1 files changed, 459 insertions, 0 deletions
diff --git a/resources/js/game.js b/resources/js/game.js
new file mode 100644
index 0000000..1f1f92b
--- /dev/null
+++ b/resources/js/game.js
@@ -0,0 +1,459 @@
+const state = new State();
+
+
+const Game = {
+  phases: {
+    preAction: [],
+    action: [],
+    postAction: [],
+  },
+
+  didTechniqueHit: false,
+
+
+  async progressTurn () {
+    await Game.applyStatusEffect(state.enemy.monster);
+    await Game.applyStatusEffect(state.activeMonster);
+
+    for (const event of Game.phases.preAction) {
+      event();
+    }
+    Game.phases.preAction = [];
+    for (const event of Game.phases.action) {
+      event();
+    }
+    Game.phases.action = [];
+    for (const event of Game.phases.postAction) {
+      event();
+    }
+    Game.phases.postAction = [];
+
+    UI.drawEnemyMonster();
+    UI.drawActiveMonster();
+    UI.drawActiveTechniques();
+
+    UI.elements.money.textContent = state.money;
+  },
+
+  /**
+   * @param {Technique} technique
+   * @param {Monster} user
+   * @param {Monster} target
+   */
+  async useTechnique (technique, user, target) {
+    if (!Game.didTechniqueHit) {
+      UI.drawDamageMiss(UI.createDamageMiss());
+      return;
+    }
+
+    if (state.activeMonster.hp === state.activeMonster.stats.hp) {
+      state.activeMonster.hp = 1;
+    }
+
+    for (const techniqueEffect of technique.effects) {
+
+      // damage
+      if (['damage', 'splash', 'area'].includes(techniqueEffect)) {
+        Game.phases.action.push(() => {
+          const damage = simpleDamageCalculation(state.activeTechnique, state.activeMonster, state.enemy.monster);
+
+          state.enemy.monster.hp -= damage;
+          const damageNode = UI.createDamage(damage);
+          UI.applyMultiplierToDamage(damageNode, simpleDamageMultiplier(state.activeTechnique.types, state.enemy.monster.types));
+          UI.applyTechniqueToDamage(damageNode, state.activeTechnique);
+          UI.drawDamage(damageNode);
+        });
+      }
+
+      else if (techniqueEffect === 'money') {
+        state.money += Math.floor(Math.random() * target.level);
+      }
+
+      else if (techniqueEffect === 'enhance') {
+        UI.drawDamage(UI.createDamage('!!ENHANCE!!'));
+      }
+
+      // status effect
+      else if (techniqueEffect.includes('status_')) {
+        const statusEffect_recipient = techniqueEffect.split(',')[1];
+        const statusEffect_application = techniqueEffect.split(' ')[0];
+        const statusEffect_type = techniqueEffect.split(',')[0].split(' ')[1].split('_')[0];
+        const statusEffect_effect = techniqueEffect.split(',')[0].split(' ')[1].split('_')[1];
+
+        const statusEffect = await fetchStatusEffect(statusEffect_effect);
+        statusEffect.issuer = user;
+
+        let recipient;
+        if (statusEffect_recipient === 'user') {
+          recipient = user;
+        } else {
+          recipient = target;
+        }
+
+        Game.phases.postAction.push(() => {
+          // add status effect
+          const potency = Math.random();
+          const success = technique.potency >= potency;
+
+          if (success) {
+            // TODO: check replace
+            if (recipient.statusEffect) return;
+
+            recipient.statusEffect = statusEffect;
+          }
+        });
+
+        UI.drawTechniqueAnimation();
+      }
+    }
+  },
+
+  /**
+   * @param {Monster} monster
+   */
+  async applyStatusEffect (monster) {
+    if (!monster.statusEffect) {
+      return;
+    }
+
+    if (monster.statusEffect.turnsLeft === 0) {
+      Game.phases.preAction.push(() => {
+        monster.statusEffect.onRemove && monster.statusEffect.onRemove();
+
+        // if still 0 turns left after remove action
+        if (monster.statusEffect.turnsLeft === 0) {
+          monster.statusEffect = null;
+        } else {
+          Game.applyStatusEffect(monster);
+        }
+      });
+
+      return;
+    }
+
