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sw5e.js

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+/**
+ * The Star Wars 5th Edition game system for Foundry Virtual Tabletop
+ * Author: Kakeman89
+ * Software License: GNU GPLv3
+ * Content License: https://media.wizards.com/2016/downloads/SW5ERD-OGL_V5.1.pdf
+ * Repository: https://gitlab.com/foundrynet/sw5e
+ * Issue Tracker: https://gitlab.com/foundrynet/sw5e/issues
+ */
+
+// Import Modules
+import { SW5E } from "./module/config.js";
+import { registerSystemSettings } from "./module/settings.js";
+import { preloadHandlebarsTemplates } from "./module/templates.js";
+import { _getInitiativeFormula } from "./module/combat.js";
+import { measureDistance, getBarAttribute } from "./module/canvas.js";
+import { Actor5e } from "./module/actor/entity.js";
+import { ActorSheet5eCharacter } from "./module/actor/sheets/character.js";
+import { Item5e } from "./module/item/entity.js";
+import { ItemSheet5e } from "./module/item/sheet.js";
+import { ActorSheet5eNPC } from "./module/actor/sheets/npc.js";
+import { Dice5e } from "./module/dice.js";
+import * as chat from "./module/chat.js";
+import * as migrations from "./module/migration.js";
+
+/* -------------------------------------------- */
+/*  Foundry VTT Initialization                  */
+/* -------------------------------------------- */
+
+Hooks.once("init", function() {
+  console.log(`SW5e | Initializing Star Wars 5th Edition System\n${SW5E.ASCII}`);
+
+  // Create a SW5E namespace within the game global
+  game.sw5e = {
+    Actor5e,
+    Dice5e,
+    Item5e,
+    migrations,
+    rollItemMacro
+  };
+
+  // Record Configuration Values
+  CONFIG.SW5E = SW5E;
+  CONFIG.Actor.entityClass = Actor5e;
+  CONFIG.Item.entityClass = Item5e;
+
+  // Register System Settings
+  registerSystemSettings();
+
+  // Patch Core Functions
+  Combat.prototype._getInitiativeFormula = _getInitiativeFormula;
+
+  // Register sheet application classes
+  Actors.unregisterSheet("core", ActorSheet);
+  Actors.registerSheet("sw5e", ActorSheet5eCharacter, { types: ["character"], makeDefault: true });
+  Actors.registerSheet("sw5e", ActorSheet5eNPC, { types: ["npc"], makeDefault: true });
+  Items.unregisterSheet("core", ItemSheet);
+  Items.registerSheet("sw5e", ItemSheet5e, {makeDefault: true});
+
+  // Preload Handlebars Templates
+  preloadHandlebarsTemplates();
+});
+
+
+/* -------------------------------------------- */
+/*  Foundry VTT Setup                           */
+/* -------------------------------------------- */
+
+/**
+ * This function runs after game data has been requested and loaded from the servers, so entities exist
+ */
+Hooks.once("setup", function() {
+
+  // Localize CONFIG objects once up-front
+  const toLocalize = [
+    "abilities", "alignments", "conditionTypes", "consumableTypes", "currencies", "damageTypes", "distanceUnits", "equipmentTypes",
+    "healingTypes", "itemActionTypes", "limitedUsePeriods", "senses", "skills", "powerComponents", "powerLevels", "powerPreparationModes",
+    "powerSchools", "powerScalingModes", "targetTypes", "timePeriods", "weaponProperties", "weaponTypes", "languages", "polymorphSettings",
+    "armorProficiencies", "weaponProficiencies", "toolProficiencies", "abilityActivationTypes", "actorSizes", "proficiencyLevels"
+  ];
+  for ( let o of toLocalize ) {
+    CONFIG.SW5E[o] = Object.entries(CONFIG.SW5E[o]).reduce((obj, e) => {
+      obj[e[0]] = game.i18n.localize(e[1]);
+      return obj;
+    }, {});
+  }
+});
+
+/* -------------------------------------------- */
+
+/**
+ * Once the entire VTT framework is initialized, check to see if we should perform a data migration
+ */
+Hooks.once("ready", function() {
+
+  // Determine whether a system migration is required and feasible
+  const currentVersion = game.settings.get("sw5e", "systemMigrationVersion");
+  const NEEDS_MIGRATION_VERSION = 0.84;
+  const COMPATIBLE_MIGRATION_VERSION = 0.80;
+  let needMigration = (currentVersion < NEEDS_MIGRATION_VERSION) || (currentVersion === null);
