Grupperiung seiten

controllers/index.go

@@ -1,12 +1,19 @@
 package controllers
 
 import (
+	"github.com/Theodor-Springmann-Stiftung/lenz-web/xmlmodels"
 	"github.com/gofiber/fiber/v2"
-	"strconv"
 )
 
 const DEFAULT_YEAR = 1765
 
-func GetIndex(c *fiber.Ctx) error {
-	return c.Redirect(LETTERS_URL + "?year=" + strconv.Itoa(DEFAULT_YEAR))
+type DateRange struct {
+	Label   string
+	Start   int
+	End     int
+	Letters []xmlmodels.Meta
+}
+
+func GetIndex(c *fiber.Ctx) error {
+	return c.Redirect(LETTERS_URL + "?range=all")
 }

controllers/uebersicht.go

@@ -1,23 +1,48 @@
 package controllers
 
 import (
-	"strconv"
-
 	"github.com/Theodor-Springmann-Stiftung/lenz-web/xmlmodels"
 	"github.com/gofiber/fiber/v2"
 )
 
 func GetLetters(c *fiber.Ctx) error {
 	lib := xmlmodels.Get()
-	years, yearmap := lib.Years()
-	y := c.Query(YEAR_PARAM, strconv.Itoa(DEFAULT_YEAR))
+	_, yearmap := lib.Years()
+	rangeParam := c.Query("range", "")
 	// TODO: does not work ATM
 	c.Locals("path", c.Path())
 
-	year, err := strconv.Atoi(y)
-	if _, ok := yearmap[year]; (err != nil || !ok) && y != "all" {
-		return c.SendStatus(fiber.StatusNotFound)
+	// Define the date ranges
+	ranges := []DateRange{
+		{Label: "1756–1770", Start: 1756, End: 1770, Letters: []xmlmodels.Meta{}},
+		{Label: "1771–1775", Start: 1771, End: 1775, Letters: []xmlmodels.Meta{}},
+		{Label: "1776", Start: 1776, End: 1776, Letters: []xmlmodels.Meta{}},
+		{Label: "1777–1779", Start: 1777, End: 1779, Letters: []xmlmodels.Meta{}},
+		{Label: "1780–1792", Start: 1780, End: 1792, Letters: []xmlmodels.Meta{}},
 	}
 
-	return c.Render(LETTERS_URL+"/", fiber.Map{"years": years, "yearmap": yearmap, "year": year, "all": y == "all"})
+	// Group letters by date ranges
+	for year, letters := range yearmap {
+		for i := range ranges {
+			if year >= ranges[i].Start && year <= ranges[i].End {
+				ranges[i].Letters = append(ranges[i].Letters, letters...)
+				break
+			}
+		}
+	}
+
+	// Handle specific range selection
+	selectedRange := -1
+	for i, r := range ranges {
+		if r.Label == rangeParam {
+			selectedRange = i
+			break
+		}
+	}
+
+	return c.Render(LETTERS_URL+"/", fiber.Map{
+		"ranges": ranges,
+		"selectedRange": selectedRange,
+		"all": rangeParam == "all",
+	})
 }