mirror of
https://github.com/Dvorinka/PPve.git
synced 2026-06-03 20:12:59 +00:00
Tomáš Dvořák
490 lines
14 KiB
Go
490 lines
14 KiB
Go
package main
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import (
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"crypto/tls"
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"encoding/json"
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"fmt"
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"io"
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"log"
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"net/http"
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"net/http/httputil"
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"net/url"
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"os"
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"os/exec"
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"strings"
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"time"
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"gopkg.in/gomail.v2"
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)
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type TripEntry struct {
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Name string `json:"name"`
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Vehicle string `json:"vehicle"`
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Destination string `json:"destination"`
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DateStart string `json:"date_start"`
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TimeStart string `json:"time_start"`
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DateEnd string `json:"date_end"`
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TimeEnd string `json:"time_end"`
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Purpose string `json:"purpose"`
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KmStart int `json:"km_start"`
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KmEnd int `json:"km_end"`
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Coordinates *GeoCoords `json:"coordinates,omitempty"`
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}
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type GeoCoords struct {
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Lat string `json:"lat"`
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Lng string `json:"lng"`
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}
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func main() {
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log.SetFlags(log.LstdFlags | log.Lshortfile)
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// Set up reverse proxy to kontakt service
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kontaktURL, _ := url.Parse("http://webportal:8080")
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kontaktProxy := httputil.NewSingleHostReverseProxy(kontaktURL)
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http.Handle("/kontakt/", http.StripPrefix("/kontakt", kontaktProxy))
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http.HandleFunc("/submit", enableCORS(handleSubmit))
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http.HandleFunc("/health", enableCORS(func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Content-Type", "application/json")
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w.Write([]byte(`{"status":"ok"}`))
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}))
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http.HandleFunc("/", enableCORS(func(w http.ResponseWriter, r *http.Request) {
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http.ServeFile(w, r, "index.html")
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}))
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http.HandleFunc("/evidence-aut", enableCORS(func(w http.ResponseWriter, r *http.Request) {
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http.ServeFile(w, r, "evidence-aut.html")
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}))
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http.HandleFunc("/kontakt", enableCORS(func(w http.ResponseWriter, r *http.Request) {
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// Check if kontakt service is already running
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resp, err := http.Get("http://webportal:8080/health")
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if err == nil && resp.StatusCode == 200 {
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http.Redirect(w, r, "http://webportal:8080/", http.StatusFound)
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return
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}
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// Start the service if not running
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cmd := exec.Command("make", "dev")
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cmd.Dir = "kontakt"
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err = cmd.Start()
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if err != nil {
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http.Error(w, "Failed to start kontakt service", http.StatusInternalServerError)
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return
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}
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// Wait briefly for service to start
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time.Sleep(2 * time.Second)
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http.Redirect(w, r, "http://webportal:8080/", http.StatusFound)
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}))
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port := os.Getenv("PORT")
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if port == "" {
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port = "80"
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}
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log.Printf("Server běží na portu %s", port)
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err := http.ListenAndServe(":"+port, nil)
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if err != nil {
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log.Fatalf("Chyba při spuštění serveru: %v", err)
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}
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}
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func enableCORS(next http.HandlerFunc) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Access-Control-Allow-Origin", "*")
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w.Header().Set("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE")
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w.Header().Set("Access-Control-Allow-Headers", "Accept, Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization")
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if r.Method == "OPTIONS" {
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w.WriteHeader(http.StatusOK)
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return
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}
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if next != nil {
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next(w, r)
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}
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}
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}
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func handleSubmit(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Content-Type", "application/json")
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if r.Method != http.MethodPost {
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if r.Method == http.MethodOptions {
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w.WriteHeader(http.StatusOK)
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return
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}
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w.WriteHeader(http.StatusMethodNotAllowed)
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w.Write([]byte(`{"error":"Only POST method is allowed"}`))
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return
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}
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body, err := io.ReadAll(r.Body)
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if err != nil {
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log.Printf("Chyba při čtení těla požadavku: %v", err)
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w.WriteHeader(http.StatusBadRequest)
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w.Write([]byte(`{"error":"Failed to read request body"}`))
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return
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}
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defer r.Body.Close()
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log.Printf("Přijatá data: %s", string(body))
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var entry TripEntry
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err = json.Unmarshal(body, &entry)
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if err != nil {
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log.Printf("Chyba při parsování JSON: %v", err)
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w.WriteHeader(http.StatusBadRequest)
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w.Write([]byte(fmt.Sprintf(`{"error":"Failed to parse JSON: %v"}`, err)))
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return
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}
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if entry.Name == "" || entry.Destination == "" || entry.DateStart == "" || entry.DateEnd == "" || entry.Purpose == "" {
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log.Printf("Chybějící povinná pole: %+v", entry)
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w.WriteHeader(http.StatusBadRequest)
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w.Write([]byte(`{"error":"Missing required fields"}`))
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return
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}
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if entry.KmEnd < entry.KmStart {
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log.Printf("Neplatný stav tachometru: %d -> %d", entry.KmStart, entry.KmEnd)
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w.WriteHeader(http.StatusBadRequest)
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w.Write([]byte(`{"error":"End kilometers must be greater than or equal to start kilometers"}`))
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return
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}
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// Formátování dat do českého formátu
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czechMonths := []string{
