package context

import (
	"lishwist/db"
	"lishwist/error"
	"lishwist/templates"
	"net/http"
)

type foreignWishlistProps struct {
	CurrentUserId   string
	CurrentUserName string
	Username        string
	Gifts           []db.Gift
}

func (ctx *Context) ForeignWishlist(w http.ResponseWriter, r *http.Request) {
	userReference := r.PathValue("userReference")
	user := ctx.Auth.ExpectUser(r)
	if user.Reference == userReference {
		http.Redirect(w, r, "/", http.StatusSeeOther)
		return
	}
	otherUser, err := db.GetUserByReference(userReference)
	if err != nil {
		error.Page(w, "An error occurred while fetching this user :(", http.StatusInternalServerError, err)
		return
	}
	if otherUser == nil {
		error.Page(w, "User not found", http.StatusNotFound, err)
		return
	}
	gifts, err := user.GetOtherUserGifts(userReference)
	if err != nil {
		error.Page(w, "An error occurred while fetching this user's wishlist :(", http.StatusInternalServerError, err)
		return
	}
	p := foreignWishlistProps{CurrentUserId: user.Id, CurrentUserName: user.Name, Username: otherUser.Name, Gifts: gifts}
	templates.Execute(w, "foreign_wishlist.gotmpl", p)
}

type publicWishlistProps struct {
	Username  string
	GiftCount int
}

func (ctx *Context) PublicWishlist(w http.ResponseWriter, r *http.Request) {
	userReference := r.PathValue("userReference")
	otherUser, err := db.GetUserByReference(userReference)
	if err != nil {
		error.Page(w, "An error occurred while fetching this user :(", http.StatusInternalServerError, err)
		return
	}
	if otherUser == nil {
		error.Page(w, "User not found", http.StatusNotFound, err)
		return
	}
	giftCount, err := otherUser.CountGifts()
	if err != nil {
		error.Page(w, "An error occurred while fetching data about this user :(", http.StatusInternalServerError, err)
		return
	}
	p := publicWishlistProps{Username: otherUser.Name, GiftCount: giftCount}
	templates.Execute(w, "public_foreign_wishlist.gotmpl", p)
}