Pagination in members

controllers/members.go

@@ -58,8 +58,43 @@ func Members(c *fiber.Ctx) error {
 		return err
 	}
 
+	var count int64
+	db.Model(&models.Person{}).Where(
+		"is_member = ? AND section_id IN ?",
+		true, allowedSections,
+	).Count(&count)
+
+	pageQuery := c.Query("p")
+	page, _ := strconv.Atoi(pageQuery)
+	if page <= 0 {
+		page = 1
+	}
+
+	pageSize := 50
+	offset := (page - 1) * pageSize
+
+	maxPages := 1
+	if count > int64(pageSize) {
+		maxPages = int(count) / pageSize
+	}
+
+	var pages []int
+	for i := 1; i <= maxPages; i++ {
+		if i == page {
+			pages = append(pages, i)
+		} else if i >= (page-2) && i < page {
+			pages = append(pages, i)
+		} else if i <= (page+2) && i > page {
+			pages = append(pages, i)
+		} else if page <= 2 && i <= 5 {
+			pages = append(pages, i)
+		} else if page >= (maxPages-2) && i >= (maxPages-5) {
+			pages = append(pages, i)
+		}
+	}
+
 	var people []models.Person
-	result := db.Order(
+	result := db.Offset(offset).Limit(pageSize).Order(
 		"last_name collate nocase asc, first_name collate nocase asc",
 	).Preload("Section").Find(
 		&people, "is_member = ? AND section_id IN ?", true, allowedSections,
@@ -73,6 +108,9 @@ func Members(c *fiber.Ctx) error {
 		"PageTitle":        "Membres",
 		"MembersPage":      true,
 		"People":           people,
+		"Page":             page,
+		"Pages":            pages,
+		"MaxPages":         maxPages,
 		"PermShow":         permShow,
 		"PermShowArchived": permShowArchived,
 	})