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main.go
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main.go
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package main
import (
"encoding/json"
"fmt"
"io/ioutil"
"log"
"path"
"github.com/northbright/ming800"
"github.com/northbright/pathhelper"
"github.com/shchnmz/ming"
)
// Config contains the app settings.
type Config struct {
ServerURL string `json:"server_url"`
Company string `json:"company"`
User string `json:"user"`
Password string `json:"password"`
}
// App represents the application.
type App struct {
Config
}
var (
app App
)
// ClassHandler implements ming800.WalkProcessor interface.
func (a *App) ClassHandler(class *ming800.Class) error { return nil }
// StudentHandler implements ming800.WalkProcessor interface
func (a *App) StudentHandler(class *ming800.Class, student *ming800.Student) error {
// Check if phone number: 11-digit or 8-digit.
if !ming.ValidPhoneNum(student.PhoneNum) {
fmt.Printf("%s,%s,%s,%s\n", class.Category, class.Name, student.Name, student.PhoneNum)
}
return nil
}
func main() {
var (
err error
s *ming800.Session
)
defer func() {
if err != nil {
log.Printf("%v", err)
}
}()
if err = loadConfig("config.json", &app.Config); err != nil {
return
}
// New a session
if s, err = ming800.NewSession(app.ServerURL, app.Company, app.User, app.Password); err != nil {
err = fmt.Errorf("NewSession() error: %v", err)
return
}
// Login
if err = s.Login(); err != nil {
err = fmt.Errorf("Login() error: %v", err)
return
}
// Walk
// Class and student handler will be called while walking ming800.
if err = s.Walk(&app); err != nil {
err = fmt.Errorf("Walk() error: %v", err)
return
}
// Logout
if err = s.Logout(); err != nil {
err = fmt.Errorf("Logout() error: %v", err)
return
}
}
func loadConfig(file string, config *Config) error {
var (
err error
buf []byte
currentDir string
)
currentDir, _ = pathhelper.GetCurrentExecDir()
file = path.Join(currentDir, file)
// Load Conifg
if buf, err = ioutil.ReadFile(file); err != nil {
return err
}
return json.Unmarshal(buf, config)
}