# Plugin-API
## Condition-Plugin
Eine Condition ist eine einzelne Prüfbedingung. Sie muss das `Condition`-Protokoll erfüllen:
```python
from integrity_protocol import Condition, ConditionResult, ConditionRegistry, Decision, Severity
class MyCondition:
id = "my-condition"
name = "My Condition"
def evaluate(self, data, registry: ConditionRegistry) -> ConditionResult:
if data.get("valid", False):
return ConditionResult(
condition_id=self.id,
name=self.name,
decision=Decision.PASS,
severity=Severity.INFO,
message="Data valid",
)
return ConditionResult(
condition_id=self.id,
name=self.name,
decision=Decision.FAIL,
severity=Severity.ERROR,
message="Data invalid",
)