Files
ledger-quicknote/models.go
2022-11-17 17:27:01 +08:00

158 lines
3.3 KiB
Go

package main
import (
"bufio"
"bytes"
"fmt"
"io"
"log"
"os"
"os/exec"
"path"
"strings"
"text/template"
"time"
cp "github.com/otiai10/copy"
)
type User struct {
IsLogin bool
Email string `form:"email" binding:"required"`
Password string `form:"password" binding:"required"`
}
func (u *User) Dir() string {
dir := path.Join(DATA_DIR, u.Email)
return dir
}
func (u *User) Mkdir() error {
return cp.Copy(ARCHETYPES_DIR, u.Dir())
}
func (u *User) FilePath(name string) string {
return path.Join(u.Dir(), name)
}
func (u *User) File(name string, mode int) (*os.File, error) {
return os.OpenFile(u.FilePath(name), mode, 0644)
}
func (u *User) AppendFile(name string) (*os.File, error) {
return u.File(name, os.O_WRONLY|os.O_CREATE|os.O_APPEND)
}
func (u *User) ReadFile(name string) (*os.File, error) {
return u.File(name, os.O_RDONLY|os.O_CREATE)
}
func (u *User) WriteFile(name string) (*os.File, error) {
return u.File(name, os.O_WRONLY|os.O_CREATE|os.O_TRUNC)
}
func (u *User) List() ([]string, error) {
files, err := os.ReadDir(u.Dir())
if err != nil {
panic(err)
}
result := make([]string, len(files))
for i, v := range files {
result[i] = v.Name()
}
return result, nil
}
func (u *User) appendToFile(tx string) (err error) {
f, err := u.AppendFile(DEFAULT_JOURNAL)
if err != nil {
return err
}
defer f.Close()
buf := strings.NewReader(strings.ReplaceAll(tx, "\r", "")) // Remove CR generated from browser
_, err = io.Copy(f, buf)
return err
}
func (u *User) overwriteFile(filename string, tx string) (err error) {
f, err := u.WriteFile(filename)
if err != nil {
return err
}
defer f.Close()
buf := strings.NewReader(strings.ReplaceAll(tx, "\r", "")) // Remove CR generated from browser
_, err = io.Copy(f, buf)
return err
}
func (u *User) query(query string) (result string, err error) {
var buf bytes.Buffer
cmd := exec.Command("ledger", "--file", DEFAULT_JOURNAL)
cmd.Dir = u.Dir()
cmd.Stdin = strings.NewReader(query)
cmd.Stdout = &buf
cmd.Stderr = &buf
err = cmd.Run()
return buf.String(), err
}
func (u *User) scripts() (scripts map[string]string, err error) {
f, err := u.ReadFile(SCRIPTS_FILE)
if err != nil {
panic(err)
}
defer f.Close()
fileScanner := bufio.NewScanner(f)
fileScanner.Split(bufio.ScanLines)
scripts = make(map[string]string)
for fileScanner.Scan() {
arr := strings.SplitN(fileScanner.Text(), ":", 2)
if len(arr) < 2 {
err = fmt.Errorf("invalid data %s", arr)
return
}
scripts[arr[0]] = arr[1]
}
return
}
func (u *User) templates() (templates []string, err error) {
files, err := u.List()
if err != nil {
return
}
for _, v := range files {
if strings.HasSuffix(v, ".tpl") {
templates = append(templates, v)
}
}
log.Println(templates)
return
}
type TxData struct {
Action string `form:"action" binding:"required"`
Name string `form:"name"`
Date string
Amount string `form:"amount" binding:"required"`
Destination string `form:"dest"`
Source string `form:"src"`
}
func (u *User) newTx(data TxData) (result string, err error) {
data.Date = time.Now().Format("2006/01/02")
var buf bytes.Buffer
tpl, err := template.ParseFiles(u.FilePath(data.Action))
if err != nil {
return
}
err = tpl.ExecuteTemplate(&buf, data.Action, data)
result = buf.String()
return
}