package main

import "github.com/veandco/go-sdl2/sdl"

type Base struct {
	owner        *Player
	openingWidth int32
	gameObject   *GameObject
}

func (base *Base) tick(players *[]*Player) {
	for _, player := range *players {
		if player.gameObject.baseRect.HasIntersection(&base.gameObject.baseRect) {
			if player.rechargeCooldown == 0 && player.energy < MaxEnergy {
				if MaxEnergy-player.energy < 4 {
					player.energy++
				} else {
					player.energy += 4
				}
				if player == base.owner {
					player.rechargeCooldown = RechargeCooldownOwn
				} else {
					player.rechargeCooldown = RechargeCooldownOpponent
				}
			}
			if player == base.owner && player.repairCooldown == 0 && player.shields < MaxShields {
				player.shields++
				player.repairCooldown = RepairCooldown
			}
		}
	}
}

func (base *Base) render(camera *sdl.Rect, surface *sdl.Surface) {
	base.gameObject.render(camera, surface)
}

func (base *Base) build(gameMap *GameMap) {
	borderWidth := base.gameObject.baseRect.W - base.openingWidth
	borderWidthA := borderWidth / 2
	if borderWidth < 0 {
		panic("Bad border width")
	}
	if base.gameObject.baseRect.H < 9 {
		panic("Bad border height")
	}
	if gameMap.width-base.gameObject.baseRect.X-base.gameObject.baseRect.W <= 0 {
		panic("Bad base x location")
	}
	if gameMap.height-base.gameObject.baseRect.Y-base.gameObject.baseRect.H <= 0 {
		panic("Bad base y location")
	}
	if base.gameObject.baseRect.X < 0 || base.gameObject.baseRect.Y < 0 {
		panic("Bad base negative location")
	}
	for x := base.gameObject.baseRect.X; x < base.gameObject.baseRect.X+base.gameObject.baseRect.W+1; x++ {
		for y := base.gameObject.baseRect.Y; y < base.gameObject.baseRect.Y+base.gameObject.baseRect.H+1; y++ {
			gameMap.tiles[x][y] = 0
		}
	}
	for y := base.gameObject.baseRect.Y; y < base.gameObject.baseRect.Y+base.gameObject.baseRect.H; y++ {
		gameMap.tiles[base.gameObject.baseRect.X][y] = 4
		gameMap.tiles[base.gameObject.baseRect.X+base.gameObject.baseRect.W][y] = 4
	}
	for x := base.gameObject.baseRect.X; x < base.gameObject.baseRect.X+borderWidthA; x++ {
		gameMap.tiles[x][base.gameObject.baseRect.Y] = 4
		gameMap.tiles[x][base.gameObject.baseRect.Y+base.gameObject.baseRect.H] = 4
	}
	for x := base.gameObject.baseRect.X + borderWidthA + base.openingWidth; x < base.gameObject.baseRect.X+base.gameObject.baseRect.W+1; x++ {
		gameMap.tiles[x][base.gameObject.baseRect.Y] = 4
		gameMap.tiles[x][base.gameObject.baseRect.Y+base.gameObject.baseRect.H] = 4
	}
}

func createBases(players *[]*Player, gameMap *GameMap) *[]*Base {
	bases := &[]*Base{}

	for ownerID, player := range *players {
		gameObject := &GameObject{}
		gameObject.baseRect = sdl.Rect{
			X: player.gameObject.baseRect.X - 14,
			Y: player.gameObject.baseRect.Y - 14,
			W: 35,
			H: 35,
		}
		openingWidth := int32(float64(player.gameObject.baseRect.W) * 1.5)
		if openingWidth%2 == 0 {
			openingWidth++
		}

		borderWidth := gameObject.baseRect.W - openingWidth
		borderWidthA := borderWidth / 2
		borderWidthB := borderWidth - borderWidthA + 1
		if borderWidth < 0 {
			panic("Bad border width")
		}
		gameObject.addColor((*player).playerColors.body)
		gameObject.addColoredRect(0, 0, 1, gameObject.baseRect.H, 0)
		gameObject.addColoredRect(gameObject.baseRect.W, 0, 1, gameObject.baseRect.H, 0)
		gameObject.addColoredRect(0, 0, borderWidthA, 1, 0)
		gameObject.addColoredRect(borderWidthA+openingWidth, 0, borderWidthB, 1, 0)
		gameObject.addColoredRect(0, gameObject.baseRect.H, borderWidthA, 1, 0)
		gameObject.addColoredRect(borderWidthA+openingWidth, gameObject.baseRect.H, borderWidthB, 1, 0)
		*bases = append(*bases, &Base{
			gameObject:   gameObject,
			owner:        (*players)[ownerID],
			openingWidth: openingWidth,
		})
		(*bases)[ownerID].build(gameMap)
	}
	return bases
}