParkService.SaveNewPark(*newPark)
@@ -125,7 +125,7 @@ func modifyPark(c *gin.Context) {
 		return
 	}
 	copier.Copy(park, formData)
-	nameAbbr := utils.PinyinAbbr(formData.Name)
+	nameAbbr := tools.PinyinAbbr(formData.Name)
 	park.Abbr = &nameAbbr
 	err = service.ParkService.UpdateParkInfo(park)
 	if err != nil {

excel/abstract.go

@@ -1,7 +1,7 @@
 package excel
 
 import (
-	"electricity_bill_calc/utils"
+	"electricity_bill_calc/tools"
 	"encoding/json"
 	"fmt"
 	"io"
@@ -9,6 +9,7 @@ import (
 	"strconv"
 	"strings"
 
+	"github.com/samber/lo"
 	"github.com/shopspring/decimal"
 	"github.com/xuri/excelize/v2"
 )
@@ -52,9 +53,9 @@ func (r *ColumnRecognizer) Recognize(cellValue string) bool {
 	for _, p := range r.Pattern {
 		matches = append(matches, strings.Contains(cellValue, p))
 	}
-	return utils.Reduce(matches, true, func(acc, elem bool) bool {
+	return lo.Reduce(matches, func(acc, elem bool, index int) bool {
 		return acc && elem
-	})
+	}, true)
 }
 
 func NewExcelAnalyzer[T any](file io.Reader, recognizers []*ColumnRecognizer) (*ExcelAnalyzer[T], error) {
@@ -154,7 +155,7 @@ func (a *ExcelAnalyzer[T]) Analysis(bean T) ([]T, []ExcelAnalysisError) {
 								}
 							}
 						case "bool":
-							if utils.ContainsInsensitive(matchValue, []string{"是", "yes", "y", "true", "t"}) {
+							if tools.ContainsInsensitive(matchValue, []string{"是", "yes", "y", "true", "t"}) {
 								actualField.SetBool(true)
 							} else {
 								actualField.SetBool(false)

go.mod

@@ -23,6 +23,7 @@ require (
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
 	github.com/fsnotify/fsnotify v1.5.4 // indirect
+	github.com/fufuok/utils v0.7.13 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
 	github.com/go-playground/locales v0.14.0 // indirect
 	github.com/go-playground/universal-translator v0.18.0 // indirect
@@ -44,6 +45,7 @@ require (
 	github.com/pelletier/go-toml/v2 v2.0.2 // indirect
 	github.com/richardlehane/mscfb v1.0.4 // indirect
 	github.com/richardlehane/msoleps v1.0.1 // indirect
+	github.com/samber/lo v1.27.0 // indirect
 	github.com/spf13/afero v1.8.2 // indirect
 	github.com/spf13/cast v1.5.0 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
@@ -55,6 +57,7 @@ require (
 	github.com/xuri/efp v0.0.0-20220407160117-ad0f7a785be8 // indirect
 	github.com/xuri/nfp v0.0.0-20220409054826-5e722a1d9e22 // indirect
 	golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa // indirect
+	golang.org/x/exp v0.0.0-20220303212507-bbda1eaf7a17 // indirect
 	golang.org/x/net v0.0.0-20220809012201-f428fae20770 // indirect
 	golang.org/x/sys v0.0.0-20220808155132-1c4a2a72c664 // indirect
 	golang.org/x/text v0.3.7 // indirect

