support multiple teamleads in each team (#2702)

* fix jumping avatars
* fix line-break after color dot for long names

src/Validator/Constraints/Team.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Validator\Constraints;
+
+use Doctrine\Common\Annotations\Annotation\Target;
+use Symfony\Component\Validator\Constraint;
+
+/**
+ * @Annotation
+ * @Target({"CLASS", "PROPERTY", "METHOD", "ANNOTATION"})
+ */
+class Team extends Constraint
+{
+    public const MISSING_TEAMLEAD = 'kimai-team-001';
+
+    protected static $errorNames = [
+        self::MISSING_TEAMLEAD => 'At least one team leader must be assigned to the team.',
+    ];
+
+    public $message = 'The team has invalid settings.';
+
+    public function getTargets()
+    {
+        return self::CLASS_CONSTRAINT;
+    }
+}

src/Validator/Constraints/TeamValidator.php

@@ -0,0 +1,41 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Validator\Constraints;
+
+use App\Entity\Team as TeamEntity;
+use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\ConstraintValidator;
+use Symfony\Component\Validator\Exception\UnexpectedTypeException;
+
+class TeamValidator extends ConstraintValidator
+{
+    /**
+     * @param TeamEntity $value
+     * @param Constraint $constraint
+     */
+    public function validate($value, Constraint $constraint)
+    {
+        if (!($constraint instanceof Team)) {
+            throw new UnexpectedTypeException($constraint, Team::class);
+        }
+
+        if (!\is_object($value) || !($value instanceof TeamEntity)) {
+            return;
+        }
+
+        if (!$value->hasTeamleads()) {
+            $this->context->buildViolation(Team::getErrorName(Team::MISSING_TEAMLEAD))
+                ->atPath('teamleads')
+                ->setTranslationDomain('validators')
+                ->setCode(Team::MISSING_TEAMLEAD)
+                ->addViolation();
+        }
+    }
+}