reworked pdf exporter to use typst

Backend/endpoints/pdf.go

@@ -9,6 +9,59 @@ import (
 	"time"
 )
 
+type typstMetadata struct {
+	ISOWeek       string `json:"iso-week"`
+	EmployeeName  string `json:"employee-name"`
+	WorkTime      string `json:"worktime"`
+	Overtime      string `json:"overtime"`
+	OvertimeTotal string `json:"overtime-total"`
+}
+
+type typstDayPart struct {
+	BookingFrom string `json:"booking-from"`
+	BookingTo   string `json:"booking-to"`
+	WorkType    string `json:"worktype"`
+	IsWorkDay   bool   `json:"is-workday"`
+}
+
+type typstDay struct {
+	Date      string         `json:"date"`
+	DayParts  []typstDayPart `json:"day-parts"`
+	Worktime  string         `json:"worktime"`
+	Pausetime string         `json:"pausetime"`
+	Overtime  string         `json:"overtime"`
+}
+
+func ConvertDaysToTypst(days []models.IWorkDay, u models.User) ([]typstDay, error) {
+	var typstDays []typstDay
+	for _, day := range days {
+		var typstDay typstDay
+		var typstDayParts []typstDayPart
+		work, pause, overtime := day.GetAllWorkTimesVirtual(u)
+		typstDay.Date = day.Date().Format("01.02.2006")
+		typstDay.Worktime = helper.FormatDuration(work)
+		typstDay.Pausetime = helper.FormatDuration(pause)
+		typstDay.Overtime = helper.FormatDuration(overtime)
+		if day.IsWorkDay() {
+			workDay, _ := day.(*models.WorkDay)
+			for i := 0; i < len(workDay.Bookings); i += 2 {
+				var typstDayPart typstDayPart
+				typstDayPart.BookingFrom = workDay.Bookings[i].Timestamp.Format("15:04")
+				typstDayPart.BookingTo = workDay.Bookings[i+1].Timestamp.Format("15:04")
+				typstDayPart.WorkType = workDay.Bookings[i].BookingType.Name
+				typstDayPart.IsWorkDay = true
+				typstDayParts = append(typstDayParts, typstDayPart)
+			}
+		} else {
+			absentDay, _ := day.(*models.Absence)
+			typstDayParts = append(typstDayParts, typstDayPart{IsWorkDay: false, WorkType: absentDay.AbwesenheitTyp.Name})
+		}
+		typstDay.DayParts = typstDayParts
+		typstDays = append(typstDays, typstDay)
+	}
+	return typstDays, nil
+}
+
 func PDFHandler(w http.ResponseWriter, r *http.Request) {
 	helper.RequiresLogin(Session, w, r)
 	startDate, err := parseTimestamp(r, "start_date", time.Now().Format("2006-01-02"))