package routing

import (
	"net/http"

	"lishwist/db"
	"lishwist/error"
	"lishwist/templates"
)

type GroupProps struct {
	Name            string
	Members         []db.User
	CurrentUsername string
}

func (ctx *Context) GroupPage(w http.ResponseWriter, r *http.Request) {
	user := ctx.ExpectUser(r)
	groupReference := r.PathValue("groupReference")
	group, err := user.GetGroupByReference(groupReference)
	if err != nil {
		error.Page(w, "An error occurred while fetching this group :(", http.StatusInternalServerError, err)
		return
	}
	if group == nil {
		error.Page(w, "Group not found. (It might be because you're not a member)", http.StatusNotFound, nil)
		return
	}
	peers, err := user.GetPeers(group.Id)
	if err != nil {
		error.Page(w, "An error occurred while fetching this group :(", http.StatusInternalServerError, err)
		return
	}
	p := GroupProps{
		Name:            group.Name,
		Members:         peers,
		CurrentUsername: user.Name,
	}
	templates.Execute(w, "group_page.gotmpl", p)
}

func (ctx *Context) PublicGroupPage(w http.ResponseWriter, r *http.Request) {
	groupReference := r.PathValue("groupReference")
	group, err := db.GetGroupByReference(groupReference)
	if err != nil {
		error.Page(w, "An error occurred while fetching this group :(", http.StatusInternalServerError, err)
		return
	}
	members, err := group.GetMembers()
	if err != nil {
		error.Page(w, "An error occurred while fetching this group :(", http.StatusInternalServerError, err)
		return
	}
	p := GroupProps{
		Name:    group.Name,
		Members: members,
	}
	templates.Execute(w, "public_group_page.gotmpl", p)
}