create editor store

1 files changed, 26 insertions, 0 deletions

diff --git a/web/pw-server/src/lib/stores/editor_state.ts b/web/pw-server/src/lib/stores/editor_state.ts
new file mode 100644
index 0000000..641994b
--- /dev/null
+++ b/web/pw-server/src/lib/stores/editor_state.ts
@@ -0,0 +1,26 @@
+import { writable } from "svelte/store";
+
+const MAX_MATCHES = 100;
+
+function createMatchHistory() {
+  const { subscribe, update } = writable([]);
+
+  function pushMatch(match: object) {
+    update((matches) => {
+      if (matches.length == MAX_MATCHES) {
+        matches.pop();
+      }
+      matches.unshift(match);
+
+      return matches;
+    });
+  }
+
+  return {
+    subscribe,
+    pushMatch,
+  };
+}
+
+export const matchHistory = createMatchHistory();
+export const selectedOpponent = writable(null);