go.sum

@@ -118,6 +118,8 @@ github.com/frankban/quicktest v1.14.3 h1:FJKSZTDHjyhriyC81FLQ0LY93eSai0ZyR/ZIkd3
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.5.4 h1:jRbGcIw6P2Meqdwuo0H1p6JVLbL5DHKAKlYndzMwVZI=
 github.com/fsnotify/fsnotify v1.5.4/go.mod h1:OVB6XrOHzAwXMpEM7uPOzcehqUV2UqJxmVXmkdnm1bU=
+github.com/fufuok/utils v0.7.13 h1:FGx8Mnfg0ZB8HdVz1X60JJ2kFu1rtcsFDYUxUTzNKkU=
+github.com/fufuok/utils v0.7.13/go.mod h1:ztIaorPqZGdbvmW3YlwQp80K8rKJmEy6xa1KwpJSsmk=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
@@ -471,6 +473,8 @@ github.com/rs/zerolog v1.13.0/go.mod h1:YbFCdg8HfsridGWAh22vktObvhZbQsZXe4/zB0OK
 github.com/rs/zerolog v1.15.0/go.mod h1:xYTKnLHcpfU2225ny5qZjxnj9NvkumZYjJHlAThCjNc=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/ryanuber/columnize v0.0.0-20160712163229-9b3edd62028f/go.mod h1:sm1tb6uqfes/u+d4ooFouqFdy9/2g9QGwK3SQygK0Ts=
+github.com/samber/lo v1.27.0 h1:GOyDWxsblvqYobqsmUuMddPa2/mMzkKyojlXol4+LaQ=
+github.com/samber/lo v1.27.0/go.mod h1:it33p9UtPMS7z72fP4gw/EIfQB2eI8ke7GR2wc6+Rhg=
 github.com/samuel/go-zookeeper v0.0.0-20190923202752-2cc03de413da/go.mod h1:gi+0XIa01GRL2eRQVjQkKGqKF3SF9vZR/HnPullcV2E=
 github.com/satori/go.uuid v1.2.0/go.mod h1:dA0hQrYB0VpLJoorglMZABFdXlWrHn1NEOzdhQKdks0=
 github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg65j358z/aeFdxmN0P9QXhEzd20vsDc=
@@ -593,6 +597,8 @@ golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u0
 golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
 golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
 golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
+golang.org/x/exp v0.0.0-20220303212507-bbda1eaf7a17 h1:3MTrJm4PyNL9NBqvYDSj3DHl46qQakyfqfWo4jgfaEM=
+golang.org/x/exp v0.0.0-20220303212507-bbda1eaf7a17/go.mod h1:lgLbSvA5ygNOMpwM/9anMpWVlVJ7Z+cHWq/eFuinpGE=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/image v0.0.0-20211028202545-6944b10bf410 h1:hTftEOvwiOq2+O8k2D5/Q7COC7k5Qcrgc2TFURJYnvQ=

main.go

@@ -6,7 +6,6 @@ import (
 	"electricity_bill_calc/model"
 	"electricity_bill_calc/router"
 	"electricity_bill_calc/service"
-	"electricity_bill_calc/utils"
 	"encoding/csv"
 	"fmt"
 	"io"
@@ -17,6 +16,7 @@ import (
 
 	"github.com/gin-gonic/gin"
 	jsontime "github.com/liamylian/jsontime/v2/v2"
+	"github.com/samber/lo"
 	"github.com/shopspring/decimal"
 )
 
@@ -99,7 +99,7 @@ func initializeRegions() error {
 		if err == io.EOF {
 			break
 		}
-		if utils.Contains(record[0], existRegions) {
+		if lo.Contains(existRegions, record[0]) {
 			continue
 		}
 		level, err := strconv.Atoi(record[2])

service/charge.go

@@ -5,9 +5,10 @@ import (
 	"electricity_bill_calc/exceptions"
 	"electricity_bill_calc/global"
 	"electricity_bill_calc/model"
-	"electricity_bill_calc/utils"
 	"time"
 
+	"github.com/fufuok/utils"
+	"github.com/samber/lo"
 	"xorm.io/builder"
 	"xorm.io/xorm"
 )
@@ -176,7 +177,7 @@ func (_ChargeService) ListPagedChargeRecord(keyword, beginDate, endDate string,
 	}
 	if len(beginDate) != 0 {
 		beginTime, err := time.ParseInLocation("2006-01-02", beginDate, time.Local)
-		beginTime = utils.VeryBeginOfDate(beginTime)
+		beginTime = utils.BeginOfDay(beginTime)
 		if err != nil {
 			return make([]model.ChargeWithName, 0), 0, err
 		}
@@ -184,7 +185,7 @@ func (_ChargeService) ListPagedChargeRecord(keyword, beginDate, endDate string,
 	}
 	if len(endDate) != 0 {
 		endTime, err := time.ParseInLocation("2006-01-02", endDate, time.Local)
-		endTime = utils.VeryEndOfDate(endTime)
+		endTime = utils.EndOfDay(endTime)
 		if err != nil {
 			return make([]model.ChargeWithName, 0), 0, err
 		}
@@ -222,16 +223,16 @@ func (_ChargeService) lastValidChargeTo(uid string) (time.Time, error) {
 	if err != nil {
 		return veryBlankTime, nil
 	}
-	mappedRecords := utils.Map(records, func(elem string) time.Time {
+	mappedRecords := lo.Map(records, func(elem string, index int) time.Time {
 		t, _ := time.Parse(time.RFC3339, elem)
-		return utils.VeryBeginOfDate(t)
+		return utils.BeginOfDay(t)
 	})
-	lastValid := utils.Reduce(mappedRecords, veryBlankTime, func(acc, elem time.Time) time.Time {
+	lastValid := lo.Reduce(mappedRecords, func(acc, elem time.Time, index int) time.Time {
 		if elem.After(acc) {
 			return elem
 		} else {
 			return acc
 		}
-	})
+	}, veryBlankTime)
 	return lastValid, nil
 }

