package routes

import (
	"dk/internal/auth"
	"dk/internal/components"
	"dk/internal/helpers"
	"dk/internal/middleware"
	"dk/internal/models/fights"
	"dk/internal/models/monsters"
	"dk/internal/models/spells"
	"dk/internal/models/users"
	"dk/internal/router"
	"math/rand"
)

func RegisterFightRoutes(r *router.Router) {
	group := r.Group("/fight")
	group.Use(auth.RequireAuth())
	group.Use(middleware.RequireFighting())

	group.Get("/", showFight)
}

func showFight(ctx router.Ctx, _ []string) {
	user := ctx.UserValue("user").(*users.User)

	fight, err := fights.Find(user.FightID)
	if err != nil {
		ctx.SetContentType("text/plain")
		ctx.SetBodyString("Fight not found")
		return
	}

	monster, err := monsters.Find(fight.MonsterID)
	if err != nil {
		ctx.SetContentType("text/plain")
		ctx.SetBodyString("Monster not found for fight")
		return
	}

	// If turn 0, determine first strike and advance to turn 1
	if fight.Turn == 0 {
		// 50% chance user goes first
		fight.FirstStrike = rand.Float32() < 0.5
		fight.Turn = 1
		fight.Save()
	}

	hpPct := helpers.ClampPct(float64(user.HP), float64(user.MaxHP), 0, 100)

	hpColor := ""
	if hpPct < 35 {
		hpColor = "danger"
	} else if hpPct < 75 {
		hpColor = "warning"
	}

	spellMap := helpers.NewOrderedMap[int, *spells.Spell]()
	if user.Spells != "" {
		for _, id := range user.GetSpellIDs() {
			if spell, err := spells.Find(id); err == nil {
				spellMap.Set(id, spell)
			}
		}
	}

	components.RenderPage(ctx, "Fighting", "fight/fight.html", map[string]any{
		"fight":     fight,
		"user":      user,
		"monster":   monster,
		"mon_hppct": hpPct,
		"mon_hpcol": hpColor,
		"spells":    spellMap.ToSlice(),
	})
}