change save file method, add file changes history

server/data/commit.go

@@ -0,0 +1,82 @@
+package data
+
+import (
+	"github.com/jmoiron/sqlx"
+	_ "github.com/mattn/go-sqlite3"
+	"go.uber.org/zap"
+
+	"crypto/rand"
+	"encoding/hex"
+)
+
+var schema = `
+CREATE TABLE IF NOT EXISTS commit_log (
+	id VARCHAR(255) PRIMARY KEY,
+	msg VARCHAR(255),
+	created_at DATETIME,
+	editor VARCHAR(255),
+	change_file VARCHAR(255)
+);
+`
+
+type CommitLog struct {
+	Id          string `db:"id"`
+	Msg         string `db:"msg"`
+	Created_at  string `db:"created_at"`
+	Editor      string `db:"editor"`
+	Change_file string `db:"change_file"`
+}
+
+func HashCommit(n int) (string, error) {
+	// _, err := h.Write([]byte(target))
+	// if err != nil {
+	// 	Log.Debug("Error when hashing commit", zap.Error(err))
+	// 	return "", err
+	// }
+	// return string(h.Sum(nil)), nil
+	byt := make([]byte, n)
+	_, err := rand.Read(byt)
+	if err != nil {
+		Log.Debug("Error when hashing commit", zap.Error(err))
+		return "", err
+	}
+	return hex.EncodeToString(byt), nil
+}
+
+func Insert(c *CommitLog) error {
+	commit_db, err := sqlx.Connect("sqlite3", "./data/database.db")
+	if err != nil {
+		Log.Fatal("Error when connecting to database", zap.Error(err))
+	}
+	// init table in db
+	commit_db.MustExec(schema)
+
+	_, err = commit_db.NamedExec("INSERT INTO commit_log (id, msg, created_at, editor, change_file) VALUES (:id, :msg, :created_at, :editor, :change_file)", c)
+	if err != nil {
+		Log.Error("Error when insert commit log", zap.Error(err))
+		return err
+	}
+
+	return nil
+}
+
+// func GetCommitLogOfFilename(filename string) ([]CommitLog, error) {
+//}
+// cut .json, split then get pos 2, check `change_file` startwith "filename" then return all quries
+
+func GetCommitLogs() ([]CommitLog, error) {
+	commit_db, err := sqlx.Connect("sqlite3", "./data/database.db")
+	if err != nil {
+		Log.Fatal("Error when connecting to database", zap.Error(err))
+	}
+
+	var commits []CommitLog
+	err = commit_db.Get(&commits, "SELECT * FROM commit_log", nil)
+
+	if err != nil {
+		Log.Error("Error when get commit log", zap.Error(err))
+		return nil, err
+	}
+
+	return commits, nil
+}