Split app into subpages, persist ingame time, and add 14-month dashboard calendar

cmd/server/domain.go

@@ -0,0 +1,119 @@
+package main
+
+import (
+	"errors"
+	"fmt"
+	"sort"
+	"strconv"
+	"strings"
+)
+
+func buildPlanningTargets(fields []Field) []PlanningTarget {
+	groupMap := make(map[string][]Field)
+	var out []PlanningTarget
+	for _, f := range fields {
+		if !f.Owned {
+			continue
+		}
+		if f.GroupKey == "" {
+			out = append(out, PlanningTarget{Ref: fmt.Sprintf("f:%d", f.ID), Label: fieldLabel(f)})
+			continue
+		}
+		groupMap[f.GroupKey] = append(groupMap[f.GroupKey], f)
+	}
+	groupKeys := make([]string, 0, len(groupMap))
+	for k := range groupMap {
+		groupKeys = append(groupKeys, k)
+	}
+	sort.Strings(groupKeys)
+	for _, k := range groupKeys {
+		members := groupMap[k]
+		sort.Slice(members, func(i, j int) bool { return members[i].Number < members[j].Number })
+		name := members[0].GroupName
+		if strings.TrimSpace(name) == "" {
+			name = autoGroupName(members)
+		}
+		out = append(out, PlanningTarget{Ref: "g:" + k, Label: name})
+	}
+	sort.Slice(out, func(i, j int) bool { return out[i].Label < out[j].Label })
+	return out
+}
+
+func buildFieldGroups(fields []Field) []FieldGroup {
+	groupMap := make(map[string][]Field)
+	for _, f := range fields {
+		if strings.TrimSpace(f.GroupKey) == "" {
+			continue
+		}
+		groupMap[f.GroupKey] = append(groupMap[f.GroupKey], f)
+	}
+
+	var out []FieldGroup
+	for key, members := range groupMap {
+		sort.Slice(members, func(i, j int) bool { return members[i].Number < members[j].Number })
+		nums := make([]string, 0, len(members))
+		for _, m := range members {
+			nums = append(nums, strconv.Itoa(m.Number))
+		}
+		name := members[0].GroupName
+		if strings.TrimSpace(name) == "" {
+			name = autoGroupName(members)
+		}
+		out = append(out, FieldGroup{Key: key, Name: name, Numbers: strings.Join(nums, "+")})
+	}
+	sort.Slice(out, func(i, j int) bool { return out[i].Name < out[j].Name })
+	return out
+}
+
+func autoGroupName(fields []Field) string {
+	sort.Slice(fields, func(i, j int) bool { return fields[i].Number < fields[j].Number })
+	parts := make([]string, 0, len(fields))
+	for _, f := range fields {
+		parts = append(parts, strconv.Itoa(f.Number))
+	}
+	return "Feld " + strings.Join(parts, "+")
+}
+
+func fieldLabel(f Field) string {
+	base := fmt.Sprintf("Feld %d", f.Number)
+	if strings.TrimSpace(f.Name) != "" {
+		base += " (" + f.Name + ")"
+	}
+	return base
+}
+
+func monthOptions() []MonthOption {
+	out := make([]MonthOption, 0, 12)
+	for i, m := range monthNames {
+		out = append(out, MonthOption{Value: i + 1, Label: m})
+	}
+	return out
+}
+
+func monthInWindow(month, start, end int) bool {
+	if start <= end {
+		return month >= start && month <= end
+	}
+	return month >= start || month <= end
+}
+
+func wrapMonth(v int) int {
+	m := v % 12
+	if m == 0 {
+		return 12
+	}
+	return m
+}
+
+func validateCropInput(name string, start, end, grow int) error {
+	if name == "" {
+		return errors.New("Name der Feldfrucht fehlt")
+	}
+	if start < 1 || start > 12 || end < 1 || end > 12 {
+		return errors.New("Aussaatmonat muss 1-12 sein")
+	}
+	if grow < 1 || grow > 24 {
+		return errors.New("Wachstumsdauer muss 1-24 sein")
+	}
+	return nil
+}