+  const canMigrate = currentVersion >= COMPATIBLE_MIGRATION_VERSION;
+
+  // Perform the migration
+  if ( needMigration && game.user.isGM ) {
+    if ( currentVersion && (currentVersion < COMPATIBLE_MIGRATION_VERSION) ) {
+      ui.notifications.error(`Your SW5E system data is from too old a Foundry version and cannot be reliably migrated to the latest version. The process will be attempted, but errors may occur.`, {permanent: true});
+    }
+    migrations.migrateWorld();
+  }
+
+  // Wait to register hotbar drop hook on ready so that modules could register earlier if they want to
+  Hooks.on("hotbarDrop", (bar, data, slot) => create5eMacro(data, slot));
+});
+
+/* -------------------------------------------- */
+/*  Canvas Initialization                       */
+/* -------------------------------------------- */
+
+Hooks.on("canvasInit", function() {
+
+  // Extend Diagonal Measurement
+  canvas.grid.diagonalRule = game.settings.get("sw5e", "diagonalMovement");
+  SquareGrid.prototype.measureDistance = measureDistance;
+
+  // Extend Token Resource Bars
+  Token.prototype.getBarAttribute = getBarAttribute;
+});
+
+
+/* -------------------------------------------- */
+/*  Other Hooks                                 */
+/* -------------------------------------------- */
+
+Hooks.on("renderChatMessage", (app, html, data) => {
+
+  // Display action buttons
+  chat.displayChatActionButtons(app, html, data);
+
+  // Highlight critical success or failure die
+  chat.highlightCriticalSuccessFailure(app, html, data);
+
+  // Optionally collapse the content
+  if (game.settings.get("sw5e", "autoCollapseItemCards")) html.find(".card-content").hide();
+});
+Hooks.on("getChatLogEntryContext", chat.addChatMessageContextOptions);
+Hooks.on("renderChatLog", (app, html, data) => Item5e.chatListeners(html));
+Hooks.on('getActorDirectoryEntryContext', Actor5e.addDirectoryContextOptions);
+
+/* -------------------------------------------- */
+/*  Hotbar Macros                               */
+/* -------------------------------------------- */
+
+/**
+ * Create a Macro from an Item drop.
+ * Get an existing item macro if one exists, otherwise create a new one.
+ * @param {Object} data     The dropped data
+ * @param {number} slot     The hotbar slot to use
+ * @returns {Promise}
+ */
+async function create5eMacro(data, slot) {
+  if ( data.type !== "Item" ) return;
+  if (!( "data" in data ) ) return ui.notifications.warn("You can only create macro buttons for owned Items");
+  const item = data.data;
+
+  // Create the macro command
+  const command = `game.sw5e.rollItemMacro("${item.name}");`;
+  let macro = game.macros.entities.find(m => (m.name === item.name) && (m.command === command));
+  if ( !macro ) {
+    macro = await Macro.create({
+      name: item.name,
+      type: "script",
+      img: item.img,
+      command: command,
+      flags: {"sw5e.itemMacro": true}
+    });
+  }
+  game.user.assignHotbarMacro(macro, slot);
+  return false;
+}
+
+/* -------------------------------------------- */
+
+/**
+ * Create a Macro from an Item drop.
+ * Get an existing item macro if one exists, otherwise create a new one.
+ * @param {string} itemName
+ * @return {Promise}
+ */
+function rollItemMacro(itemName) {
+  const speaker = ChatMessage.getSpeaker();
+  let actor;
+  if ( speaker.token ) actor = game.actors.tokens[speaker.token];
+  if ( !actor ) actor = game.actors.get(speaker.actor);
+
+  // Get matching items
+  const items = actor ? actor.items.filter(i => i.name === itemName) : [];
+  if ( items.length > 1 ) {
+    ui.notifications.warn(`Your controlled Actor ${actor.name} has more than one Item with name ${itemName}. The first matched item will be chosen.`);
+  } else if ( items.length === 0 ) {
+    return ui.notifications.warn(`Your controlled Actor does not have an item named ${itemName}`);
+  }
+  const item = items[0];
+
+  // Trigger the item roll
+  if ( item.data.type === "power" ) return actor.usePower(item);
+  return item.roll();
+}