1 files changed, 39 insertions, 0 deletions
diff --git a/src/background/completion/CompletionUseCase.ts b/src/background/completion/CompletionUseCase.ts
new file mode 100644
index 0000000..898efd4
--- /dev/null
+++ b/src/background/completion/CompletionUseCase.ts
@@ -0,0 +1,39 @@
+import { inject, injectable } from "tsyringe";
+import HistoryRepository from "./HistoryRepository";
+import BookmarkRepository from "./BookmarkRepository";
+import CachedSettingRepository from "../repositories/CachedSettingRepository";
+
+export type BookmarkItem = {
+  title: string
+  url: string
+}
+
+export type HistoryItem = {
+  title: string
+  url: string
+}
+
+@injectable()
+export default class CompletionUseCase {
+  constructor(
+    private bookmarkRepository: BookmarkRepository,
+    private historyRepository: HistoryRepository,
+    @inject("CachedSettingRepository")
+    private cachedSettingRepository: CachedSettingRepository,
+  ) {
+  }
+
+  async requestSearchEngines(query: string): Promise<string[]> {
+    const settings = await this.cachedSettingRepository.get();
+    return Object.keys(settings.search.engines)
+      .filter(key => key.startsWith(query))
+  }
+
+  requestBookmarks(query: any): Promise<BookmarkItem[]> {
+    return this.bookmarkRepository.queryBookmarks(query);
+  }
+
+  async requestHistory(query: string): Promise<HistoryItem[]> {
+    return this.historyRepository.queryHistories(query);
+  }
+}
+\ No newline at end of file