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"ledna", "února", "března", "dubna", "května", "června",
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"července", "srpna", "září", "října", "listopadu", "prosince",
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}
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// Zpracování začátku cesty
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parsedDateStart, err := time.Parse("2006-01-02", entry.DateStart)
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if err != nil {
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log.Printf("Chyba při parsování data začátku: %v", err)
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}
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// Zpracování konce cesty
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parsedDateEnd, err := time.Parse("2006-01-02", entry.DateEnd)
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if err != nil {
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log.Printf("Chyba při parsování data konce: %v", err)
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}
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err = sendEmail(entry, parsedDateStart, parsedDateEnd, czechMonths)
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if err != nil {
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log.Printf("Chyba při odesílání emailu: %v", err)
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w.WriteHeader(http.StatusInternalServerError)
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w.Write([]byte(fmt.Sprintf(`{"error":"Failed to send email: %v"}`, err)))
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return
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}
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w.WriteHeader(http.StatusOK)
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w.Write([]byte(`{"message":"Záznam byl úspěšně uložen a email odeslán"}`))
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}
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func sendEmail(entry TripEntry, parsedDateStart, parsedDateEnd time.Time, czechMonths []string) error {
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smtpHost := "mail.pp-kunovice.cz"
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smtpPort := 465
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sender := "sluzebnicek@pp-kunovice.cz"
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password := "7g}qznB5bj"
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recipient := "sluzebnicek@pp-kunovice.cz"
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m := gomail.NewMessage()
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m.SetHeader("From", sender)
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m.SetHeader("To", recipient)
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m.SetHeader("Subject", "Nový záznam o jízdě služebním autem")
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var htmlContent strings.Builder
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htmlContent.WriteString(`
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Záznam o jízdě služebním autem</title>
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<style>
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@media only screen and (max-width: 620px) {
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.container {
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width: 100% !important;
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padding: 10px !important;
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}
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.content {
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padding: 15px !important;
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}
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.header {
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padding: 15px !important;
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}
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.info-row {
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display: block !important;
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width: 100% !important;
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}
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.info-item {
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width: 100% !important;
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margin-bottom: 10px !important;
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}
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}
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body {
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font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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background-color: #f0f2f5;
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margin: 0;
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padding: 0;
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-webkit-font-smoothing: antialiased;
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-moz-osx-font-smoothing: grayscale;
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}
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.container {
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max-width: 600px;
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margin: 20px auto;
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background-color: #ffffff;
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border-radius: 8px;
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overflow: hidden;
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box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
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}
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.header {
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background-color: #004990;
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color: white;
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padding: 20px 25px;
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text-align: center;
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}
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.header h1 {
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margin: 0;
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font-size: 24px;
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font-weight: 600;
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}
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.content {
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padding: 25px;
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}
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.section {
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margin-bottom: 25px;
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border-bottom: 1px solid #eaeaea;
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padding-bottom: 15px;
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}
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.section:last-child {
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border-bottom: none;
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margin-bottom: 0;
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padding-bottom: 0;
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}
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.section-title {
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font-size: 18px;
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color: #004990;
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margin-bottom: 15px;
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font-weight: 600;
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}
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.info-row {
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display: flex;
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flex-wrap: wrap;
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margin-bottom: 10px;
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}
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.info-item {
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width: 48%;
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margin-bottom: 15px;
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}
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.label {
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font-weight: 600;
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color: #555;
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font-size: 14px;
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display: block;
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margin-bottom: 5px;
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}
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.value {
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color: #333;
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font-size: 16px;
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}
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.highlight {
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background-color: #f8f9fa;
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border-left: 3px solid #0072b0;
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padding: 10px 15px;
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margin: 15px 0;
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}
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.map-link {
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display: inline-block;
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margin-top: 10px;
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color: #0072b0;
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text-decoration: none;
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font-weight: 500;
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}
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.map-link:hover {
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text-decoration: underline;
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}
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.footer {
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text-align: center;
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padding: 15px;
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font-size: 12px;
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color: #777;
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background-color: #f8f9fa;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>Záznam o jízdě služebním autem</h1>
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</div>
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<div class="content">
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`)
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// Formátování dat a časů pro zobrazení
