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check nick and email are unique

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zapashcanon 2021-11-07 00:54:35 +01:00
parent a951a7584a
commit 6f7a3c568c
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2 changed files with 17 additions and 7 deletions
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22
src/user.ml
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@ -48,14 +48,24 @@ let register ~email ~nick ~password =
if not valid then
Error "Something is wrong"
else
(* TODO: add check uniqueness of id *)
let open Sqlite3_utils in
let res =
let unique =
Db.with_db (fun db ->
exec_raw_args db "INSERT INTO user VALUES (?, ?, ?);"
[| Data.TEXT nick; Data.TEXT password; Data.TEXT email |]
exec_raw_args db
"SELECT EXISTS(SELECT 1 FROM user WHERE nick=? OR email=?);"
[| Data.TEXT nick; Data.TEXT email |]
~f:Cursor.to_list )
in
match res with
| Ok res -> Ok res
match unique with
| Ok [ [| Data.INT 0L |] ] -> (
let res =
Db.with_db (fun db ->
exec_raw_args db "INSERT INTO user VALUES (?, ?, ?);"
[| Data.TEXT nick; Data.TEXT password; Data.TEXT email |]
~f:Cursor.to_list )
in
match res with
| Ok res -> Ok res
| Error e -> Error (Format.sprintf "db error: %s" (Rc.to_string e)) )
| Ok _ -> Error "nick or email already exists"
| Error e -> Error (Format.sprintf "db error: %s" (Rc.to_string e))