Added user registrations page

pages/admin/registrations.go

@@ -0,0 +1,56 @@
+package admin
+
+import (
+	"net/http"
+	"sort"
+
+	"github.com/aerogo/aero"
+	"github.com/animenotifier/arn"
+	"github.com/animenotifier/notify.moe/components"
+	"github.com/animenotifier/notify.moe/utils"
+	"github.com/fatih/color"
+)
+
+// UserRegistrations ...
+func UserRegistrations(ctx *aero.Context) string {
+	user := utils.GetUser(ctx)
+
+	if user == nil {
+		return ctx.Error(http.StatusUnauthorized, "Not logged in", nil)
+	}
+
+	if user.Role != "admin" {
+		return ctx.Error(http.StatusUnauthorized, "Not authorized", nil)
+	}
+
+	yearInfo := map[int]utils.YearRegistrations{}
+	years := []int{}
+
+	for user := range arn.StreamUsers() {
+		if user.Registered == "" {
+			color.Red("%s %s", user.ID, user.Nick)
+			user.Registered = user.LastLogin
+			user.Save()
+		}
+
+		registered := user.RegisteredTime()
+		year := registered.Year()
+		yearRegistrations := yearInfo[year]
+		yearRegistrations.Total++
+
+		if yearRegistrations.Months == nil {
+			yearRegistrations.Months = map[int]int{}
+		}
+
+		yearRegistrations.Months[int(registered.Month())]++
+		yearInfo[year] = yearRegistrations
+	}
+
+	for year := range yearInfo {
+		years = append(years, year)
+	}
+
+	sort.Ints(years)
+
+	return ctx.HTML(components.UserRegistrations(years, yearInfo))
+}