From d0a447a4090911d895070e3ac8317b6c2f8d6844 Mon Sep 17 00:00:00 2001
From: lda <lda@freetards.xyz>
Date: Wed, 1 May 2024 22:00:59 +0200
Subject: [PATCH] [WIP/ADD] Start basic room work

---
 src/Room.c                   | 43 +++++++++++++++++++++++++++++++-----
 src/Routes/RouteCreateRoom.c | 33 ++++++++++++++++++++++++++-
 src/include/Room.h           |  4 +++-
 3 files changed, 73 insertions(+), 7 deletions(-)

diff --git a/src/Room.c b/src/Room.c
index 9eb9328..1d327f2 100644
--- a/src/Room.c
+++ b/src/Room.c
@@ -31,6 +31,8 @@
 
 #include <Schema/RoomCreateRequest.h>
 
+#include <stdlib.h>
+
 struct Room
 {
     Db *db;
@@ -40,12 +42,43 @@ struct Room
     int version;
 };
 
-Room *
-RoomCreate(Db * db, RoomCreateRequest * req)
+static char *
+GenerateRoomId(void)
 {
-    (void) db;
-    (void) req;
-    return NULL;
+    return StrRandom(32); /* TODO: Add extra room info somehow
+                           * (I don't feel like theres really a way to 
+                           *  get the server info where we're doing that.) */
+}
+
+Room *
+RoomCreate(Db * db, User *user, RoomCreateRequest * req)
+{
+    Room *room;
+    char *version_string;
+    int version_num = 1;
+    if (!db || !req || !user)
+    {
+        return NULL;
+    }
+    
+    version_string = req->room_version;
+    if (version_string)
+    {
+        /* TODO: Eventually use something else than room version 1 by 
+         * default, and maybe add a config parameter. */
+        version_num = atoi(version_string);
+        version_num = version_num == 0 ? 1 : version_num;
+    }
+    room = Malloc(sizeof(Room));
+    room->db = db;
+    room->id = GenerateRoomId(); /* TODO: Check config. */
+    room->version = version_num;
+
+    /* TODO: A room is *not just* its state? */
+    room->ref = DbCreate(db, 3, "rooms", room->id, "state");
+
+    /* TODO: Populate room with information */
+    return room;
 }
 
 Room *
diff --git a/src/Routes/RouteCreateRoom.c b/src/Routes/RouteCreateRoom.c
index 126f905..6fd2430 100644
--- a/src/Routes/RouteCreateRoom.c
+++ b/src/Routes/RouteCreateRoom.c
@@ -23,11 +23,13 @@
  * SOFTWARE.
  */
 
+#include "Cytoplasm/Http.h"
 #include <Routes.h>
 
 #include <Cytoplasm/Json.h>
 
-#include <Schema/RoomCreateRequest.h>
+#include <Room.h>
+#include <User.h>
 
 ROUTE_IMPL(RouteCreateRoom, path, argp)
 {
@@ -35,7 +37,12 @@ ROUTE_IMPL(RouteCreateRoom, path, argp)
 
     HashMap *request = NULL;
     HashMap *response;
+    Room *room = NULL;
+    Db *db = args->matrixArgs->db;
     RoomCreateRequest parsed;
+    User *user = NULL;
+
+    char *token;
     char *err;
 
     (void) path;
@@ -48,6 +55,18 @@ ROUTE_IMPL(RouteCreateRoom, path, argp)
         goto finish;
     }
 
+    response = MatrixGetAccessToken(args->context, &token);
+    if (response)
+    {
+        return response;
+    }
+    user = UserAuthenticate(db, token);
+    if (!user)
+    {
+        HttpResponseStatus(args->context, HTTP_UNAUTHORIZED);
+        return MatrixErrorCreate(M_UNKNOWN_TOKEN, NULL);
+    }
+
     request = JsonDecode(HttpServerStream(args->context));
     if (!request)
     {
@@ -67,9 +86,21 @@ ROUTE_IMPL(RouteCreateRoom, path, argp)
     JsonFree(request);
     request = NULL;
 
+    if (!(room = RoomCreate(db, user, &parsed)))
+    {
+        err = "Couldn't create room.";
+        /* Consider another error status. */
+        HttpResponseStatus(args->context, HTTP_INTERNAL_SERVER_ERROR);
+        response = MatrixErrorCreate(M_UNRECOGNIZED, err);
+        goto finish;
+    }
+
     response = HashMapCreate();
+    JsonSet(response, JsonValueString(RoomIdGet(room)), 1, "room_id");
 
 finish:
     JsonFree(request);
+    RoomUnlock(room);
+    UserUnlock(user);
     return response;
 }
diff --git a/src/include/Room.h b/src/include/Room.h
index 1de979a..0ec6b20 100644
--- a/src/include/Room.h
+++ b/src/include/Room.h
@@ -42,6 +42,8 @@
 
 #include <Schema/RoomCreateRequest.h>
 
+#include <User.h>
+
 /**
  * The functions in this API operate on an opaque structure.
  */
@@ -51,7 +53,7 @@ typedef struct Room Room;
  * Create a new room in the given database using the given
  * RoomCreateRequest.
  */
-extern Room * RoomCreate(Db *, RoomCreateRequest *);
+extern Room * RoomCreate(Db *, User *, RoomCreateRequest *);
 
 /**
  * Lock the existing room in the specified database,