Implement achievement list

Signed-off-by: Sean Du <do4suki@gmail.com>

internal/handler/achievement/pagingaccomplishedlist.go

@@ -0,0 +1,45 @@
+package achievement
+
+import (
+	apiachievement "honoka-chan/internal/handler/api/achievement"
+	"honoka-chan/internal/middleware"
+	"honoka-chan/internal/router"
+	achievementschema "honoka-chan/internal/schema/achievement"
+	"honoka-chan/internal/session"
+	honokautils "honoka-chan/internal/utils"
+
+	"github.com/gin-gonic/gin"
+)
+
+const pagingAccomplishedPageSize = 10
+
+func pagingAccomplishedList(ctx *gin.Context) {
+	ss := session.Get(ctx)
+	defer ss.Finalize()
+
+	req := achievementschema.PagingAccomplishedListReq{}
+	err := honokautils.ParseRequestData(ctx, &req)
+	if ss.CheckErr(err) {
+		return
+	}
+
+	grouped, err := apiachievement.ListVisibleAccomplishedAchievements(ss)
+	if ss.CheckErr(err) {
+		return
+	}
+
+	items := grouped[req.FilterCategoryID]
+	start := min(max(req.FromCount, 0), len(items))
+
+	end := min(start+pagingAccomplishedPageSize, len(items))
+
+	ss.Respond(achievementschema.PagingAccomplishedListResp{
+		ResponseData: items[start:end],
+		ReleaseInfo:  []any{},
+		StatusCode:   200,
+	})
+}
+
+func init() {
+	router.AddHandler("main.php", "POST", "/achievement/pagingAccomplishedList", middleware.Common, pagingAccomplishedList)
+}