Invitations

2 types

• When the admin invite a new user
• When a user want to join a group

To do

• Remove declined and pending membership

  Remove all the verification of pending and declined in code

  Create a class invitation with : type, id, groupId, invitorId, musicianId

  Route for musician to send invitation to group POST /profil/invitation

  Route for group to send invitation to musician POST /groups/{groupId}/invitation

  Route for profil to get all his invitation received GET /profil/invitation/received

  Route for profil to get all his invitation sent GET /profil/invitation/sent

  Route for group to get all of these invition received GET /groups/{groupId}/invitation/received

  Route for group to get all of these invitation sent GET /groups/{groupId}/invitation/sent

  Route for group to accept invitation POST /groups/{groupId}/invitation/{invitationId}/accept

  Route for profil to accept invitation POST /profil/invitation/{invitationId}/accept

  Route for group to decline invitation POST /groups/{groupId}/invitation/{invitationId}/accept

  Route for profil to decline invitation POST /profil/invitation/{invitationId}/accept

  Route for group to delete an invitation POST /groups/{groupId}/invitation/{invitationId}/decline

  Route for profil to delete an invitation POST /profil/invitation/{invitationId}/decline

  Make notification when musician or group accept invitation

  Make notification when musician or group refuse inviation

  Make notification when musician or group has receive a invitation

  Make sure that when an invitation is confirmed, all other invitation ( both types) from same group and same musician are deleted
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