+    // poison / burn
+    if (monster.statusEffect.slug === 'poison' || monster.statusEffect.slug === 'burn') {
+      const statusEffectDamage = Math.floor(monster.stats.hp / 8);
+
+      Game.phases.postAction.push(() => {
+        monster.hp -= statusEffectDamage;
+
+        const damageNode = UI.createDamage(statusEffectDamage);
+        UI.applyStatusEffectToDamage(damageNode, monster.statusEffect);
+        UI.drawDamage(damageNode);
+      });
+    }
+
+    // lifeleech
+    else if (monster.statusEffect.slug === 'lifeleech') {
+      const statusEffectLeech = Math.floor(monster.stats.hp / 16);
+
+      Game.phases.postAction.push(() => {
+        monster.hp -= statusEffectLeech;
+        monster.statusEffect.issuer.hp += statusEffectLeech;
+
+        const damageNode = UI.createDamage(statusEffectLeech);
+        UI.applyStatusEffectToDamage(damageNode, monster.statusEffect);
+        UI.drawDamage(damageNode);
+      });
+    }
+
+    // recover
+    else if (monster.statusEffect.slug === 'recover') {
+      const statusEffectHeal = Math.floor(monster.stats.hp / 16);
+
+      Game.phases.postAction.push(() => {
+        monster.hp += statusEffectHeal;
+
+        const damageNode = UI.createDamage(statusEffectHeal);
+        UI.applyStatusEffectToDamage(damageNode, monster.statusEffect);
+        UI.drawDamage(damageNode);
+      });
+    }
+
+    // stuck
+    else if (monster.statusEffect.slug === 'stuck') {
+      for (const technique of monster.activeTechniques) {
+        if ([TechniqueRange.melee, TechniqueRange.touch].includes(technique.range)) {
+          Game.phases.preAction.push(() => {
+            technique.potency = technique.stats.potency * 0.5;
+            technique.power = technique.stats.power * 0.5;
+          });
+
+          monster.statusEffect.onRemove = () => {
+            technique.resetStats();
+          };
+        }
+      }
+    }
+
+    // grabbed
+    else if (monster.statusEffect.slug === 'grabbed') {
+      for (const technique of monster.activeTechniques) {
+        if ([TechniqueRange.ranged, TechniqueRange.reach].includes(technique.range)) {
+          Game.phases.preAction.push(() => {
+            technique.potency = technique.stats.potency * 0.5;
+            technique.power = technique.stats.power * 0.5;
+          });
+
+          monster.statusEffect.onRemove = () => {
+            technique.resetStats();
+          };
+        }
+      }
+    }
+
+    // charging
+    else if (monster.statusEffect.slug === 'charging') {
+      const nextStatusEffect = await fetchStatusEffect('chargedup');
+
+      monster.statusEffect.onRemove = () => {
+        monster.statusEffect = nextStatusEffect;
+      };
+    }
+
+    // statchange
+    else if (monster.statusEffect.effects.includes('statchange')) {
+      monster.resetStatModifiers();
+
+      for (const statType in monster.statusEffect.stats) {
+        const statChange = monster.statusEffect.stats[statType];
+        const modifiedValue = Math.floor(eval(`${monster.stats[statType]} ${statChange.operation} ${statChange.value}`));
+
+        Game.phases.preAction.push(() => {
+          monster.setStatModifier(statType, modifiedValue);
+        });
+      }
+
+      monster.statusEffect.onRemove = () => {
+        monster.resetStatModifiers();
+      };
+    }
+
+    Game.phases.postAction.push(() => {
+      monster.statusEffect.turnsLeft--;
+    });
+  },
+
+  async spawnEnemyMonster () {
+    state.enemy.monster = await fetchMonster(DB.allMonsters[Math.floor(Math.random() * DB.allMonsters.length)]);
+    state.enemy.monster.level = Math.ceil(Math.random() * state.activeMonster.level);
+
+    // state.enemy.monster.experienceModifier = state.enemy.monster.level;
+    state.enemy.monster.moneyModifier = state.enemy.monster.level;
+
+    UI.drawEnemyMonster();
+  },
+
+  /**
+   * @param {MouseEvent} event
+   */
+  async battleClick (event) {
+    UI.battleClickEvent = event;
+
+    // hit?
