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module/apps/short-rest.js

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+/**
+ * A helper Dialog subclass for rolling Hit Dice on short rest
+ * @type {Dialog}
+ */
+export class ShortRestDialog extends Dialog {
+  constructor(actor, dialogData={}, options={}) {
+    super(dialogData, options);
+
+    /**
+     * Store a reference to the Actor entity which is resting
+     * @type {Actor}
+     */
+    this.actor = actor;
+
+    /**
+     * Track the most recently used HD denomination for re-rendering the form
+     * @type {string}
+     */
+    this._denom = null;
+  }
+
+  /* -------------------------------------------- */
+
+  /** @override */
+	static get defaultOptions() {
+	  return mergeObject(super.defaultOptions, {
+	    template: "systems/sw5e/templates/apps/short-rest.html",
+      classes: ["sw5e", "dialog"]
+    });
+  }
+
+  /* -------------------------------------------- */
+
+  /** @override */
+  getData() {
+    const data = super.getData();
+    data.availableHD = this.actor.data.items.reduce((hd, item) => {
+      if ( item.type === "class" ) {
+        const d = item.data;
+        const denom = d.hitDice || "d6";
+        const available = parseInt(d.levels || 1) - parseInt(d.hitDiceUsed || 0);
+        hd[denom] = denom in hd ? hd[denom] + available : available;
+      }
+      return hd;
+    }, {});
+    data.canRoll = this.actor.data.data.attributes.hd > 0;
+    data.denomination = this._denom;
+    return data;
+  }
+
+  /* -------------------------------------------- */
+
+
+  /** @override */
+  activateListeners(html) {
+    super.activateListeners(html);
+    let btn = html.find("#roll-hd");
+    btn.click(this._onRollHitDie.bind(this));
+    super.activateListeners(html);
+  }
+
+  /* -------------------------------------------- */
+
+  /**
+   * Handle rolling a Hit Die as part of a Short Rest action
+   * @param {Event} event     The triggering click event
+   * @private
+   */
+  async _onRollHitDie(event) {
+    event.preventDefault();
+    const btn = event.currentTarget;
+    this._denom = btn.form.hd.value;
+    await this.actor.rollHitDie(this._denom);
+    this.render();
+  }
+
+  /* -------------------------------------------- */
+
+  /**
+   * A helper constructor function which displays the Short Rest dialog and returns a Promise once it's workflow has
+   * been resolved.
+   * @param {Actor5e} actor
+   * @return {Promise}
+   */
+  static async shortRestDialog({actor}={}) {
+    return new Promise(resolve => {
+      const dlg = new this(actor, {
+        title: "Short Rest",
+        buttons: {
+          rest: {
+            icon: '<i class="fas fa-bed"></i>',
+            label: "Rest",
+            callback: () => resolve(true)
+          },
+          cancel: {
+            icon: '<i class="fas fa-times"></i>',
+            label: "Cancel",
+            callback: () => resolve(false)
+          }
+        }
+      });
+      dlg.render(true);
+    });
+  }
+
+  /* -------------------------------------------- */
+
+  /**
+   * A helper constructor function which displays the Long Rest confirmation dialog and returns a Promise once it's
+   * workflow has been resolved.
+   * @param {Actor5e} actor
+   * @return {Promise}
+   */
+  static async longRestDialog({actor}={}) {
+    const content = `<p>Take a long rest?</p><p>On a long rest you will recover hit points, half your maximum hit dice, 
+        class resources, limited use item charges, and power slots.</p>`;
+    return new Promise((resolve, reject) => {
+      new Dialog({
+        title: "Long Rest",
+        content: content,
+        buttons: {
+          rest: {
+            icon: '<i class="fas fa-bed"></i>',
+            label: "Rest",
+            callback: resolve
+          },
+          cancel: {
+            icon: '<i class="fas fa-times"></i>',
+            label: "Cancel",
+            callback: reject
+          },
+        },
+        default: 'rest',
+        close: reject
+      }, {classes: ["sw5e", "dialog"]}).render(true);
+    });
+  }
+}