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dupfix.go
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dupfix.go
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package jsontool
import (
"encoding/json"
"fmt"
"strings"
. "github.com/digisan/go-generics"
"github.com/digisan/gotk/strs"
lk "github.com/digisan/logkit"
"github.com/tidwall/gjson"
"github.com/tidwall/sjson"
)
func GetLvlChunkByPos(js string, stop int) (Lvl int, mLvlNChunk map[int]int) {
var (
pc byte = 0
quotes bool = false
)
mLvlNChunk = make(map[int]int)
for i := 1; i <= 10; i++ {
mLvlNChunk[i] = 0
}
for i := 0; i < len(js); i++ {
if i > stop {
break
}
c := js[i]
switch {
case c == '"' && pc != '\\':
quotes = !quotes
case c == '{' && !quotes:
Lvl++
case c == '}' && !quotes:
mLvlNChunk[Lvl]++
Lvl--
}
pc = c
}
return
}
func getPrefixChunkTrait(mLvlNChunk map[int]int, prefLvl int) string {
sb := strings.Builder{}
for i := 1; i <= prefLvl; i++ {
sb.WriteString(fmt.Sprintf("%02d", mLvlNChunk[i]))
if i < prefLvl {
sb.WriteString("-")
}
}
return sb.String()
}
func prefix2key(prefix string) string {
return strs.SplitPartFromLastTo[string](strings.TrimSuffix(prefix, `":`), `"`, 1)
}
func markPrefix(prefix, trait, sp string, n int) (idPrefixGrp []string) {
for i := 0; i < n; i++ {
suffix := fmt.Sprintf("%s%s%s%02d", sp, trait, sp, i)
prefix := strings.TrimSuffix(prefix, `":`)
prefix = prefix + suffix + `":`
idPrefixGrp = append(idPrefixGrp, prefix)
}
return
}
// [js] MUST be formatted with duplicate keys
// [prefix] MUST be like `\n (n-space)"Field":`
func FixOneDupKeyOnce(js, prefix string) (string, bool) {
starts, ends := strs.IndexAllByReg(js, prefix)
if len(starts) == 0 {
lk.Log("NO duplicate error at [%s]", prefix)
return js, true
}
mTraitPosGrp := make(map[string][][2]int)
for i, start := range starts {
end := ends[i]
lvl, mLvlNChunk := GetLvlChunkByPos(js, start)
trait := getPrefixChunkTrait(mLvlNChunk, lvl)
mTraitPosGrp[trait] = append(mTraitPosGrp[trait], [2]int{start, end})
}
N := 0
for _, posGrp := range mTraitPosGrp {
if len(posGrp) > 1 {
N++
}
}
lk.Warn("total duplicate error: %d", N)
if N == 0 {
lk.Log("NO duplicate error")
return js, true
}
var (
idPrefixes []string
jsx string
)
for trait, posGrp := range mTraitPosGrp {
if n := len(posGrp); n > 1 {
idPrefixes = markPrefix(prefix, trait, "^", n)
jsx = strs.RangeReplace(js, posGrp, idPrefixes)
break
}
}
data, err := FlattenStr(jsx)
lk.FailOnErr("%v", err)
rmPaths := []string{}
I := 0
for path := range data {
for _, idPrefix := range idPrefixes {
idkey := prefix2key(idPrefix)
if strings.Contains(path, idkey) {
path = strs.SplitPartTo[string](path, idkey, 0) + idkey
val := gjson.Get(jsx, path).Raw
// fmt.Println(path, val)
val = strings.TrimSpace(val)
val = strings.TrimPrefix(val, "[")
val = strings.TrimSuffix(val, "]")
rmPaths = append(rmPaths, path)
path = strs.SplitPartTo[string](path, "^", 0)
jsx, _ = sjson.SetRaw(jsx, fmt.Sprintf("%s.%d", path, I), val)
I++
break
}
}
}
for _, path := range rmPaths {
var err error
jsx, err = sjson.Delete(jsx, path)
lk.FailOnErr("%v", err)
}
return jsx, false
}
// [js] MUST be formatted with duplicate keys
// [prefix] MUST be like `\n (n-space)"Field":`
func FixOneDupKey(js, prefix string) string {
var (
ok bool
n int
)
for !ok {
js, ok = FixOneDupKeyOnce(js, prefix)
// os.WriteFile(fmt.Sprintf("./debug_%02d.json", n), []byte(js), os.ModePerm)
n++
}
return js
}
func RmDupEleOnce(js, path string) string {
if r := gjson.Get(js, path); r.IsArray() {
indices, array := []int{}, []string{}
temp := []string{}
for i, ele := range r.Array() {
switch {
case ele.IsObject():
m := make(map[string]any)
lk.FailOnErr("%v", json.Unmarshal([]byte(ele.Raw), &m))
sm := fmt.Sprint(m)
if NotIn(sm, temp...) {
indices = append(indices, i)
temp = append(temp, sm)
}
default:
if NotIn(ele.Raw, temp...) {
indices = append(indices, i)
temp = append(temp, ele.Raw)
}
}
}
for i, ele := range r.Array() {
if In(i, indices...) {
array = append(array, ele.Raw)
}
}
js, err := sjson.SetRaw(js, path, "["+strings.Join(array, ",")+"]")
lk.FailOnErr("%v", err)
return js
}
return js
}
// 'allPaths' from 'GetLeavesPathOrderly'
func RmDupEle(js, samplePath string, allPaths []string) string {
if allPaths == nil {
allPaths, _ = GetLeavesPathOrderly(js)
}
for _, path := range SimilarPaths(allPaths, samplePath) {
js = RmDupEleOnce(js, path)
}
return js
}