// D2R-specific configuration: screen regions, colors, timings.
package d2r

import "image"

// ScreenRegions defines UI element positions at 1920x1080.
type ScreenRegions struct {
	HealthOrb  image.Rectangle
	ManaOrb    image.Rectangle
	XPBar      image.Rectangle
	Belt       image.Rectangle
	Minimap    image.Rectangle
	Inventory  image.Rectangle
	Stash      image.Rectangle
	SkillLeft  image.Rectangle
	SkillRight image.Rectangle
}

// HSVRange defines a color range in HSV space.
type HSVRange struct {
	LowerH, LowerS, LowerV int
	UpperH, UpperS, UpperV int
}

// Colors defines HSV ranges for game elements.
type Colors struct {
	HealthFilled HSVRange
	ManaFilled   HSVRange
	ItemUnique   HSVRange
	ItemSet      HSVRange
	ItemRare     HSVRange
	ItemRuneword HSVRange
	PortalBlue   HSVRange
}

// Timings defines game-specific delay constants.
type Timings struct {
	LoadingScreenMaxMs int
	TownPortalCastMs   int
	TeleportDelayMs    int
	PotionCooldownMs   int
	PickupDelayMs      int
}

// Config holds all D2R-specific configuration.
type Config struct {
	Resolution image.Point
	Regions    ScreenRegions
	Colors     Colors
	Timings    Timings

	// Loot settings
	PickupUniques bool
	PickupSets    bool
	PickupRares   bool
	PickupRunes   bool
	MinRuneTier   int
	PickupGems    bool

	// Safety thresholds (0.0 - 1.0)
	HealthPotionThreshold float64
	ManaPotionThreshold   float64
	ChickenThreshold      float64 // exit game if health below this
}

// DefaultConfig returns the default D2R config for 1920x1080.
func DefaultConfig() Config {
	return Config{
		Resolution: image.Point{X: 1920, Y: 1080},
		Regions: ScreenRegions{
			HealthOrb:  image.Rect(28, 545, 198, 715),
			ManaOrb:    image.Rect(1722, 545, 1892, 715),
			XPBar:      image.Rect(0, 1058, 1920, 1080),
			Belt:       image.Rect(838, 1010, 1082, 1058),
			Minimap:    image.Rect(1600, 0, 1920, 320),
			Inventory:  image.Rect(960, 330, 1490, 770),
			Stash:      image.Rect(430, 330, 960, 770),
			SkillLeft:  image.Rect(194, 1036, 246, 1088),
			SkillRight: image.Rect(1674, 1036, 1726, 1088),
		},
		Colors: Colors{
			HealthFilled: HSVRange{0, 100, 100, 10, 255, 255},
			ManaFilled:   HSVRange{100, 100, 100, 130, 255, 255},
			ItemUnique:   HSVRange{15, 100, 180, 30, 255, 255},
			ItemSet:      HSVRange{35, 100, 150, 55, 255, 255},
			ItemRare:     HSVRange{15, 50, 200, 25, 150, 255},
			ItemRuneword: HSVRange{15, 100, 180, 30, 255, 255},
			PortalBlue:   HSVRange{90, 150, 150, 120, 255, 255},
		},
		Timings: Timings{
			LoadingScreenMaxMs: 15000,
			TownPortalCastMs:   3500,
			TeleportDelayMs:    150,
			PotionCooldownMs:   1000,
			PickupDelayMs:      300,
		},
		PickupUniques:         true,
		PickupSets:            true,
		PickupRares:           true,
		PickupRunes:           true,
		MinRuneTier:           10,
		PickupGems:            false,
		HealthPotionThreshold: 0.5,
		ManaPotionThreshold:   0.3,
		ChickenThreshold:      0.2,
	}
}