service/meter04kv.go

@@ -5,10 +5,10 @@ import (
 	"electricity_bill_calc/excel"
 	"electricity_bill_calc/global"
 	"electricity_bill_calc/model"
-	"electricity_bill_calc/utils"
 	"fmt"
 
 	mapset "github.com/deckarep/golang-set/v2"
+	"github.com/samber/lo"
 	"xorm.io/builder"
 	"xorm.io/xorm"
 )
@@ -123,10 +123,10 @@ func (_Meter04kVService) DuplicateMeterCodeValidate(meters []model.Meter04KV) []
 }
 
 func (m _Meter04kVService) BatchCreateMeter(meters []model.Meter04KV) error {
-	parkIds := utils.Reduce(meters, mapset.NewSet[string](), func(acc mapset.Set[string], elem model.Meter04KV) mapset.Set[string] {
+	parkIds := lo.Reduce(meters, func(acc mapset.Set[string], elem model.Meter04KV, index int) mapset.Set[string] {
 		acc.Add(elem.ParkId)
 		return acc
-	})
+	}, mapset.NewSet[string]())
 	if parkIds.Cardinality() > 1 {
 		return fmt.Errorf("一次只能向同一个园区中添加0.4kV表计。")
 	}

service/report.go

@@ -3,10 +3,11 @@ package service
 import (
 	"electricity_bill_calc/global"
 	"electricity_bill_calc/model"
-	"electricity_bill_calc/utils"
+	"electricity_bill_calc/tools"
 	"time"
 
 	"github.com/google/uuid"
+	"github.com/samber/lo"
 	"xorm.io/builder"
 )
 
@@ -24,10 +25,9 @@ func (_ReportService) FetchParksWithNewestReport(uid string) ([]model.ParkNewest
 	if err != nil {
 		return make([]model.ParkNewestReport, 0), err
 	}
-	reducedParks := utils.Reduce(
+	reducedParks := lo.Reduce(
 		parks,
-		make(map[string]model.ParkNewestReport, 0),
+		func(acc map[string]model.ParkNewestReport, elem model.ParkNewestReport, index int) map[string]model.ParkNewestReport {
-		func(acc map[string]model.ParkNewestReport, elem model.ParkNewestReport) map[string]model.ParkNewestReport {
 			if v, ok := acc[elem.Park.Id]; ok {
 				if elem.Report != nil {
 					if v.Report == nil || (elem.Report.Period.After(v.Report.Period)) {
@@ -39,8 +39,9 @@ func (_ReportService) FetchParksWithNewestReport(uid string) ([]model.ParkNewest
 			}
 			return acc
 		},
+		make(map[string]model.ParkNewestReport, 0),
 	)
-	return utils.Values(reducedParks), nil
+	return lo.Values(reducedParks), nil
 }
 
 func (_ReportService) IsNewPeriodValid(uid string, period time.Time) (bool, error) {
@@ -54,25 +55,24 @@ func (_ReportService) IsNewPeriodValid(uid string, period time.Time) (bool, erro
 		return false, nil
 	}
 	// 检查给定的期数在目前的记录中是否已经存在
-	exists := utils.Reduce(
+	exists := lo.Reduce(
 		reports,
-		false,
+		func(acc bool, elem model.Report, index int) bool {
-		func(acc bool, elem model.Report) bool {
 			if elem.Period.Equal(period) {
 				return acc || true
 			} else {
 				return acc || false
 			}
 		},
+		false,
 	)
 	if exists {
 		return false, nil
 	}
 	// 检查给定的期数与目前已发布的最大期数的关系
-	maxPublished := utils.Reduce(
+	maxPublished := lo.Reduce(
 		reports,
-		nil,
+		func(acc *time.Time, elem model.Report, index int) *time.Time {
-		func(acc *time.Time, elem model.Report) *time.Time {
 			if elem.Published {
 				if acc == nil || (acc != nil && elem.Period.After(*acc)) {
 					return &elem.Period
@@ -80,24 +80,25 @@ func (_ReportService) IsNewPeriodValid(uid string, period time.Time) (bool, erro
 			}
 			return acc
 		},
+		nil,
 	)
 	// 检查给定的期数与目前未发布的最大期数的关系
-	maxUnpublished := utils.Reduce(
+	maxUnpublished := lo.Reduce(
 		reports,
-		nil,
+		func(acc *time.Time, elem model.Report, index int) *time.Time {
-		func(acc *time.Time, elem model.Report) *time.Time {
 			if acc == nil || (acc != nil && elem.Period.After(*acc)) {
 				return &elem.Period
 			}
 			return acc
 		},
+		nil,
 	)
 	if maxUnpublished == nil {
 		return true, nil
 	}
 	if maxPublished != nil && maxUnpublished.Equal(*maxPublished) {
 		// 此时不存在未发布的报表
-		return utils.IsNextMonth(*maxPublished, period), nil
+		return tools.IsNextMonth(*maxPublished, period), nil
 	} else {
 		// 存在未发布的报表
 		return false, nil

