UPDATE: native with new hdiff type

pkg/models/hdiffFiles.go

@@ -0,0 +1,43 @@
+package models
+
+import (
+	"bufio"
+	"encoding/json"
+	"fmt"
+	"os"
+)
+
+type HDiffFiles struct {
+	RemoteFile string `json:"remoteName"`
+}
+func (h *HDiffFiles) ToHDiffData() *HDiffData {
+	return &HDiffData{
+		SourceFileName: h.RemoteFile,
+		TargetFileName: h.RemoteFile,
+		PatchFileName:  fmt.Sprintf("%s.hdiff", h.RemoteFile),
+	}
+}
+
+func LoadHDiffFiles(path string) ([]*HDiffFiles, error) {
+	file, err := os.Open(path)
+	if err != nil {
+		return nil, err
+	}
+	defer file.Close()
+
+	var results []*HDiffFiles
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := scanner.Text()
+		var item HDiffFiles
+		if err := json.Unmarshal([]byte(line), &item); err == nil {
+			results = append(results, &item)
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		return nil, err
+	}
+
+	return results, nil
+}

pkg/models/hdiffmap.go

@@ -12,4 +12,18 @@ type DiffMapType struct {
 	PatchFileName string `json:"patch_file_name"`
 	PatchFileMD5  string `json:"patch_file_md5"`
 	PatchFileSize int64  `json:"patch_file_size"`
+}
+
+type HDiffData struct {
+	SourceFileName string `json:"source_file_name"`
+	TargetFileName string `json:"target_file_name"`
+	PatchFileName  string `json:"patch_file_name"`
+}
+
+func (d *DiffMapType) ToHDiffData() *HDiffData {
+	return &HDiffData{
+		SourceFileName: d.SourceFileName,
+		TargetFileName: d.TargetFileName,
+		PatchFileName:  d.PatchFileName,
+	}
 }

pkg/models/pkgVersion.go

@@ -0,0 +1,36 @@
+package models
+
+import (
+	"bufio"
+	"encoding/json"
+	"os"
+)
+
+type PkgVersion struct {
+	RemoteFile string `json:"remoteName"`
+	MD5        string `json:"md5"`
+}
+
+func LoadPkgVersion(path string) ([]*PkgVersion, error) {
+	file, err := os.Open(path)
+	if err != nil {
+		return nil, err
+	}
+	defer file.Close()
+
+	var results []*PkgVersion
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := scanner.Text()
+		var item PkgVersion
+		if err := json.Unmarshal([]byte(line), &item); err == nil {
+			results = append(results, &item)
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		return nil, err
+	}
+
+	return results, nil
+}