/
str_tool.go
315 lines (293 loc) · 7.4 KB
/
str_tool.go
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package tools
import (
"log"
"reflect"
"unicode/utf8"
)
const EndMessage = "----------END----------"
const Select = "select * from "
func inTF(i, j int) bool {
return i == j
}
func marshalStruct(model any) (result []*String) {
values, typ := returnValAndTyp(model)
switch values.Kind() {
case reflect.Struct:
return generateModel(values, typ)
case reflect.Slice:
return generateModels(values)
}
return nil
}
func generateModel(values reflect.Value, types reflect.Type) (result []*String) {
s := Make("insert into ")
s.cutHumpMessage(values.String())
tags := Make(" (")
vars := Make(" values(")
for j := 0; j < types.NumField(); j++ {
switch types.Field(j).Tag.Get("marshal") {
case "off":
case "auto_insert":
tags.Append("`", humpName(types.Field(j).Name), "`,")
vars.appendAny("NULL,")
default:
tags.Append("`", humpName(types.Field(j).Name), "`,")
vars.Append("'", righteousCharacter(Make(values.Field(j).Interface())), "',")
}
}
tags.ReplaceLastStr(1, ")")
vars.ReplaceLastStr(1, ")")
s.Append(tags, vars)
result = append(result, s)
return
}
func generateModels(values reflect.Value) (result []*String) {
if !(values.Len() > 0) {
return
}
head, lens := generateHead(values.Index(0).Interface())
s := Make(head)
for i := 0; i < values.Len(); i++ {
v, t := returnValAndTyp(values.Index(i).Interface())
if i != 0 && i%200 == 0 {
s.ReplaceLastStr(1, ";\n")
result = append(result, s)
s = Make(head)
}
vars := Make("(")
for j := 0; j < lens; j++ {
switch t.Field(j).Tag.Get("marshal") {
case "off":
case "auto_insert":
vars.appendAny("NULL,")
default:
vars.Append("'", righteousCharacter(Make(v.Field(j).Interface())), "',")
}
}
vars.ReplaceLastStr(1, "),")
s.appendAny(vars)
}
s.ReplaceLastStr(1, ";")
result = append(result, s)
return
}
func generateHead(model any) (*String, int) {
values, typ := returnValAndTyp(model)
s := Make("insert into ")
s.cutHumpMessage(values.String())
tags := Make(" (")
for j := 0; j < typ.NumField(); j++ {
switch typ.Field(j).Tag.Get("marshal") {
case "off":
case "auto_insert":
tags.Append("`", humpName(typ.Field(j).Name), "`,")
default:
tags.Append("`", humpName(typ.Field(j).Name), "`,")
}
}
tags.ReplaceLastStr(1, ")")
s.Append(tags, " values")
return s, typ.NumField()
}
func (s *String) queryStruct(model any) {
values, typ := returnValAndTyp(model)
s.appendAny(Select)
s.cutHumpMessage(values.String())
var where byte
for j := 0; j < typ.NumField(); j++ {
if !values.Field(j).IsZero() {
if where == 0 {
s.appendAny(" where ")
where++
} else {
s.appendAny(" and ")
}
switch values.Field(j).Kind() {
case reflect.Slice:
default:
s.Append(humpName(typ.Field(j).Name), "=", "'", righteousCharacter(Make(values.Field(j).Interface())), "'")
}
}
}
}
func (s *String) checkStruct(model any) {
values, typ := returnValAndTyp(model)
s.appendAny(Select)
s.cutHumpMessage(values.String())
var where byte
for j := 0; j < typ.NumField(); j++ {
if !values.Field(j).IsZero() && typ.Field(j).Tag.Get("marshal") == "check" {
if where == 0 {
s.appendAny(" where ")
where++
} else {
s.appendAny(" and ")
}
switch values.Field(j).Kind() {
case reflect.Slice:
default:
s.Append(humpName(typ.Field(j).Name), "=", "'", righteousCharacter(Make(values.Field(j).Interface())), "'")
}
}
}
}
func (s *String) cutStructMessage(sm string) {
sms := Make(sm)
split := sms.Split(".")
sms.coverWrite(split[len(split)-1])
s.Append("\n", "----------", sms.Split(" ")[0], "----------", "\n")
}
func (s *String) cutHumpMessage(hump string) {
sms := Make(hump)
split := sms.Split(".")