service/user.go

@@ -1,16 +1,16 @@
 package service
 
 import (
-	"crypto/sha512"
 	"electricity_bill_calc/cache"
 	"electricity_bill_calc/config"
 	"electricity_bill_calc/exceptions"
 	"electricity_bill_calc/global"
 	"electricity_bill_calc/model"
-	"electricity_bill_calc/utils"
+	"electricity_bill_calc/tools"
 	"fmt"
 	"time"
 
+	"github.com/fufuok/utils"
 	"github.com/google/uuid"
 	"xorm.io/builder"
 )
@@ -34,9 +34,7 @@ func (u _UserService) ProcessEnterpriseUserLogin(username, password string) (*mo
 	if !user.Enabled {
 		return nil, exceptions.NewAuthenticationError(401, "用户已被禁用。")
 	}
-	hash := sha512.New512_256()
+	hashedPassword := utils.Sha512Hex(password)
-	hash.Write([]byte(password))
-	hashedPassword := fmt.Sprintf("%x", hash.Sum(nil))
 	if hashedPassword != user.Password {
 		return nil, exceptions.NewAuthenticationError(401, "用户凭据不正确。")
 	}
@@ -78,9 +76,7 @@ func (u _UserService) ProcessManagementUserLogin(username, password string) (*mo
 	if !user.Enabled {
 		return nil, exceptions.NewAuthenticationError(401, "用户已被禁用。")
 	}
-	hash := sha512.New512_256()
+	hashedPassword := utils.Sha512Hex(password)
-	hash.Write([]byte(password))
-	hashedPassword := fmt.Sprintf("%x", hash.Sum(nil))
 	if hashedPassword != user.Password {
 		return nil, exceptions.NewAuthenticationError(401, "用户凭据不正确。")
 	}
@@ -109,10 +105,8 @@ func (u _UserService) InvalidUserPassword(uid string) (string, error) {
 	if user == nil && err != nil {
 		return "", exceptions.NewNotFoundError("指定的用户不存在。")
 	}
-	verifyCode := utils.RandStr(10)
+	verifyCode := tools.RandStr(10)
-	hash := sha512.New512_256()
+	user.Password = utils.Sha512Hex(verifyCode)
-	hash.Write([]byte(verifyCode))
-	user.Password = fmt.Sprintf("%x", hash.Sum(nil))
 	user.ResetNeeded = true
 	affected, err := global.DBConn.ID(uid).Cols("password", "reset_needed").Update(user)
 	if err != nil {
@@ -133,9 +127,7 @@ func (u _UserService) VerifyUserPassword(username, verifyCode string) (bool, err
 	if user == nil || err != nil {
 		return false, exceptions.NewNotFoundError("指定的用户不存在。")
 	}
-	hash := sha512.New512_256()
+	hashedVerifyCode := utils.Sha512Hex(verifyCode)
-	hash.Write([]byte(verifyCode))
-	hashedVerifyCode := fmt.Sprintf("%x", hash.Sum(nil))
 	if hashedVerifyCode != user.Password {
 		return false, nil
 	} else {
@@ -148,9 +140,7 @@ func (u _UserService) ResetUserPassword(username, password string) (bool, error)
 	if user == nil || err != nil {
 		return false, exceptions.NewNotFoundError("指定的用户不存在。")
 	}
-	hash := sha512.New512_256()
+	user.Password = utils.Sha512Hex(password)
-	hash.Write([]byte(password))
-	user.Password = fmt.Sprintf("%x", hash.Sum(nil))
 	user.ResetNeeded = false
 	affected, err := global.DBConn.ID(user.Id).Cols("password", "reset_needed").Update(user)
 	if err != nil {
@@ -186,14 +176,12 @@ func (u _UserService) CreateUser(user *model.User, detail *model.UserDetail) (st
 	}
 	detail.Id = user.Id
 
