Begin work on the most basic item sheet version

module/apps/GenericItemSheet.mjs

@@ -0,0 +1,47 @@
+import { __ID__, filePath } from "../consts.mjs";
+
+const { HandlebarsApplicationMixin } = foundry.applications.api;
+const { ItemSheetV2 } = foundry.applications.sheets;
+
+export class GenericItemSheet extends HandlebarsApplicationMixin(ItemSheetV2) {
+	// #region Options
+	static DEFAULT_OPTIONS = {
+		classes: [
+			__ID__,
+			`GenericItemSheet`,
+		],
+		position: {
+			width: 400,
+			height: 450,
+		},
+		window: {
+			resizable: true,
+		},
+		form: {
+			submitOnChange: true,
+			closeOnSubmit: false,
+		},
+		actions: {},
+	};
+
+	static PARTS = {
+		header: { template: filePath(`templates/GenericItemSheet/header.hbs`) },
+		content: { template: filePath(`templates/GenericItemSheet/content.hbs`) },
+	};
+	// #endregion Options
+
+	// #region Instance Data
+	// #endregion Instance Data
+
+	// #region Lifecycle
+	async _prepareContext(partID) {
+		return {
+			item: this.item,
+			system: this.item.system,
+		};
+	};
+	// #endregion Lifecycle
+
+	// #region Actions
+	// #endregion Actions
+};

module/hooks/init.mjs

@@ -2,6 +2,7 @@
 import { AttributeOnlyPlayerSheet } from "../apps/AttributeOnlyPlayerSheet.mjs";
 import { PlayerSheet } from "../apps/PlayerSheet.mjs";
 import { SingleModePlayerSheet } from "../apps/SingleModePlayerSheet.mjs";
+import { GenericItemSheet } from "../apps/GenericItemSheet.mjs";
 
 // Data Models
 import { PlayerData } from "../data/Player.mjs";
@@ -25,13 +26,18 @@ import { registerSockets } from "../sockets/_index.mjs";
 Hooks.on(`init`, () => {
 	Logger.debug(`Initializing`);
 
+	// #region Documents
 	CONFIG.Token.documentClass = TAFTokenDocument;
 	CONFIG.Actor.documentClass = TAFActor;
 	CONFIG.Combatant.documentClass = TAFCombatant;
+	// #endregion Documents
 
+	// #region Data Models
 	CONFIG.Actor.dataModels.player = PlayerData;
 	CONFIG.Item.dataModels.generic = GenericItemData;
+	// #endregion Data Models
 
+	// #region Sheets
 	foundry.documents.collections.Actors.registerSheet(
 		__ID__,
 		PlayerSheet,
@@ -51,6 +57,16 @@ Hooks.on(`init`, () => {
 		{ label: `taf.sheet-names.AttributeOnlyPlayerSheet` },
 	);
 
+	foundry.documents.collections.Items.registerSheet(
+		__ID__,
+		GenericItemSheet,
+		{
+			makeDefault: true,
+			label: `taf.sheet-names.GenericItemSheet`,
+		},
+	);
+	// #endregion Sheets
+
 	registerWorldSettings();
 
 	registerSockets();

styles/Apps/GenericItemSheet.css

@@ -0,0 +1,18 @@
+.taf.GenericItemSheet {
+	.bordered {
+		border-radius: 8px;
+		border: 1px solid rebeccapurple;
+	}
+
+	.sheet-header {
+		display: grid;
+		grid-template-columns: auto 1fr min-content 75px;
+		gap: 4px;
+		align-items: center;
+		padding: 4px;
+
+		img {
+			border-radius: 4px;
+		}
+	}
+}

styles/main.css

@@ -24,6 +24,7 @@
 @import url("./Apps/common.css") layer(apps);
 @import url("./Apps/Ask.css") layer(apps);
 @import url("./Apps/AttributeManager.css") layer(apps);
+@import url("./Apps/GenericItemSheet.css") layer(apps);
 @import url("./Apps/PlayerSheet.css") layer(apps);
 @import url("./Apps/QueryStatus.css") layer(apps);
 @import url("./Apps/TAFDocumentSheetConfig.css") layer(apps);

templates/GenericItemSheet/content.hbs

@@ -0,0 +1,13 @@
+<div>
+	<label>
+		Equipped
+		<input type="checkbox" name="system.equipped">
+	</label>
+	<label>
+		Weight
+		<input type="number" name="system.weight">
+	</label>
+	<prose-mirror
+		name="system.description"
+	></prose-mirror>
+</div>

templates/GenericItemSheet/header.hbs

@@ -0,0 +1,25 @@
+<header class="sheet-header bordered">
+	<img
+		src="{{item.img}}"
+		data-action="editImage"
+		data-edit="img"
+		title="{{item.name}}"
+		height="48"
+		width="48"
+	>
+	<input
+		type="text"
+		name="name"
+		class="large"
+		value="{{item.name}}"
+		placeholder="{{localize "Name"}}"
+	>
+	<span aria-hidden="true">x</span>
+	<input
+		type="number"
+		name="system.quantity"
+		value="{{system.quantity}}"
+		data-tooltip
+		aria-label="Quantity"
+	>
+</header>