added insert

src/db_insert_user.c

@@ -1,7 +1,12 @@
+#include "cJSON.h"
 #include "database.h"
 #include "sql.h"
 #include "user.h"
 
+#ifndef USE_SQLITE3
+#include "file.h"
+#endif
+
 User *db_insert_user(const char *username, const char *email,
                      const char *password, const char *group,
                      const bool *is_superuser) {
@@ -62,7 +67,61 @@ User *db_insert_user(const char *username, const char *email,
       new_user(inserted_id, username, email, password, group, is_superuser);
   return new_db_user;
 #else
-  User *asdf = new_user(0, "asdf", "asdf", "asdf", "asdf", false);
-  return asdf;
+  pthread_mutex_lock(&users_file_mutex);
+  char *data = read_file("users_db.json");
+  cJSON *users = cJSON_Parse(data);
+  char *old_data = cJSON_Print(users);
+  if (old_data == NULL) {
+      printf("ERR");
+  }
+  cJSON *user = nullptr;
+  int users_size = 0;
+  User *found = nullptr;
+  cJSON_ArrayForEach(user, users) {
+    cJSON *user_id = cJSON_GetObjectItem(user, "id");
+    cJSON *user_username = cJSON_GetObjectItem(user, "username");
+    cJSON *user_password = cJSON_GetObjectItem(user, "password");
+    cJSON *user_email = cJSON_GetObjectItem(user, "email");
+    cJSON *user_group = cJSON_GetObjectItem(user, "group");
+    cJSON *user_is_superuser = cJSON_GetObjectItem(user, "is_superuser");
+    if (!strcmp(user_username->valuestring, username)) {
+      found = new_user(user_id->valueint, user_username->valuestring,
+                       user_password->valuestring, user_email->valuestring,
+                       user_group->valuestring, user_is_superuser->valueint);
+    }
+    users_size++;
+  }
+  if (found != nullptr) {
+      return nullptr;
+  }
+  cJSON *new_user_data = cJSON_CreateObject();
+  cJSON *new_user_id = cJSON_CreateNumber(users_size);
+  cJSON *new_user_username = cJSON_CreateString(username);
+  cJSON *new_user_password = cJSON_CreateString(password);
+  cJSON *new_user_email = cJSON_CreateString(email);
+  cJSON *new_user_group = cJSON_CreateString(group);
+  cJSON *new_user_is_superuser = cJSON_CreateBool(*is_superuser);
+  cJSON_AddItemToObject(new_user_data, "id", new_user_id);
+  cJSON_AddItemToObject(new_user_data, "username", new_user_username);
+  cJSON_AddItemToObject(new_user_data, "password", new_user_password);
+  cJSON_AddItemToObject(new_user_data, "email", new_user_email);
+  cJSON_AddItemToObject(new_user_data, "group", new_user_group);
+  cJSON_AddItemToObject(new_user_data, "is_superuser", new_user_is_superuser);
+  char *new_user_data_string = cJSON_Print(new_user_data);
+  printf("%s\n", new_user_data_string);
+  if (users_size == 0) {
+      users = cJSON_CreateArray();
+  }
+  cJSON_AddItemToArray(users, new_user_data);
+  char *new_data = cJSON_Print(users);
+  if (new_data == NULL) {
+      printf("ERR");
+  }
+  // printf("%s\n", strdup(new_data));
+  // write_file("users_db.json", new_data);
+  free(new_data);
+  pthread_mutex_unlock(&users_file_mutex);
+  User *return_user = new_user(users_size, username, email, password, group, is_superuser);
+  return return_user;
 #endif
 }