Initial

resources/app/client-esm/applications/apps/compendium-art-config.mjs

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+import HandlebarsApplicationMixin from "../api/handlebars-application.mjs";
+import ApplicationV2 from "../api/application.mjs";
+
+/**
+ * An application for configuring compendium art priorities.
+ * @extends ApplicationV2
+ * @mixes HandlebarsApplication
+ * @alias CompendiumArtConfig
+ */
+export default class CompendiumArtConfig extends HandlebarsApplicationMixin(ApplicationV2) {
+  /** @override */
+  static DEFAULT_OPTIONS = {
+    id: "compendium-art-config",
+    tag: "form",
+    window: {
+      contentClasses: ["standard-form"],
+      icon: "fas fa-palette",
+      title: "COMPENDIUM.ART.SETTING.Title"
+    },
+    position: {
+      width: 600,
+      height: "auto"
+    },
+    form: {
+      closeOnSubmit: true,
+      handler: CompendiumArtConfig.#onSubmit
+    },
+    actions: {
+      priority: CompendiumArtConfig.#onAdjustPriority
+    }
+  };
+
+  /** @override */
+  static PARTS = {
+    priorities: {
+      id: "priorities",
+      template: "templates/apps/compendium-art-config.hbs"
+    },
+    footer: {
+      template: "templates/generic/form-footer.hbs"
+    }
+  };
+
+  /* -------------------------------------------- */
+  /*  Rendering                                   */
+  /* -------------------------------------------- */
+
+  /** @override */
+  async _prepareContext(_options={}) {
+    return {
+      config: game.compendiumArt.getPackages(),
+      buttons: [{ type: "submit", icon: "fas fa-save", label: "SETUP.SaveConfiguration" }]
+    };
+  }
+
+  /* -------------------------------------------- */
+  /*  Event Handlers                              */
+  /* -------------------------------------------- */
+
+  /**
+   * Adjust the priority of a package.
+   * @this {ApplicationV2}
+   * @param {MouseEvent} _event         The click event.
+   * @param {HTMLButtonElement} target  The button that was clicked.
+   */
+  static async #onAdjustPriority(_event, target) {
+    const row = target.closest("[data-package-id]");
+    const { packageId } = row.dataset;
+    const configs = [];
+    for ( const element of this.element.elements ) {
+      const [id, key] = element.name.split(".");
+      if ( key === "priority" ) configs.push({ packageId: id, priority: Number(element.value) });
+    }
+    const idx = configs.findIndex(config => config.packageId === packageId);
+    if ( idx < 0 ) return;
+    const sortBefore = "increase" in target.dataset;
+    if ( sortBefore && (idx === 0) ) return;
+    if ( !sortBefore && (idx >= configs.length - 1) ) return;
+    const config = configs[idx];
+    const sortTarget = configs[sortBefore ? idx - 1 : idx + 1];
+    configs.splice(idx, 1);
+    const updates = SortingHelpers.performIntegerSort(config, {
+      sortBefore, target: sortTarget, siblings: configs, sortKey: "priority"
+    });
+    updates.forEach(({ target, update }) => {
+      this.element.elements[`${target.packageId}.priority`].value = update.priority;
+    });
+    if ( sortBefore ) row.previousElementSibling.insertAdjacentElement("beforebegin", row);
+    else row.nextElementSibling.insertAdjacentElement("afterend", row);
+  }
+
+  /* -------------------------------------------- */
+
+  /**
+   * Save the compendium art configuration.
+   * @this {ApplicationV2}
+   * @param {SubmitEvent} _event         The form submission event.
+   * @param {HTMLFormElement} _form      The form element that was submitted.
+   * @param {FormDataExtended} formData  Processed data for the submitted form.
+   */
+  static async #onSubmit(_event, _form, formData) {
+    await game.settings.set("core", game.compendiumArt.SETTING, foundry.utils.expandObject(formData.object));
+    return SettingsConfig.reloadConfirm({ world: true });
+  }
+}