-	verifyCode := utils.RandStr(10)
+	verifyCode := tools.RandStr(10)
-	hash := sha512.New512_256()
+	user.Password = utils.Sha512Hex(verifyCode)
-	hash.Write([]byte(verifyCode))
-	user.Password = fmt.Sprintf("%x", hash.Sum(nil))
 	user.ResetNeeded = true
 
 	if detail.Name != nil {
-		finalAbbr := utils.PinyinAbbr(*detail.Name)
+		finalAbbr := tools.PinyinAbbr(*detail.Name)
 		detail.Abbr = &finalAbbr
 	}
 

tools/time.go

@@ -1,17 +1,9 @@
-package utils
+package tools
 
 import (
 	"time"
 )
 
-func VeryBeginOfDate(date time.Time) time.Time {
-	return time.Date(date.Year(), date.Month(), date.Day(), 0, 0, 0, 0, date.Location())
-}
-
-func VeryEndOfDate(date time.Time) time.Time {
-	return time.Date(date.Year(), date.Month(), date.Day(), 23, 59, 59, 999999999, date.Location())
-}
-
 func DifferenceInMonth(t1, t2 time.Time) int {
 	var differYear, differMonth int
 	differYear = t1.Year() - t2.Year()

tools/utils.go

@@ -0,0 +1,23 @@
+package tools
+
+import (
+	"strings"
+
+	"github.com/mozillazg/go-pinyin"
+	"github.com/samber/lo"
+)
+
+func ContainsInsensitive(element string, slice []string) bool {
+	lowercasedElement := strings.TrimSpace(strings.ToLower(element))
+	return lo.Contains(slice, lowercasedElement)
+}
+
+func PinyinAbbr(source string) string {
+	abbr := pinyin.Pinyin(source, pinyin.NewArgs())
+	var abbrCollect = make([]string, 0)
+	for _, a := range abbr {
+		abbrCollect = append(abbrCollect, a[0][0:1])
+	}
+	finalAbbr := strings.Join(abbrCollect, "")
+	return finalAbbr
+}

tools/verify_code.go

@@ -1,4 +1,4 @@
-package utils
+package tools
 
 import (
 	"math/rand"

utils/functional.go

@@ -1,35 +0,0 @@
-package utils
-
-func Map[S, T any](source []S, f func(S) T) []T {
-	dest := make([]T, len(source))
-	for i, elem := range source {
-		dest[i] = f(elem)
-	}
-	return dest
-}
-
-func Reduce[S, T any](source []S, initialValue T, f func(T, S) T) T {
-	acc := initialValue
-	for _, elem := range source {
-		acc = f(acc, elem)
-	}
-	return acc
-}
-
-func ReduceIndexed[S, T any](source []S, initialValue T, f func(T, S, int, []S) T) T {
-	acc := initialValue
-	for index, elem := range source {
-		acc = f(acc, elem, index, source[:])
-	}
-	return acc
-}
-
-func Filter[T any](source []T, f func(T) bool) []T {
-	var dest []T
-	for _, elem := range source {
-		if f(elem) {
-			dest = append(dest, elem)
-		}
-	}
-	return dest
-}

utils/utils.go

@@ -1,47 +0,0 @@
-package utils
-
-import (
-	"strings"
-
-	"github.com/mozillazg/go-pinyin"
-)
-
-func Contains[T string | int | uint](element T, slice []T) bool {
-	for _, v := range slice {
-		if v == element {
-			return true
-		}
-	}
-	return false
-}
-
-func ContainsInsensitive(element string, slice []string) bool {
-	lowercasedElement := strings.TrimSpace(strings.ToLower(element))
-	return Contains(lowercasedElement, slice)
-}
-
-func PinyinAbbr(source string) string {
-	abbr := pinyin.Pinyin(source, pinyin.NewArgs())
-	var abbrCollect = make([]string, 0)
-	for _, a := range abbr {
-		abbrCollect = append(abbrCollect, a[0][0:1])
-	}
-	finalAbbr := strings.Join(abbrCollect, "")
-	return finalAbbr
-}
-
-func Keys[T comparable, V any](m map[T]V) []T {
-	keys := make([]T, 0, len(m))
-	for key := range m {
-		keys = append(keys, key)
-	}
-	return keys
-}
-
-func Values[K comparable, V any](m map[K]V) []V {
-	values := make([]V, 0, len(m))
-	for _, v := range m {
-		values = append(values, v)
-	}
-	return values
-}