package api

import (
	"fmt"
	"log"
	"net/http"

	"sprintpadawan/lib"
)

func handleNewStoryForm(w http.ResponseWriter, r *http.Request) {
	roomID := getRoomID(r)
	room, _ := lib.GetRoomByID(roomID)
	renderTemplate(w, "story_form.html", room)
}

func handleAddStory(w http.ResponseWriter, r *http.Request) {
	id := getRoomID(r)
	user := r.Context().Value(userKey).(*lib.User)
	title := r.FormValue("title")
	if _, err := lib.CreateStory(id, title); err != nil {
		log.Printf("create story error: %v", err)
		http.Error(w, "failed to create story", http.StatusInternalServerError)
		return
	}
	broadcast(id, "stories")
	if isHTMX(r) {
		renderRoomStories(w, id, user)
		return
	}
	http.Redirect(w, r, fmt.Sprintf("/rooms/%d", id), http.StatusSeeOther)
}

func handleSetActiveStory(w http.ResponseWriter, r *http.Request) {
	id := getRoomID(r)
	user := r.Context().Value(userKey).(*lib.User)
	var sid int
	fmt.Sscanf(r.FormValue("story_id"), "%d", &sid)

	lib.SetActiveStory(id, sid)

	broadcast(id, "stories")
	broadcast(id, "members")
	if isHTMX(r) {
		renderRoomStories(w, id, user)
		return
	}
	http.Redirect(w, r, fmt.Sprintf("/rooms/%d", id), http.StatusSeeOther)
}

func handleResetStory(w http.ResponseWriter, r *http.Request) {
	id := getRoomID(r)
	user := r.Context().Value(userKey).(*lib.User)
	var sid int
	fmt.Sscanf(r.PathValue("story_id"), "%d", &sid)

	lib.UnrevealStory(sid)
	lib.ClearVotesForStory(sid)

	broadcast(id, "stories")
	broadcast(id, "members")
	if isHTMX(r) {
		renderRoomStories(w, id, user)
		return
	}
	http.Redirect(w, r, fmt.Sprintf("/rooms/%d", id), http.StatusSeeOther)
}

func handleVote(w http.ResponseWriter, r *http.Request) {
	id := getRoomID(r)
	user := r.Context().Value(userKey).(*lib.User)
	value := r.FormValue("value")
	var sid int
	fmt.Sscanf(r.FormValue("story_id"), "%d", &sid)

	lib.VoteOnStory(sid, user.ID, value)
	broadcast(id, "members")
	story, storyErr := lib.GetStoryByID(sid)
	if storyErr == nil && story.Voted {
		broadcast(id, "stories")
	}

	if isHTMX(r) {
		room, _ := lib.GetRoomByID(id)
		if storyErr != nil {
			http.Error(w, "story not found", http.StatusNotFound)
			return
		}
		tmplData := struct {
			RoomID   int
			Story    lib.Story
			Scale    string
			UserVote string
		}{
			RoomID:   id,
			Story:    *story,
			Scale:    room.Scale,
			UserVote: value,
		}
		renderTemplate(w, "vote_form.html", tmplData)
		return
	}

	http.Redirect(w, r, fmt.Sprintf("/rooms/%d", id), http.StatusSeeOther)
}

func handleReveal(w http.ResponseWriter, r *http.Request) {
	id := getRoomID(r)
	user := r.Context().Value(userKey).(*lib.User)
	var sid int
	fmt.Sscanf(r.FormValue("story_id"), "%d", &sid)
	lib.RevealVotes(sid)
	broadcast(id, "stories")
	if isHTMX(r) {
		renderRoomStories(w, id, user)
		return
	}
	http.Redirect(w, r, fmt.Sprintf("/rooms/%d", id), http.StatusSeeOther)
}

func handleUnrevealStory(w http.ResponseWriter, r *http.Request) {
	id := getRoomID(r)
	user := r.Context().Value(userKey).(*lib.User)
	var sid int
	fmt.Sscanf(r.PathValue("story_id"), "%d", &sid)
	lib.UnrevealStory(sid)
	broadcast(id, "stories")
	if isHTMX(r) {
		renderRoomStories(w, id, user)
		return
	}
	http.Redirect(w, r, fmt.Sprintf("/rooms/%d", id), http.StatusSeeOther)
}

func handleEditStoryForm(w http.ResponseWriter, r *http.Request) {
	roomID := getRoomID(r)
	var storyID int
	fmt.Sscanf(r.PathValue("story_id"), "%d", &storyID)
	story, _ := lib.GetStoryByID(storyID)
	data := struct {
		RoomID int
		Story  lib.Story
	}{
		RoomID: roomID,
		Story:  *story,
	}
	renderTemplate(w, "story_edit.html", data)
}

func handleRenameStory(w http.ResponseWriter, r *http.Request) {
	id := getRoomID(r)
	user := r.Context().Value(userKey).(*lib.User)
	var sid int
	fmt.Sscanf(r.PathValue("story_id"), "%d", &sid)
	title := r.FormValue("title")
	lib.RenameStory(sid, title)
	broadcast(id, "stories")
	if isHTMX(r) {
		renderRoomStories(w, id, user)
		return
	}
	http.Redirect(w, r, fmt.Sprintf("/rooms/%d", id), http.StatusSeeOther)
}

func handleDeleteStory(w http.ResponseWriter, r *http.Request) {
	id := getRoomID(r)
	user := r.Context().Value(userKey).(*lib.User)
	var sid int
	fmt.Sscanf(r.PathValue("story_id"), "%d", &sid)
	lib.DeleteStory(sid)
	broadcast(id, "stories")
	if isHTMX(r) {
		renderRoomStories(w, id, user)
		return
	}
	http.Redirect(w, r, fmt.Sprintf("/rooms/%d", id), http.StatusSeeOther)
}