glitch

Reviewed-on: #31

impostor.inc

@@ -11,6 +11,7 @@ logic/logic.day.lua
 logic/logic.timer.lua
 logic/logic.trigger.lua
 logic/logic.minigame.lua
+logic/logic.glitch.lua
 system/system.ui.lua
 audio/audio.manager.lua
 audio/audio.songs.lua

inc/decision/decision.go_to_office.lua

@@ -2,6 +2,7 @@ Decision.register({
   id = "go_to_office",
   label = "Go to Office",
   handle = function()
+    Glitch.show()
     Util.go_to_screen_by_id("office")
   end,
 })

inc/init/init.context.lua

@@ -42,6 +42,11 @@ function Context.initial_data()
       current_situation = nil,
     },
     day_count = 1,
+    glitch = {
+      enabled = false,
+      state = "active",
+      timer = 0,
+    },
     _end = {
       state = "choice",
       selection = 1,

inc/logic/logic.glitch.lua

@@ -0,0 +1,57 @@
+Glitch = {}
+
+--- Shows the glitch effect.
+--- @within Glitch
+function Glitch.show()
+  if Context and Context.glitch then
+    Context.glitch.enabled = true
+  end
+end
+
+--- Hides the glitch effect.
+--- @within Glitch
+function Glitch.hide()
+  if Context and Context.glitch then
+    Context.glitch.enabled = false
+  end
+end
+
+--- Draws the glitch effect if active.
+--- @within Glitch
+function Glitch.draw()
+  if not Context or not Context.glitch or not Context.glitch.enabled then return end
+
+  -- Update state timer
+  Context.glitch.timer = Context.glitch.timer - 1
+  if Context.glitch.timer <= 0 then
+    if Context.glitch.state == "active" then
+      Context.glitch.state = "waiting"
+      Context.glitch.timer = math.random(20, 60) -- Time to stay fixed
+    else
+      Context.glitch.state = "active"
+      Context.glitch.timer = math.random(40, 100) -- Time to stay glitchy
+    end
+  end
+
+  -- Draw stripes only when active
+  if Context.glitch.state == "active" then
+    for i = 1, 15 do
+      local rx = math.random(0, Config.screen.width - 1)
+      local ry = math.random(0, Config.screen.height - 1)
+      
+      -- Sample color at the random point
+      local color = pix(rx, ry)
+      
+      -- Determine random length for the stripe (2-40)
+      local length = math.random(2, 40)
+      
+      -- Draw the vertical stripe
+      for sy = 0, length - 1 do
+        local dy = ry + sy
+        if dy < Config.screen.height then
+          pix(rx, dy, color)
+        end
+      end
+    end
+  end
+end

inc/system/system.main.lua

@@ -27,5 +27,6 @@ function TIC()
   if Context.game_in_progress then
     Meter.draw()
     Timer.draw()
+    Glitch.draw()
   end
 end