+    const accuracy = Math.random();
+    Game.didTechniqueHit = state.activeTechnique.accuracy >= accuracy;
+
+    await Game.useTechnique(state.activeTechnique, state.activeMonster, state.enemy.monster);
+
+    Game.phases.postAction.push(async () => {
+      // enemy defeated
+      if (state.enemy.monster.hp <= 0) {
+        // money
+        state.money += state.enemy.monster.level * state.enemy.monster.moneyModifier;
+
+        // exp
+        state.activeMonster.exp += calculateAwardedExperience(state.enemy.monster, [state.activeMonster])[0];
+
+        if (state.activeMonster.canLevelUp()) {
+          state.activeMonster.levelUp();
+        }
+        if (state.activeMonster.canEvolve()) {
+          await fetchMonster(state.activeMonster.evolutions[0].monster_slug);
+          state.activeMonster.evolve();
+        }
+
+        await Game.spawnEnemyMonster();
+      }
+    });
+
+    Game.progressTurn();
+  },
+
+  /**
+   * @param {MouseEvent} event
+   */
+  techniqueClick (event) {
+    if (event.target === UI.elements.techniques) {
+      return;
+    }
+
+    let target = event.target;
+    while (!target.classList.contains('techniques__technique')) {
+      target = target.parentNode;
+    }
+
+    const idx = [...UI.elements.techniques.children].indexOf(target);
+    state.activeTechnique = state.activeMonster.activeTechniques[idx];
+
+    // trigger battle click
+    const rect = UI.elements.battleEnemy.getBoundingClientRect();
+    const xMin = rect.left + 64;
+    const xMax = rect.right - 64;
+    const yMin = rect.top + 32;
+    const yMax = rect.bottom - 32;
+    UI.elements.battleEnemy.dispatchEvent(new MouseEvent('click', {
+      clientX: Math.random() * (xMax - xMin) + xMin,
+      clientY: Math.random() * (yMax - yMin) + yMin,
+    }));
+  },
+
+  catchMonster () {
+    const caughtMonster = new Monster(state.enemy.monster.slug);
+    caughtMonster.initialize();
+    caughtMonster.level = state.enemy.monster.level;
+
+    state.partyMonsters.push(caughtMonster);
+
+    Game.spawnEnemyMonster();
+  },
+
+  /**
+   * @returns {string}
+   */
+  save () {
+    const saveMonster = (monsterData, monsterState) => {
+      monsterData.level = monsterState.level;
+      monsterData.hp = monsterState.hp;
+
+      return monsterData;
+    };
+
+    const saveData = JSON.parse(JSON.stringify(state));
+
+    for (const idx in saveData.monsters) {
+      saveData.monsters[idx] = saveMonster(saveData.monsters[idx], state.monsters[idx]);
+    }
+
+    for (const idx in saveData.partyMonsters) {
+      saveData.partyMonsters[idx] = saveMonster(saveData.partyMonsters[idx], state.partyMonsters[idx]);
+    }
+
+    saveData.activeMonsterIdx = state.partyMonsters.indexOf(state.activeMonster);
+
+    saveData.enemy.monster = saveMonster(saveData.enemy.monster, state.enemy.monster);
+
+    return btoa(JSON.stringify(saveData));
+  },
+
+  /**
+   * @param {string} saveData
+   */
+  async load (saveData) {
+    /**
+     * @param {Monster} monsterData
+     */
+    const loadMonster = async (monsterData) => {
+      const monster = await fetchMonster(monsterData.slug);
+
+      monster.level = monsterData.level;
+      monster.hp = monsterData.hp;
+      monster.exp = monsterData.exp;
+      monster.tasteWarm = monsterData.tasteWarm;
+      monster.tasteCold = monsterData.tasteCold;
