Started to implement server

src/restapi.ts

@@ -0,0 +1,48 @@
+import { Context, Router } from "https://deno.land/x/oak/mod.ts";
+import { FileService } from "./fileservice.ts";
+import { readerFromStreamReader } from "https://deno.land/std@0.189.0/streams/mod.ts";
+import { asyncIterableToArray } from "./utils.ts";
+
+
+
+type Handler = (ctx: Context) => void;
+
+
+function listFileHandlerFactory(fileService: FileService): Handler {
+    return async (ctx: Context) => {
+        ctx.response.type = "application/json";
+        ctx.response.body = await asyncIterableToArray(fileService.list());
+    };
+}
+
+
+function createFileHandlerFactory(fileService: FileService): Handler {
+    return async (ctx: Context) => {
+        const untypedCtx: any = ctx;
+        ctx.response.body = 'This is a post';
+        const path = untypedCtx.request.url.searchParams.get('path');
+
+        const reqBody = await ctx.request.body({ type: "stream" }).value;
+        const reader = readerFromStreamReader(reqBody.getReader())
+        fileService.createFromReader(path, reader);
+    };
+}
+
+
+function getFileHandlerFactory(fileService: FileService): Handler {
+    return (ctx: Context) => {
+        const untypedCtx: any = ctx;
+        const fileId = untypedCtx.params.file_id;
+        // ctx.response.body = await fileService.getRawBodyByPath()
+    };
+}
+
+
+export function buildAPI(router: Router, fileService: FileService): Router {
+
+    router.get('/files', listFileHandlerFactory(fileService));
+    router.get('/files/:file_id', getFileHandlerFactory(fileService));
+    router.post('/files', createFileHandlerFactory(fileService));
+
+    return router;
+}