doc: entity relation ship model for initial planning

doc/erd.puml

@@ -0,0 +1,106 @@
+@startuml
+
+entity User {
+  * id: number <<PK>>
+  --
+  * firstName: string
+  * lastName: string
+  * email: string
+  * password: string
+  * salt: string
+  locked: bool
+  lastLogin: datetime
+  * receiveNotifications: bool
+  * roleId: number <<FK>>
+  * areaId: number <<FK>>
+  * functionId: number <<FK>>
+}
+
+entity Role {
+  * id: number <<PK>>
+  --
+  * definition: string
+}
+
+entity Function {
+  * id: number <<PK>>
+  --
+  * definition: string
+}
+
+entity Area {
+  * id: number <<PK>>
+  --
+  * name: string
+}
+
+entity Event {
+  * id: number <<PK>>
+  --
+  * date: date
+  * startTime: time
+  * endTime: time
+  * name: string
+  * locationId: number <<FK>>
+  * voluntaryWachhabender: bool
+  * amountOfPosten: number
+  * vehicles: string
+  * clothing: string
+  * canceled: bool
+}
+
+entity Location {
+  * id: number <<PK>>
+  --
+  * name: string
+}
+
+entity Availabillity {
+  * id: number <<PK>>
+  --
+  * userId: number <<FK>>
+  * date: date
+  startTime: time
+  endTime: time
+}
+
+entity Assignement {
+  * eventId: number <<PK>>
+  * availabillityId: number <<PK>>
+  --
+  * functionId: number <<FK>>
+  startTime: time
+  endTime: time
+}
+
+entity Vehicle {
+  * id: number <<PK>>
+  --
+  * radioCallName: string
+  * station: string
+}
+
+entity VehicleAssignement {
+  * eventId: number <<PK>>
+  * vehicleId: number <<PK>>
+  --
+}
+
+User }|--|| Role
+User }|--|| Area
+User }|--|| Function
+
+Event }|--|| Location
+
+Location }|--|| Area
+
+Availabillity }|--|| User
+
+Assignement }|--|| Availabillity
+Assignement }|--|| Event
+Assignement }|--|| Function
+
+VehicleAssignement }|--|| Vehicle
+VehicleAssignement }|--|| Event
+
+@enduml