Initial skeleton of support for HTTP

1 files changed, 34 insertions, 0 deletions

diff --git a/src/main/model/http/HttpResponse.java b/src/main/model/http/HttpResponse.java
new file mode 100644
index 0000000..65f5bc0
--- /dev/null
+++ b/src/main/model/http/HttpResponse.java
@@ -0,0 +1,34 @@
+package model.http;
+
+import java.util.ArrayList;
+
+public record HttpResponse(String version, int status, String reason, String body, ArrayList<Header> headers) {
+    // for constructing local error responses
+    public HttpResponse(int status, String reason) {
+        this("HTTP 1.1", status, reason, "", new ArrayList<Header>());
+    }
+
+    // probably inefficient but eh
+    public static HttpResponse parse(String response) throws InvalidResponseException {
+        try {
+            var split = response.split("\\r\\n\\r\\n");
+            var lines = split[0].split("\\r\\n");
+            var body = split[1];
+            var start = lines[0].split(" ", 3);
+            var version = start[0];
+            var status = Integer.parseInt(start[1]);
+            var reason = start[2];
+
+            var headers = new ArrayList<Header>();
+            for (int i = 1; i < lines.length; i++) {
+                split = lines[i].split(": ", 2);
+                headers.add(new Header(split[0], split[1]));
+            }
+            return new HttpResponse(version, status, reason, body, headers);
+        } catch (IndexOutOfBoundsException | NumberFormatException e) {
+            throw new InvalidResponseException();
+        }
+    }
+
+    public static class InvalidResponseException extends Exception {}
+}