From d3c82e927759238d0ecd875e89d38df86db427c1 Mon Sep 17 00:00:00 2001
From: 728 <septem.duo.octo@outlook.com>
Date: Tue, 24 Jan 2023 13:11:14 +0800
Subject: [PATCH] serve #34

---
 cli/build.zsh                 |  1 +
 ismism.ts/src/praxic/query.ts |  8 ++++++
 ismism.ts/src/serve.ts        | 48 +++++++++++++++++++++++++++++++++++
 ismism.ts/tst/query.http      |  7 +++++
 4 files changed, 64 insertions(+)
 create mode 100644 ismism.ts/src/praxic/query.ts
 create mode 100644 ismism.ts/src/serve.ts
 create mode 100644 ismism.ts/tst/query.http

diff --git a/cli/build.zsh b/cli/build.zsh
index cbd5037..da3499d 100644
--- a/cli/build.zsh
+++ b/cli/build.zsh
@@ -5,4 +5,5 @@ rm -rf ui
 
 cd ismism.ts
 
+deno bundle src/serve.ts ../cli/serve.js
 deno bundle cli/dbreset.ts ../cli/dbreset.js
diff --git a/ismism.ts/src/praxic/query.ts b/ismism.ts/src/praxic/query.ts
new file mode 100644
index 0000000..d1667a5
--- /dev/null
+++ b/ismism.ts/src/praxic/query.ts
@@ -0,0 +1,8 @@
+import { DocR } from "../db.ts"
+
+export async function query<T>(
+	f: string,
+	p: URLSearchParams,
+): DocR<T> {
+	return null
+}
diff --git a/ismism.ts/src/serve.ts b/ismism.ts/src/serve.ts
new file mode 100644
index 0000000..b2cd502
--- /dev/null
+++ b/ismism.ts/src/serve.ts
@@ -0,0 +1,48 @@
+import { serve } from "https://deno.land/std@0.173.0/http/server.ts"
+import { jwk_load } from "./ontic/jwt.ts"
+import { utc_short } from "./ontic/utc.ts"
+import { query } from "./praxic/query.ts"
+
+let etag = `W/"${Date.now()}"`
+
+function log(
+	utc: number,
+	msg: string,
+	status?: number,
+) {
+	console.log(`${utc_short(utc)} - ${msg} - ${status ?? ""} - ${etag}`)
+}
+
+async function route(
+	req: Request
+): Promise<Response> {
+	const url = new URL(req.url)
+	const [_, r, f] = url.pathname.split("/")
+	const t = Date.now()
+	switch (r) {
+		case "quit": {
+			log(t, "quit")
+			Deno.exit(); break
+		} case "update": {
+			etag = `W/"${t}"`
+			log(t, "etag updated")
+			return new Response(null, { status: 200, headers: { etag } })
+		} case "q": {
+			if (req.headers.get("if-none-match")?.includes(etag)) {
+				log(t, `${f}${url.search}`, 304)
+				return new Response(null, { status: 304, headers: { etag } })
+			}
+			log(t, `${f}${url.search}`, 200)
+			return new Response(
+				JSON.stringify(await query(f, url.searchParams)), {
+				status: 200,
+				headers: { etag }
+			})
+
+		}
+	}
+	return new Response(null, { status: 400 })
+}
+
+await jwk_load()
+serve(route, { port: 728 })
diff --git a/ismism.ts/tst/query.http b/ismism.ts/tst/query.http
new file mode 100644
index 0000000..f5539bf
--- /dev/null
+++ b/ismism.ts/tst/query.http
@@ -0,0 +1,7 @@
+GET http://localhost:728/quit
+
+### 
+GET http://localhost:728/update HTTP/1.1
+
+### 
+GET http://localhost:728/q HTTP/1.1