feat(game): include pet in state

include/game.hpp

@@ -3,20 +3,17 @@
 #include "joystick.hpp"
 #include "display.hpp"
 #include "menu.hpp"
+#include "pet.hpp"
 #define ACTION_INTERVAL 60000 // 1 minute
 #define MAXIMUM_STAT 100
 
 typedef struct {
-  bool dead;
+  Pet pet;
-  bool menuOpen;
-
-  int hunger;
-  int joy;
-  int energy;
-  int cleanliness;
 
   uint64_t lastActionTime;
-  bool shouldClear;
+
+  bool isMenuOpen;
+  bool shouldClearDisplay;
 } GameState;
 
 class Game {

include/pet.hpp

@@ -0,0 +1,21 @@
+#pragma once
+#include <Arduino.h>
+#define MAXIMUM_STAT 100
+
+class Pet {
+  public:
+    Pet();
+    bool isAlive;
+
+    void updateHunger(int8_t delta);
+    void updateJoy(int8_t delta);
+    void updateEnergy(int8_t delta);
+    void updateCleanliness(int8_t delta);
+    String getReasonForDeath() const;
+  private:
+    int8_t hunger;
+    int8_t joy;
+    int8_t energy;
+    int8_t cleanliness;
+    String reasonForDeath;
+};

src/game.cpp

@@ -2,14 +2,10 @@
 
 Game::Game() : joystick(), display(), menu() {
   state = (GameState) {
-    .dead = false,
+    .pet = Pet(),
-    .menuOpen = false,
-    .hunger = 0,
-    .joy = 100,
-    .energy = 100,
-    .cleanliness = 100,
     .lastActionTime = 0,
-    .shouldClear = false,
+    .isMenuOpen = false,
+    .shouldClearDisplay = false,
   };
 
   String items[] = {
@@ -32,14 +28,14 @@ void Game::begin() {
 
 void Game::update() {
   // If the pet is dead, we don't need to update its state
-  if (state.dead) {
+  if (!state.pet.isAlive) {
     return;
   }
 
   bool isPressed = joystick.isPressed();
 
   // If the menu is open, we don't need to update the pet's state
-  if (state.menuOpen) {
+  if (state.isMenuOpen) {
     JoystickDirection direction = joystick.getDirection();
     if (menu.updateCurrentItem(direction)) {
       forceUpdate("Menu navigation");
@@ -47,7 +43,7 @@ void Game::update() {
 
     // If the joystick is pressed, execute the current menu item
     if (isPressed) {
-      state.menuOpen = false;
+      state.isMenuOpen = false;
       // Based on the current menu item, perform the corresponding action
       switch (menu.getCurrentItemIndex()) {
         case 0:
@@ -70,7 +66,7 @@ void Game::update() {
 
   // If the joystick is pressed and the menu is not open, open the menu
   if (isPressed) {
-    state.menuOpen = true;
+    state.isMenuOpen = true;
     forceUpdate("Opening menu");
     return;
   }
@@ -78,74 +74,76 @@ void Game::update() {
   // Update the pet's stats based on the time elapsed since the last action
   uint64_t currentTime = millis();
   if (currentTime - state.lastActionTime >= ACTION_INTERVAL) {
-    state.hunger += 10;
+    state.pet.updateHunger(10);
-    state.joy -= 5;
+    state.pet.updateJoy(-5);
-    state.energy -= 5;
+    state.pet.updateEnergy(-5);
-    state.cleanliness -= 5;
+    state.pet.updateCleanliness(-5);
+
     state.lastActionTime = currentTime;
     
     forceUpdate("Time-based stat update");
   }
-
-  // Check if the pet has died from any of the conditions
-  bool starvedToDeath = state.hunger >= MAXIMUM_STAT;
-  bool diedOfBoredom = state.joy <= -MAXIMUM_STAT;
-  bool diedOfExhaustion = state.energy <= -MAXIMUM_STAT;
-  bool diedOfFilth = state.cleanliness <= -MAXIMUM_STAT;
-
-  state.dead = starvedToDeath || diedOfBoredom || diedOfExhaustion || diedOfFilth;
 }
 
 void Game::render() {
-  if (state.shouldClear) {
+  // Clear display if needed, and if the menu is open, redraw it
+  if (state.shouldClearDisplay) {
     display.clear();
-    state.shouldClear = false;
+    state.shouldClearDisplay = false;
 