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formattedDateStart := ""
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if parsedDateStart.IsZero() == false {
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monthNameStart := czechMonths[parsedDateStart.Month()-1]
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formattedDateStart = fmt.Sprintf("%d. %s %d", parsedDateStart.Day(), monthNameStart, parsedDateStart.Year())
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} else {
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formattedDateStart = entry.DateStart
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}
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formattedDateEnd := ""
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if !parsedDateEnd.IsZero() {
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monthNameEnd := czechMonths[parsedDateEnd.Month()-1]
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formattedDateEnd = fmt.Sprintf("%d. %s %d", parsedDateEnd.Day(), monthNameEnd, parsedDateEnd.Year())
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} else {
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formattedDateEnd = entry.DateEnd
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}
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// Výpočet celkové doby jízdy
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startDateTime, startErr := time.Parse("2006-01-02T15:04", fmt.Sprintf("%sT%s", entry.DateStart, entry.TimeStart))
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endDateTime, endErr := time.Parse("2006-01-02T15:04", fmt.Sprintf("%sT%s", entry.DateEnd, entry.TimeEnd))
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totalDurationStr := "Neznámá"
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if startErr == nil && endErr == nil {
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diffMs := endDateTime.Sub(startDateTime)
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if diffMs >= 0 {
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diffDays := int(diffMs.Hours() / 24)
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diffHours := int(diffMs.Hours()) % 24
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diffMinutes := int(diffMs.Minutes()) % 60
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if diffDays > 0 {
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dayWord := "dní"
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if diffDays == 1 {
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dayWord = "den"
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} else if diffDays >= 2 && diffDays <= 4 {
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dayWord = "dny"
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}
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totalDurationStr = fmt.Sprintf("%d %s, %d h %d min", diffDays, dayWord, diffHours, diffMinutes)
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} else {
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totalDurationStr = fmt.Sprintf("%d h %d min", diffHours, diffMinutes)
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}
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}
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}
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// Vypsání informací o řidiči a vozidle
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htmlContent.WriteString(`<div class="section">
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<div class="section-title">Informace o řidiči a vozidle</div>
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<div class="info-row">
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<div class="info-item">
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<span class="label">Řidič</span>
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<span class="value">` + entry.Name + `</span>
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</div>
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<div class="info-item">
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<span class="label">Vozidlo</span>
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<span class="value">` + entry.Vehicle + `</span>
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</div>
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</div>
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</div>`)
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// Vypsání informací o trase
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htmlContent.WriteString(`<div class="section">
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<div class="section-title">Informace o trase</div>
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<div class="info-row">
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<div class="info-item">
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<span class="label">Cíl cesty</span>
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<span class="value">` + entry.Destination + `</span>
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</div>
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<div class="info-item">
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<span class="label">Účel jízdy</span>
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<span class="value">` + entry.Purpose + `</span>
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</div>
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</div>
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</div>`)
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// Vypsání informací o času
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htmlContent.WriteString(`<div class="section">
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<div class="section-title">Časové údaje</div>
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<div class="info-row">
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<div class="info-item">
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<span class="label">Datum a čas odjezdu</span>
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<span class="value">` + formattedDateStart + `, ` + entry.TimeStart + `</span>
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</div>
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<div class="info-item">
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<span class="label">Datum a čas příjezdu</span>
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<span class="value">` + formattedDateEnd + `, ` + entry.TimeEnd + `</span>
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</div>
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</div>
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<div class="highlight">
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<span class="label">Celková doba jízdy</span>
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<span class="value">` + totalDurationStr + `</span>
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</div>
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</div>`)
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// Vypsání informací o kilometrech
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htmlContent.WriteString(`<div class="section">
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<div class="section-title">Stav tachometru</div>
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<div class="info-row">
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<div class="info-item">
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<span class="label">Stav na začátku</span>
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<span class="value">` + fmt.Sprintf("%d km", entry.KmStart) + `</span>
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</div>
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<div class="info-item">
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<span class="label">Stav na konci</span>
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<span class="value">` + fmt.Sprintf("%d km", entry.KmEnd) + `</span>
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</div>
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</div>
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<div class="highlight">
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<span class="label">Celkem ujeto</span>
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<span class="value">` + fmt.Sprintf("%d km", entry.KmEnd-entry.KmStart) + `</span>
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</div>
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</div>`)
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if entry.Coordinates != nil {
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htmlContent.WriteString(`<div class="section">
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<div class="section-title">GPS Souřadnice</div>
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<div class="info-row">
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<div class="info-item">
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<span class="label">Souřadnice</span>
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<span class="value">` + entry.Coordinates.Lat + `, ` + entry.Coordinates.Lng + `</span>
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</div>
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</div>
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<a href="https://mapy.cz/zakladni?x=` + entry.Coordinates.Lng + `&y=` + entry.Coordinates.Lat + `&z=15" target="_blank" class="map-link">
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<i class="fas fa-map-marker-alt"></i> Zobrazit na mapě
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</a>
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</div>`)
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}
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htmlContent.WriteString(`
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</div>
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<div class="footer">
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© 2025 Poppe + Potthoff - Automaticky generovaný email
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</div>
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</div>
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</body>
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</html>
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`)
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m.SetBody("text/html", htmlContent.String())
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d := gomail.NewDialer(smtpHost, smtpPort, sender, password)
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d.TLSConfig = &tls.Config{InsecureSkipVerify: true}
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return d.DialAndSend(m)
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}
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