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| package main
import (
"github.com/harry1453/go-common-file-dialog/cfd"
"github.com/harry1453/go-common-file-dialog/cfdutil"
"github.com/makiuchi-d/gozxing"
"github.com/makiuchi-d/gozxing/oned"
"github.com/xuri/excelize/v2"
"fmt"
"image/png"
"os"
"os/exec"
"path/filepath"
"runtime"
"strconv"
"strings"
"syscall"
"unsafe"
)
var (
temp = "temp"
)
func main() {
targetPath := openFile()
buildTemp()
process(targetPath)
rmTemp()
}
func openFile() string {
result, _ := cfdutil.ShowOpenFileDialog(cfd.DialogConfig{
Title: "Open A xlsx File",
Role: "Open A xlsx File",
FileFilters: []cfd.FileFilter{
{
DisplayName: "*.xlsx",
Pattern: "*.xlsx",
},
{
DisplayName: "All Files (*.*)",
Pattern: "*.*",
},
},
SelectedFileFilterIndex: 0,
FileName: "*.xlsx",
DefaultExtension: "xlsx",
})
return result
}
func process(targetPath string) {
targetDir := filepath.Dir(targetPath) + "\\"
targetFileName := filepath.Base(targetPath)
outputPath := targetDir + "barcode_" + targetFileName
f, err := excelize.OpenFile(targetPath)
if err != nil {
rmTemp()
}
printError(err)
//選第一個工作表
var sheet string
for _, value := range f.GetSheetMap() {
sheet = value
break
}
//產生圖片
rows, _ := f.GetRows(sheet)
for i, row := range rows {
if len(row) > 1 {
id := row[1]
if checkIDCode(id) != "" {
f.SetRowHeight(sheet, i+1, 30)
genCode128(id)
}
}
}
//插入圖片
for i, row := range rows {
for j, cell := range row {
l := rune(j + 65 + 2)
location := fmt.Sprintf("%c%v", l, i+1)
if j == 1 {
f.AddPicture(sheet, location, genPath(cell), `{"y_offset": 6, "x_scale": 0.5, "y_scale": 0.5, "positioning": "oneCell"}`)
}
}
}
err = f.SaveAs(outputPath)
if err == nil {
//MessageBox("產生", "檔案已產生 " + outputPath)
cmd := fmt.Sprintf(`explorer /select, %s`, outputPath)
runCmd(cmd)
} else {
MessageBox("錯誤 !!!", err.Error())
}
}
func checkIDCode(num string) string {
var sum int
idTableCh := strings.Split("FBEAHDNTPJKQMGOCUIVWXZ", "")
idTableValue := []int{15, 11, 14, 10, 17, 13, 22, 27, 23, 18, 19, 24, 21, 16, 35, 12, 28, 34, 29, 32, 30, 33}
for idx, c := range idTableCh {
if c == string(num[:1]) {
v := idTableValue[idx]
s := (v%10)*9 + (v / 10)
sum += s
break
}
}
for idx, n := range num[1:9] {
i, _ := strconv.Atoi(string(n))
sum += i * (8 - idx)
}
i, _ := strconv.Atoi(string(num[9:]))
sum += i
if sum%10 == 0 {
return num
}
return ""
}
func genCode128(id string) {
enc := oned.NewCode128Writer()
img, _ := enc.Encode(id, gozxing.BarcodeFormat_CODE_128, 250, 50, nil)
path := genPath(id)
file, _ := os.Create(path)
defer file.Close()
png.Encode(file, img)
}
func genPath(id string) string {
return fmt.Sprintf(`%s\%s.png`, temp, id)
}
func MessageBox(title, caption string) {
syscall.NewLazyDLL("user32.dll").NewProc("MessageBoxW").Call(
uintptr(0),
uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(caption))),
uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(title))),
uintptr(0))
}
func runCmd(cmd string) {
exec.Command("cmd.exe", "/C", cmd).CombinedOutput()
}
func buildTemp() {
cmd := fmt.Sprintf(`mkdir %s`, temp)
runCmd(cmd)
}
func rmTemp() {
cmd := fmt.Sprintf(`del /q %s`, temp)
runCmd(cmd)
cmd = fmt.Sprintf(`rmdir %s`, temp)
runCmd(cmd)
}
func printError(err error) {
if err != nil {
pc, _, _, _ := runtime.Caller(1)
fmt.Println(runtime.FuncForPC(pc).Name())
fmt.Println(err)
}
}
|