fumiama/paper-manager
1
0
Fork 0
mirror of https://github.com/fumiama/paper-manager.git synced 2026-06-23 12:00:35 +08:00
Code Activity

implement delfile

Browse Source
This commit is contained in:
源文雨
2023-04-11 16:02:29 +08:00
parent d317aba2d0
commit 27834d7292
9 changed files with 107 additions and 45 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
backend/global/question.go
View File

@@ -6,7 +6,9 @@ import (
"encoding/json"
"strconv"
sql "github.com/FloatTech/sqlite"
"github.com/corona10/goimagehash"
base14 "github.com/fumiama/go-base16384"
"github.com/fumiama/paper-manager/backend/utils"
"github.com/sirupsen/logrus"
)
@@ -19,7 +21,7 @@ type QuestionJSON struct {
Sub []QuestionJSON `json:"sub,omitempty"`
}
// Delete me and all subs
// Delete me and all subs, ignore errors
func (q *QuestionJSON) Delete(f *FileDatabase, istemp bool) {
if b, err := hex.DecodeString(q.Name); err == nil {
err = f.DelQuestion(int64(binary.LittleEndian.Uint64(b)), istemp)
@@ -32,14 +34,49 @@ func (q *QuestionJSON) Delete(f *FileDatabase, istemp bool) {
}
}
// DelQuestion 删除问题, 其它问题的 dup 可能会残留有 id, 使用时需要排除
// DelQuestion 删除问题, 与其它问题的 dup
func (f *FileDatabase) DelQuestion(id int64, istemp bool) error {
qtable := ""
if istemp {
qtable = FileTableTempQuestion
} else {
qtable = FileTableQuestion
}
f.mu.Lock()
defer f.mu.Unlock()
if istemp {
return f.db.Del(FileTableTempQuestion, "WHERE ID="+strconv.FormatInt(id, 10))
q, err := sql.Find[Question](&f.db, qtable, "WHERE ID="+strconv.FormatInt(id, 10))
if err != nil {
return err
}
return f.db.Del(FileTableQuestion, "WHERE ID="+strconv.FormatInt(id, 10))
if len(q.Dup) > 2 {
dupmap := make(map[string]float64, 64)
err = json.Unmarshal(q.Dup, &dupmap)
if err == nil {
var buf [8]byte
for k := range dupmap {
_, err = hex.Decode(buf[:], base14.StringToBytes(k))
if err == nil {
qid := int64(binary.LittleEndian.Uint64(buf[:]))
qq, err := sql.Find[Question](&f.db, qtable, "WHERE ID="+strconv.FormatInt(qid, 10))
if err == nil && len(qq.Dup) > 2 {
dupmap2 := make(map[string]float64, 64)
err = json.Unmarshal(qq.Dup, &dupmap2)
if err == nil {
delete(dupmap2, k)
qq.Dup, err = json.Marshal(dupmap2)
if err == nil {
err = f.db.Insert(qtable, &qq)
if err != nil {
logrus.Warnln("[global.DelQuestion] insert modified dup to id", k, "table", qtable, "err:", err)
}
}
}
}
}
}
}
}
return f.db.Del(qtable, "WHERE ID="+strconv.FormatInt(id, 10))
}
type Question struct {