Add basic conversion to POST requeststest-post-reqs

Using fetch() sent a CORS preflight request, which python's basic server
couldn't understand. Using fetch()'s 'no-cors' option seems to just fail.
Ended up using Vite's proxy functionality again.

CGI script also got unexpected empty command line argument.

3 files changed, 22 insertions, 7 deletions

diff --git a/backend/cgi-bin/data.py b/backend/cgi-bin/data.py
index 3579a18..3376972 100755
--- a/backend/cgi-bin/data.py
+++ b/backend/cgi-bin/data.py
@@ -29,9 +29,10 @@ Query parameters:
     weakly-trimmed, images-only, and picked-nodes trees. The default
     is 'images'.
 """
-if len(sys.argv) > 1:
-	print(usageInfo, file=sys.stderr)
-	sys.exit(1)
+#if len(sys.argv) > 1:
+#	print(sys.argv, file=sys.stderr)
+#	print(usageInfo, file=sys.stderr)
+#	sys.exit(1)
 
 # Classes for objects sent as responses (matches lib.ts types in client-side code)
 class TolNode:
@@ -236,8 +237,12 @@ def respondJson(val):
 	sys.stdout.flush()
 	sys.stdout.buffer.write(content)
 def handleReq(dbCur):
+	content_len = int(os.environ["CONTENT_LENGTH"])
+	data = sys.stdin.read(content_len)
+	queryStr = jsonpickle.decode(data)["params"]
+	print(queryStr, file=sys.stderr)
 	# Get query params
-	queryStr = os.environ["QUERY_STRING"] if "QUERY_STRING" in os.environ else ""
+	#queryStr = os.environ["QUERY_STRING"] if "QUERY_STRING" in os.environ else ""
 	queryDict = urllib.parse.parse_qs(queryStr)
 	# Set vars from params
 	name = queryDict["name"][0] if "name" in queryDict else None
diff --git a/src/lib.ts b/src/lib.ts
index faec861..8aaeb47 100644
--- a/src/lib.ts
+++ b/src/lib.ts
@@ -7,15 +7,22 @@ import {LayoutOptions} from './layout';
 import {getBreakpoint, Breakpoint, getScrollBarWidth, onTouchDevice} from './util';
 
 // For server requests
-const SERVER_URL = 'http://localhost:8000/cgi-bin/data.py'
+const SERVER_URL = 'http://localhost:3000/cgi-bin/data.py'
 export async function queryServer(params: URLSearchParams){
 	// Construct URL
 	let url = new URL(SERVER_URL);
-	url.search = params.toString();
+	//url.search = params.toString();
 	// Query server
 	let responseObj;
 	try {
-		let response = await fetch(url.toString());
+		let response = await fetch(url.toString(), {
+			method: 'POST',
+			headers: {
+				'Content-type': 'application/json',
+			},
+			body: JSON.stringify({params: params.toString()}),
+		});
+		console.log(response)
 		responseObj = await response.json();
 	} catch (error){
 		console.log(`Error with querying ${url}: ${error}`);
diff --git a/vite.config.js b/vite.config.js
index f1e7552..ebcdcd3 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -5,6 +5,9 @@ export default defineConfig({
 	base: '/',
 	plugins: [vue()],
 	server: {
+		proxy: {
+			'/cgi-bin/data.py': 'http://localhost:8000'
+		},
 		watch: {
 			ignored: ['**/backend', '**/public']
 		},