feat(commands): add tool mode commands

commands/tool.ts

@@ -0,0 +1,64 @@
+import type { ToolId } from "@editor/tools";
+import type { Command } from "./command";
+
+export type ToolSetActivePayload = {
+  tool: ToolId;
+};
+
+export const toolSetActiveCommand: Command<ToolSetActivePayload> = {
+  id: "tool.setActive",
+  name: "Set active tool",
+  execute({ state }, payload) {
+    return {
+      ...state,
+      editor: {
+        ...state.editor,
+        tools: {
+          activeTool: payload.tool,
+          interactionMode: { type: "tool", tool: payload.tool },
+        },
+      },
+    };
+  },
+};
+
+export const toolEnterTemporaryPanCommand: Command = {
+  id: "tool.enterTemporaryPan",
+  name: "Enter temporary pan",
+  execute({ state }) {
+    if (state.editor.tools.interactionMode.type === "temporary-pan") return state;
+
+    return {
+      ...state,
+      editor: {
+        ...state.editor,
+        tools: {
+          ...state.editor.tools,
+          interactionMode: { type: "temporary-pan", previousTool: state.editor.tools.activeTool },
+        },
+      },
+    };
+  },
+};
+
+export const toolExitTemporaryPanCommand: Command = {
+  id: "tool.exitTemporaryPan",
+  name: "Exit temporary pan",
+  execute({ state }) {
+    const mode = state.editor.tools.interactionMode;
+    if (mode.type !== "temporary-pan") return state;
+
+    return {
+      ...state,
+      editor: {
+        ...state.editor,
+        tools: {
+          activeTool: mode.previousTool,
+          interactionMode: { type: "tool", tool: mode.previousTool },
+        },
+      },
+    };
+  },
+};
+
+export const toolCommands = [toolSetActiveCommand, toolEnterTemporaryPanCommand, toolExitTemporaryPanCommand] satisfies Command<unknown>[];