<cfsetting showdebugoutput="false">
<cfsetting enablecfoutputonly="true">

<cfscript>
/*
  PATH:
    C:\lucee\tomcat\webapps\ROOT\biz.payfrit.com\api\auth\login.cfm

  INPUT (JSON):
    { "username": "...", "password": "..." }

  OUTPUT (JSON):
    { OK:true, ERROR:"", UserID:123, UserFirstName:"...", Token:"..." }

  Uses existing UserTokens table:
    TokenID (auto), UserID, Token, CreatedAt (DEFAULT CURRENT_TIMESTAMP)
  -> INSERT does NOT include CreatedAt.
*/

function apiAbort(required struct payload) {
  writeOutput(serializeJSON(payload));
  abort;
}

function readJsonBody() {
  var raw = getHttpRequestData().content;
  if (isNull(raw)) raw = "";
  if (!len(trim(raw))) return {};
  try {
    var data = deserializeJSON(raw);
    if (isStruct(data)) return data;
  } catch (any e) {}
  return {};
}

function normalizeUsername(required string u) {
  var x = trim(arguments.u);
  x = replace(x, " ",  "", "all");
  x = replace(x, "(",  "", "all");
  x = replace(x, ")",  "", "all");
  x = replace(x, "-",  "", "all");
  return x;
}

data = readJsonBody();
username = structKeyExists(data, "username") ? normalizeUsername("" & data.username) : "";
password = structKeyExists(data, "password") ? ("" & data.password) : "";

if (!len(username) || !len(password)) {
  apiAbort({ "OK": false, "ERROR": "missing_fields" });
}

try {
  q = queryExecute(
    "
      SELECT UserID, UserFirstName
      FROM Users
      WHERE
        (
          (UserEmailAddress = ?) OR
          (UserContactNumber = ?)
        )
        AND UserPassword = ?
        AND UserIsEmailVerified = 1
        AND UserIsContactVerified > 0
      LIMIT 1
    ",
    [
      { value = username, cfsqltype = "cf_sql_varchar" },
      { value = username, cfsqltype = "cf_sql_varchar" },
      { value = hash(password), cfsqltype = "cf_sql_varchar" }
    ],
    { datasource = "payfrit" }
  );

  if (q.recordCount NEQ 1) {
    apiAbort({ "OK": false, "ERROR": "bad_credentials" });
  }

  token = replace(createUUID(), "-", "", "all");

  queryExecute(
    "INSERT INTO UserTokens (UserID, Token) VALUES (?, ?)",
    [
      { value = q.UserID, cfsqltype = "cf_sql_integer" },
      { value = token, cfsqltype = "cf_sql_varchar" }
    ],
    { datasource = "payfrit" }
  );

  // Optional: also set session for browser tools
  lock timeout="15" throwontimeout="yes" type="exclusive" scope="session" {
    session.UserID = q.UserID;
  }
  request.UserID = q.UserID;

  writeOutput(serializeJSON({
    "OK": true,
    "ERROR": "",
    "UserID": q.UserID,
    "UserFirstName": q.UserFirstName,
    "Token": token
  }));
  abort;

} catch (any e) {
  apiAbort({
    "OK": false,
    "ERROR": "server_error",
    "MESSAGE": "DB error during login",
    "DETAIL": e.message
  });
}
</cfscript>
