Added infinite scrolling to AMVs

pages/amvs/render.go

@@ -0,0 +1,44 @@
+package amvs
+
+import (
+	"github.com/aerogo/aero"
+	"github.com/animenotifier/arn"
+	"github.com/animenotifier/notify.moe/components"
+	"github.com/animenotifier/notify.moe/utils"
+	"github.com/animenotifier/notify.moe/utils/infinitescroll"
+)
+
+const (
+	amvsFirstLoad = 12
+	amvsPerScroll = 9
+)
+
+// render renders the AMVs page with the given AMVs.
+func render(ctx *aero.Context, allAMVs []*arn.AMV) string {
+	user := utils.GetUser(ctx)
+	index, _ := ctx.GetInt("index")
+	tag := ctx.Get("tag")
+
+	// Slice the part that we need
+	amvs := allAMVs[index:]
+	maxLength := amvsFirstLoad
+
+	if index > 0 {
+		maxLength = amvsPerScroll
+	}
+
+	if len(amvs) > maxLength {
+		amvs = amvs[:maxLength]
+	}
+
+	// Next index
+	nextIndex := infinitescroll.NextIndex(ctx, len(allAMVs), maxLength, index)
+
+	// In case we're scrolling, send AMVs only (without the page frame)
+	if index > 0 {
+		return ctx.HTML(components.AMVsScrollable(amvs, user))
+	}
+
+	// Otherwise, send the full page
+	return ctx.HTML(components.AMVs(amvs, nextIndex, tag, user))
+}