enemy firing

enemy.lua

@@ -1,22 +0,0 @@
---! file enemy.lua
-require("blaster")
-Enemy = Object:extend()
-
-function Enemy:new(x, y)
-	self.x = x
-	self.y = y
-	self.width = 30
-	self.height = 30
-	self.health = 100
-end
-
-function Enemy:draw()
-	--draw stuff
-	love.graphics.rectangle("line", self.x, self.y, self.width, self.height)
-end
-
-function Enemy:update(dt)
-	--movement
-end
-
---shoot at the player a variable number of seconds

entities/enemy.lua

@@ -0,0 +1,65 @@
+--! file enemy.lua
+require("blaster")
+Enemy = Object:extend()
+
+local fireTime = love.timer.getTime()
+
+function Enemy:new(x, y, radius)
+	self.origin = { x, y }
+	self.x = x
+	self.y = y
+	self.width = 30
+	self.height = 30
+	self.health = 100
+	self.move_radius = radius
+	self.speed = 100
+
+	listOfBullets = {}
+end
+
+function Enemy:draw()
+	--draw stuff
+	love.graphics.rectangle("line", self.x, self.y, self.width, self.height)
+
+	for _, v in ipairs(listOfBullets) do
+		love.graphics.circle("fill", v.x, v.y, v.radius)
+	end
+end
+
+function Enemy:update(dt)
+	local bounds = { self.origin[1] - self.move_radius, self.origin[1] + self.move_radius }
+	local window_height = love.graphics.getHeight()
+
+	self.x = self.x + self.speed * dt
+
+	--movement
+	if self.x > bounds[2] then
+		self.speed = -self.speed
+	elseif self.x < bounds[1] then
+		self.speed = -self.speed
+	end
+
+	--firing!
+	self:fire()
+
+	for i, v in ipairs(listOfBullets) do
+		v:update(dt)
+
+		if v.y > window_height then
+			v.destroy = true
+		end
+
+		if v.destroy == true then
+			print("Enemy Bullet Removed! Bullets in table remaining: ", #listOfBullets)
+			table.remove(listOfBullets, i)
+		end
+	end
+end
+
+--shoot at the player a variable number of seconds
+function Enemy:fire()
+	if love.timer.getTime() - fireTime > 2 then
+		table.insert(listOfBullets, Blaster(self.x, self.y, "enemy"))
+		fireTime = love.timer.getTime()
+	end
+end

main.lua

@@ -1,14 +1,14 @@
 function love.load()
-	Object = require("classic")
+	Object = require("scripts.classic")
 	--require("blaster")
-	require("player")
-	require("enemy")
+	require("entities.player")
+	require("entities.enemy")
 
 	local window_width = love.graphics.getWidth()
 	local window_height = love.graphics.getHeight()
 
 	player = Player(window_width / 2, window_height * 0.8)
-	enemy = Enemy(100, 100)
+	enemy = Enemy(100, 100, 70)
 
 	--set background for space!
 	love.graphics.setBackgroundColor(27 / 255, 51 / 255, 85 / 255)
@@ -16,6 +16,7 @@ end
 
 function love.update(dt)
 	player:update(dt)
+	enemy:update(dt)
 end
 
 function love.draw()