sms.coverWrite(split[len(split)-1])
sms.coverWrite(humpName(sms.Split(" ")[0]))
s.appendAny(sms)
}
// AppendSpilt 拼接字符串后返回String
// use AppendSpiltLR(",",24,23,22,21,11)
// get "24,23,22,21,11"
// or AppendSpiltLR(",",[]any...])
func (s *String) AppendSpilt(join ...any) *String {
var split = &String{}
for i := range join {
if i == 0 {
split.Append(join[i])
} else if i == len(join)-1 {
s.appendAny(join[i])
} else {
s.appendAny(join[i])
s.Append(split)
}
}
return s
}
// AppendSpiltLR 拼接字符串后返回String
// use AppendSpiltLR(",","[","]",24,23,22,21,11)
// get "[24,23,22,21,11]"
// or AppendSpiltLR(",","[","]",[]any...])
// use Make("insert userinfo values(").AppendSpiltLR(",", "'", "'", 4, 5, 6, 7, 8, 9, 10).Append(")")
// get insert userinfo values('4','5','6','7','8','9','10')
func (s *String) AppendSpiltLR(join ...any) *String {
var split, l, r = &String{}, &String{}, &String{}
if len(join) < 3 {
panic("Add Lens<3")
}
split.appendAny(join[0])
l.appendAny(join[1])
r.appendAny(join[2])
for i := 3; i < len(join)-1; i++ {
s.appendAny(l)
s.appendAny(join[i])
s.appendAny(r)
s.Append(split)
}
s.appendAny(l)
s.appendAny(join[len(join)-1])
s.appendAny(r)
return s
}
// checkBytes 比较两个byte切片的值
func checkBytes(s, str []byte) bool {
if inTF(len(s), len(str)) {
for i, v := range str {
if s[i] != v {
return false
}
}
return true
}
return false
}
// RunesToBytes Runes转bytes
func runesToBytes(rune []rune) []byte {
size := 0
for _, r := range rune {
size += utf8.RuneLen(r)
}
bs := make([]byte, size)
count := 0
for _, r := range rune {
count += utf8.EncodeRune(bs[count:], r)
}
return bs
}
func (s *String) Marshal(model any) {
values, types := returnValAndTyp(model)
s.cutStructMessage(values.String())
for j := 0; j < types.NumField(); j++ {
if types.Field(j).Tag.Get("marshal") != "off" {
s.Append(types.Field(j).Name, ":", values.Field(j).Interface(), "\n")
}
}
s.appendAny(EndMessage)
}
func Show(show any) {
s := &String{}
values, types := returnValAndTyp(show)
s.cutStructMessage(values.String())
for j := 0; j < types.NumField(); j++ {
if types.Field(j).Tag.Get("marshal") != "off" {
s.Append(types.Field(j).Name, ":", values.Field(j).Interface(), "\n")
}
}
s.appendAny(EndMessage)
log.Println(s)
}
func returnValAndTyp(model any) (values reflect.Value, types reflect.Type) {
switch reflect.ValueOf(model).Kind() {
case reflect.Struct, reflect.Slice:
values = reflect.ValueOf(model)
types = reflect.TypeOf(model)
case reflect.Pointer:
values = reflect.ValueOf(model).Elem()
types = reflect.TypeOf(model).Elem()
case reflect.Map:
}
return
}
func MarshalMap(model any) map[string]string {
modelMap := make(map[string]string)
var values reflect.Value
var types reflect.Type
switch reflect.ValueOf(model).Kind() {
case reflect.Struct:
values = reflect.ValueOf(model)
types = reflect.TypeOf(model)
case reflect.Pointer:
values = reflect.ValueOf(model).Elem()
types = reflect.TypeOf(model).Elem()
}
modelMap["StructName"] = cutStructMessage(values.String())
for j := 0; j < types.NumField(); j++ {
if types.Field(j).Tag.Get("marshal") != "off" {
modelMap[types.Field(j).Name] = Make(values.Field(j).Interface()).string()
}
}
return modelMap
}
// IsNumber 用来检测字符串是否为数字
func (s *String) IsNumber() bool {
_, err := s.Atoi()
if err != nil {
return false
}
return true
}
// FormatterNum 格式化输出字符串
func (s *String) FormatterNum() (bool, string) {
if !s.IsNumber() {
return false, s.string()
}
result := Make()
m := 1
for _, v := range s.buf {
if s.Len() != m && (s.Len()-m)%3 == 0 {
result.Append(v, ",")
} else {
result.appendAny(v)
}
m++
}
return true, result.string()
}