Lua_Strategy_Game/enemy_base.script at main · bob010010/Lua_Strategy_Game · GitHub

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local global = require "main.global"  -- Import the module

function init(self)
	msg.post(".", "acquire_input_focus")
	self.placed = true
	self.camera_position = vmath.vector3()
	self.global_pos = vmath.vector3()
	self.health = 1000
	self.alpha = 0.01
	self.built = true
	self.type = "person"
	self.spawn_time = 1
	self.charges = 15
	self.charge_time = 10
end

local function damage_colour(self)
	-- Set sprite color to red
	sprite.set_constant("#sprite", "tint", vmath.vector4(1, 0, 0, self.alpha))

	-- Reset color after 1 second
	timer.delay(0.2, false, function()
		sprite.set_constant("#sprite", "tint", vmath.vector4(1, 1, 1, self.alpha))  -- Back to normal
	end)
end

local function update_health(self)
	self.alpha = math.max(0.2, math.max(0, self.health / 1000)) -- Clamp between 0 and 1
	sprite.set_constant("#sprite", "tint", vmath.vector4(1, 1, 1, self.alpha))  -- Back to normal
end

local function heal_colour(self)
	-- Set sprite color to red
	sprite.set_constant("#sprite", "tint", vmath.vector4(0, 1, 0, self.alpha))

	-- Reset color after 1 second
	timer.delay(0.2, false, function()
		sprite.set_constant("#sprite", "tint", vmath.vector4(1, 1, 1, self.alpha))  -- Back to normal
	end)
end

local function spawn(self, dt)
	self.spawn_time = self.spawn_time - dt
	if self.spawn_time < 0 and #_G.enemys < #_G.enemy_bases*5 + (_G.level * _G.level) and self.charges > 0 then
		msg.post("/initfactory#init_spawner", "create_enemy", {pos = go.get_position(), base = go.get_id()})
		self.spawn_time = 5
		self.charges = self.charges - 1
	end
	self.charge_time = self.charge_time - dt
	if self.charge_time < 0 and self.charges < 15 then
		self.charges = 15
		self.charge_time = 10
	end
end

function update(self, dt)
	spawn(self, dt)

end

function on_message(self, message_id, message, sender)
	if message_id == hash("offset") then
		self.camera_position = message.pos
	end
	if message_id == hash("hit") then
		self.health = self.health - message.damage
		update_health(self)
		damage_colour(self)
		if self.health < 0 then
			msg.post("/initfactory#init_spawner", "gone", {r_id = go.get_id(), type="enemy_base"})
			for _, person_id in ipairs(_G.persons) do
				msg.post(person_id, "enemy_destroyed", { enemy_id = go.get_id() })
			end
			msg.post("/gui#ui", "progress", {amount = 100})
			go.delete()
		end
	end
	if message_id == hash("build") then --NOT IN USE
		if self.health < 500 and _G.wood > 0 and _G.stone > 0 then
			self.health = self.health + 10
			update_health(self)
			heal_colour(self)
			msg.post("/gui#ui", "resource_update", {type = "wood", amount = -1})
			msg.post("/gui#ui", "resource_update", {type = "stone", amount = -1})
		else
			for _, person in ipairs(_G.persons) do
				msg.post(person, "build_done", {r_id = go.get_id()})
			end
		end
	end
end