-    if (state.menuOpen) {
+    if (state.isMenuOpen) {
       display.drawMenu(menu);
       Serial.println("Rendering menu");
       return;
     }
   }
 
-  if (state.menuOpen) {
+  // If the menu is open, we don't need to render the pet's stats
+  if (state.isMenuOpen) {
     return;
   }
 
-  if (state.dead) {
+  // If the pet is dead, display a message and return
-    display.getLCD().print("Your pet has died.");
+  if (!state.pet.isAlive) {
+    String buffer[4] = {
+      "Your pet has died",
+      state.pet.getReasonForDeath(),
+      "Reset the device",
+      "to start over"
+    };
+
+    display.drawBuffer(buffer);
     return;
   }
-
-  display.getLCD().setCursor(0, 0);
-  display.getLCD().print("H: " + String(state.hunger));
-  display.getLCD().setCursor(0, 1);
-  display.getLCD().print("J: " + String(state.joy));
-  display.getLCD().setCursor(0, 2);
-  display.getLCD().print("E: " + String(state.energy));
-  display.getLCD().setCursor(0, 3);
-  display.getLCD().print("C: " + String(state.cleanliness));
 }
 
 void Game::forceUpdate(String reason) {
-  if (!state.shouldClear) {
+  if (!state.shouldClearDisplay) {
     Serial.println("Forcing update: " + reason);
-    state.shouldClear = true;
+    state.shouldClearDisplay = true;
   }
 }
 
 void Game::feed() {
-  state.hunger += 20;
+  if (state.pet.isAlive) {
+    state.pet.updateHunger(-20);
+  }
 }
 
 void Game::play() {
-  state.joy += 20;
+  if (state.pet.isAlive) {
+    state.pet.updateJoy(20);
+  }
 }
 
 void Game::sleep() {
-  state.energy += 20;
+  if (state.pet.isAlive) {
+    state.pet.updateEnergy(20);
+  }
 }
 
 void Game::clean() {
-  state.cleanliness += 20;
+  if (state.pet.isAlive) {
+    state.pet.updateCleanliness(20);
+  }
 }

src/pet.cpp

@@ -0,0 +1,68 @@
+#include "pet.hpp"
+
+Pet::Pet()
+    : isAlive(true), hunger(0), joy(100), energy(100), cleanliness(100), reasonForDeath("") {}
+
+void Pet::updateHunger(int8_t delta) {
+  hunger += delta;
+
+  if (hunger < 0) {
+    isAlive = false;
+    reasonForDeath = "starvation";
+    return;
+  }
+
+  if (hunger > MAXIMUM_STAT) {
+    isAlive = false;
+    reasonForDeath = "overfeeding";
+  }
+}
+
+void Pet::updateJoy(int8_t delta) {
+  joy += delta;
+
+  if (joy < 0) {
+    isAlive = false;
+    reasonForDeath = "depression";
+    return;
+  }
+
+  if (joy > MAXIMUM_STAT) {
+    isAlive = false;
+    reasonForDeath = "overstimulation";
+  }
+}
+
+void Pet::updateEnergy(int8_t delta) {
+  energy += delta;
+
+  if (energy < 0) {
+    isAlive = false;
+    reasonForDeath = "exhaustion";
+    return;
+  }
+
+  if (energy > MAXIMUM_STAT) {
+    isAlive = false;
+    reasonForDeath = "overresting";
+  }
+}
+
+void Pet::updateCleanliness(int8_t delta) {
+  cleanliness += delta;
+
+  if (cleanliness < 0) {
+    isAlive = false;
+    reasonForDeath = "disease";
+    return;
+  }
+
+  if (cleanliness > MAXIMUM_STAT) {
+    isAlive = false;
+    reasonForDeath = "overcleaning";
+  }
+}
+
+String Pet::getReasonForDeath() const {
+  return reasonForDeath;
+}