+      monster.gender = monsterData.gender;
+      monster.heldItem = await loadItem(monsterData.heldItem);
+      monster.statusEffect = await loadStatusEffect(monsterData.statusEffect);
+      monster.statModifiers = monsterData.statModifiers;
+      monster.experienceModifier = monsterData.experienceModifier;
+      monster.moneyModifier = monsterData.moneyModifier;
+      monster.activeTechniques = await Promise.all(monsterData.activeTechniques.map(async (technique) => {
+        return loadTechnique(technique);
+      }));
+
+      return monster;
+    };
+
+    /**
+     * @param {Item} itemData
+     */
+    const loadItem = async (itemData) => {};
+
+    /**
+     * @param {StatusEffect} statusEffectData
+     */
+    const loadStatusEffect = async (statusEffectData) => {
+      if (!statusEffectData) {
+        return null;
+      }
+
+      const statusEffect = await fetchStatusEffect(statusEffectData.slug);
+
+      statusEffect.turnsLeft = statusEffectData.turnsLeft;
+
+      return statusEffect;
+    };
+
+    /**
+     * @param {Technique} techniqueData
+     */
+    const loadTechnique = async (techniqueData) => {
+      const technique = await fetchTechnique(techniqueData.slug);
+
+      return technique;
+    };
+
+    /**
+     * @type {State}
+     */
+    const loadedState = JSON.parse(atob(saveData));
+
+    state.money = loadedState.money;
+    state.monsters = await Promise.all(loadedState.monsters.map(async (monsterData) => await loadMonster(monsterData)));
+    state.inventory = await Promise.all(loadedState.inventory.map(async (itemData) => await loadItem(itemData)));
+    state.partyMonsters = await Promise.all(loadedState.partyMonsters.map(async (monsterData) => await loadMonster(monsterData)));
+    state.activeMonster = state.partyMonsters[loadedState.activeMonsterIdx];
+    state.activeTechnique = await loadTechnique(loadedState.activeTechnique);
+    state.enemy.monster = await loadMonster(loadedState.enemy.monster);
+
+    UI.drawEnemyMonster();
+    UI.drawActiveMonster();
+    UI.drawActiveTechniques();
+  },
+};
+
+// Game click bindings
+UI.elements.battleEnemy.addEventListener('click', Game.battleClick);
+UI.elements.techniques.addEventListener('click', Game.techniqueClick);
+UI.elements.menuCatch.addEventListener('click', Game.catchMonster);
+
+
+(async function () {
+  await initializeDB();
+
+  const possibleStarterMonsters = ['budaye', 'dollfin', 'grintot', 'ignibus', 'memnomnom'];
+
+  // state.enemy.monster = await fetchMonster('grintot');
+  state.enemy.monster = await fetchMonster(possibleStarterMonsters[Math.round(Math.random() * (possibleStarterMonsters.length - 1))]);
+
+  state.partyMonsters = [
+    await fetchMonster(possibleStarterMonsters[Math.round(Math.random() * (possibleStarterMonsters.length - 1))]),
+    await fetchMonster('corvix'),
+    await fetchMonster('lunight'),
+    await fetchMonster('prophetoise'),
+    await fetchMonster('drashimi'),
+    await fetchMonster('glombroc'),
+    await fetchMonster('uneye'),
+    await fetchMonster('nostray'),
+    await fetchMonster('dragarbor'),
+    await fetchMonster('mk01_omega'),
+  ];
+
+  state.activeMonster = state.partyMonsters[0];
+  state.activeTechnique = state.activeMonster.activeTechniques[0];
+
+  UI.drawEnemyMonster();
+  UI.drawActiveMonster();
+  UI.drawActiveTechniques();
+})();