package group

import (
	"html/template"
	"io"

	"git.cliffbreak.de/haveachin/scoreboard/data"
)

type previewGroup struct {
	ID       string
	Name     string
	PointSum int
}

type master struct {
	Template template.Template
	Groups   []previewGroup
}

type detail struct {
	Template template.Template
	Group    data.Group
	Games    []data.Game
}

func newMasterPage(t template.Template, groups []data.Group) *master {
	previewGroups := []previewGroup{}

	for _, group := range groups {
		sum := 0
		for _, score := range group.Scores {
			sum += score.Points
		}
		previewGroups = append(previewGroups, previewGroup{
			ID:       group.ID.Hex(),
			Name:     group.Name,
			PointSum: sum,
		})
	}

	return &master{
		Template: *t.Lookup("groupMaster.html"),
		Groups:   previewGroups,
	}
}

func newDetailPage(t template.Template, group data.Group, games []data.Game) *detail {
	return &detail{
		Template: *t.Lookup("groupDetail.html"),
		Group:    group,
		Games:    games,
	}
}

func (page master) Send(w io.Writer) {
	page.Template.Execute(w, page)
}

func (page detail) Send(w io.Writer) {
	page.Template.Execute(w, page)
}