alpha version

models/commands.go

@@ -0,0 +1,92 @@
+package models
+
+import (
+	"fmt"
+	"log"
+	"reflect"
+	"regexp"
+	"strconv"
+)
+
+var BtnCmd = map[string]int64{
+	"user_add":       1,
+	"user_edit":      2,
+	"user_detete":    3,
+	"users_list":     4,
+	"group_add":      11,
+	"group_edit":     12,
+	"group_delete":   13,
+	"groups_list":    14,
+	"receipt_add":    21,
+	"receipt_edit":   22,
+	"receipt_delete": 23,
+	"receipts_list":  24,
+	"item_add":       31,
+	"item_edit":      32,
+	"item_delete":    33,
+	"items_list":     34,
+	"merchant":       96,
+	"category":       97,
+	"tax":            98,
+	"total":          99,
+}
+
+// var btnPage = map[string]int64{
+// 	"prev": 1,
+// 	"next": 2,
+// }
+
+// TelegramBotCommand .
+type TelegramBotCommand struct {
+	Cmd        int64  // Internal Command ( user_add | user_edit | user_delete )
+	ID         int64  // Internal UserID
+	RefCmd     int64  // Internal Reference Command
+	RefID      int64  // Internal Reference ID
+	TelegramID int64  // Telegram UserID
+	Pagination int64  // Pagination
+	Extra      string // Internal String filed to pass Telegram FileID
+}
+
+// Unmarshal .
+func (t *TelegramBotCommand) Unmarshal(c string) error {
+	r := regexp.MustCompile(`^(?P<Cmd>.*)\|(?P<ID>.*)\|(?P<RefCmd>.*)\|(?P<RefID>.*)\|(?P<TelegramID>.*)\|(?P<Pagination>.*)\|(?P<Extra>.*)$`)
+	m := r.FindStringSubmatch(c)
+
+	res := make(map[string]string)
+	for i, name := range r.SubexpNames() {
+		if i != 0 && name != "" {
+			res[name] = m[i]
+		}
+	}
+
+	for k, val := range res {
+		v := reflect.ValueOf(&t).Elem()
+		f := reflect.Indirect(v).FieldByName(k)
+
+		if !f.IsValid() {
+			continue
+		}
+		if f.Type().Kind() == reflect.Int64 {
+			age, err := strconv.Atoi(val)
+			if err != nil {
+				continue
+			}
+			f.SetInt(int64(age))
+		} else {
+			f.SetString(val)
+		}
+	}
+	log.Printf("CALLBACK (UNMARSHAL) %d|%d|%d|%d|%d|%d|%s", t.Cmd, t.ID, t.RefCmd, t.RefID, t.TelegramID, t.Pagination, t.Extra)
+
+	return nil
+}
+
+// Marshal .
+func (t *TelegramBotCommand) Marshal() string {
+	return fmt.Sprintf("%d|%d|%d|%d|%d|%d|%s", t.Cmd, t.ID, t.RefCmd, t.RefID, t.TelegramID, t.Pagination, t.Extra)
+}
+
+// String .
+func String(t *TelegramBotCommand) string {
+	return t.Marshal()
+}