door logic

2 files changed, 48 insertions, 0 deletions

diff --git a/tilemap.lua b/tilemap.lua
index 72a186e..f809598 100644
--- a/tilemap.lua
+++ b/tilemap.lua
@@ -58,6 +58,7 @@ function Tilemap:new(mapPath, tilesets)
     self.entitiesSpikes = {}
     self.entitiesTextTriggers = {}
     self.entitiesPickups = {}
+    self.entityDoor = nil
     self.layerBackground = nil
     self.layerDecorationBackground = nil
     self.layerDecorationForeground = nil
@@ -146,6 +147,9 @@ function Tilemap:new(mapPath, tilesets)
                         table.insert(self.entitiesLiquidSurfaces, LiquidSurface:new(entity))
                     elseif name == "pickups" then
                         table.insert(self.entitiesPickups, Pickup.new(entity))
+                    elseif name == "door" then
+                        entity.isDoor = true
+                        self.entityDoor = entity
                     end
                 end
             end
@@ -175,6 +179,10 @@ function Tilemap:getEntitiesSpikes()
     return self.entitiesSpikes
 end
 
+function Tilemap:getEntityDoor()
+    return self.entityDoor
+end
+
 function Tilemap:getEntitiesTextTriggers()
     return self.entitiesTextTriggers
 end
diff --git a/world.lua b/world.lua
index ad3d1ae..a4d7f12 100644
--- a/world.lua
+++ b/world.lua
@@ -29,6 +29,8 @@ function World:new()
     self.refractionCanvas = nil
     self.liquidShader = nil
     self.activeSplashes = {}
+    self.entityDoor = nil
+    self.doorOpened = false
     self.camera = nil
     self.groundContacts = {}
     self.waterContacts = {}
@@ -168,6 +170,14 @@ function World:load(mapPath, tilesets)
         table.insert(self.entities, pickup)
     end
 
+    self.entityDoor = self.tilemap:getEntityDoor()
+    if self.entityDoor then
+        self.entityDoor:enablePhysics(self.physicsWorld, "static")
+        self.entityDoor.fixture:setSensor(true)
+        self.entityDoor.fixture:setUserData(self.entityDoor)
+        table.insert(self.entities, self.entityDoor)
+    end
+
     local ok, shader = pcall(love.graphics.newShader, "shaders/liquid.glsl")
     self.liquidShader = ok and shader or nil
     if not self.liquidShader then
@@ -225,6 +235,32 @@ function World:handlePickup(pickup, player)
     end
 end
 
+function World:handleDoor(door, player)
+    if not (door and player and door.isDoor and self:_isPlayerLike(player)) then return end
+    if self.doorOpened then return end
+
+    local keyCount = player.pickups.key or 0
+    local needed = 3
+
+    if keyCount >= needed then
+        self.doorOpened = true
+        self.playerTextbox:show(
+            "The door opens! You escaped!",
+            { player.x + player.width / 2, player.y - 20, "center" },
+            "write",
+            { life = 5, fontSize = 9, centeredText = true, wrapToFit = true }
+        )
+    else
+        local remaining = needed - keyCount
+        self.playerTextbox:show(
+            "Locked. You need " .. remaining .. " more key" .. (remaining > 1 and "s" or "") .. ".",
+            { player.x + player.width / 2, player.y - 20, "center" },
+            "write",
+            { life = 3, fontSize = 9, centeredText = true, wrapToFit = true }
+        )
+    end
+end
+
 function World:_onBeginContact(udA, udB, nx, ny, contact)
     if type(udA) == "table" and udA.isTextTrigger then
         self:handleTextTrigger(udA, udB)
@@ -234,6 +270,10 @@ function World:_onBeginContact(udA, udB, nx, ny, contact)
         self:handlePickup(udA, udB)
     elseif type(udB) == "table" and udB.isPickup then
         self:handlePickup(udB, udA)
+    elseif type(udA) == "table" and udA.isDoor and self:_isPlayerLike(udB) then
+        self:handleDoor(udA, udB)
+    elseif type(udB) == "table" and udB.isDoor and self:_isPlayerLike(udA) then
+        self:handleDoor(udB, udA)
     end
 
     if udA == "ground" and self:_isTrackedEntity(udB) then