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Diffstat (limited to 'apps/web/src/core/managers/commands.ts')
-rw-r--r--apps/web/src/core/managers/commands.ts44
1 files changed, 44 insertions, 0 deletions
diff --git a/apps/web/src/core/managers/commands.ts b/apps/web/src/core/managers/commands.ts
new file mode 100644
index 00000000..d996a30e
--- /dev/null
+++ b/apps/web/src/core/managers/commands.ts
@@ -0,0 +1,44 @@
+import type { Command } from "@/lib/commands";
+
+export class CommandManager {
+ private history: Command[] = [];
+ private redoStack: Command[] = [];
+
+ execute({ command }: { command: Command }): Command {
+ command.execute();
+ this.history.push(command);
+ this.redoStack = [];
+ return command;
+ }
+
+ undo(): void {
+ if (this.history.length === 0) return;
+ const command = this.history.pop();
+ command?.undo();
+ if (command) {
+ this.redoStack.push(command);
+ }
+ }
+
+ redo(): void {
+ if (this.redoStack.length === 0) return;
+ const command = this.redoStack.pop();
+ command?.redo();
+ if (command) {
+ this.history.push(command);
+ }
+ }
+
+ canUndo(): boolean {
+ return this.history.length > 0;
+ }
+
+ canRedo(): boolean {
+ return this.redoStack.length > 0;
+ }
+
+ clear(): void {
+ this.history = [];
+ this.redoStack = [];
+ }
+}