schema.graphql

# This schema is used for wokshop

"""Custom scalar type for emails"""
scalar Email
"""Custom scalar type for date times"""
scalar Datetime
"""This scalar type is used for Url's"""
scalar Url

# In the future we could add new currencies if required
"""Type of currency"""
enum Currency{
  "Euro"
  Euro
  "Dollar"
  Dollar
}

"""Type of meetings"""
enum MeetingType {
  "Decission making meeting"
  decissionMaking
  "Brainstorming meeting"
  brainstorming
  "Planning meeting"
  planning
  "One to one meeting"
  oneToOne
}

"""It contains details for a meeting"""
type Meeting {
  "Unique identifier for each room"
  id:ID!
  "Subject of meeting"
  subject:String!
  "Type of meeting"
  type:MeetingType
  "True if meeting has been cancelled"
  cancelled:Boolean!
  "Room where meeting will take place"
  room:Room
  "Web conference link for online assistants"
  conferenceLink:Url
  "When the meeting will take place"
  when:Datetime!
	"Organizer of the meeting"
  organizer:Employee
  "List of invitations"
  invitations:[MeetingInvitation!]
}

"""It contains details for meeting rooms"""
type Room {
  "Unique identifier for each room"
  id:ID!
  "Max number of people per room"
  capacity:Int #Usefull information for choice the mos suitable room
}

"""Invitation for people"""
type MeetingInvitation {
  "Invited person to the meeting"
  person:Person!
  "True if person confirmed assistance"
  accepted:Boolean
}

"""Interface with common fields for any person"""
interface Person {
  "Firstname of the person"
  firstname:String
  "Lastname of the person"
  lastname:String
  "Email of the person"
  email:Email!
}

"""It contains fields for employee and the inheritared from Interface Person"""
type Employee implements Person{
   "Unique identifier for each employee"
  identifier:ID!
  "Firstname of the employee"
  firstname:String
  "Lastname of the employee"
  lastname:String
  "Email of the employee"
  email:Email!
  "Salary of employee that can be asked in Euro or Dollar"
  salary(currency:Currency=Euro):Float # By default is Euro
}

"""It contains fields for external workers and the inheritared from Interface Person"""
type ExternalWorker implements Person {
 "Firstname of the external worker"
  firstname:String
  "Lastname of the external worker"
  lastname:String
  "Email of the external worker"
  email:Email!
  "Name of company of the external worker"
  company:String
}

"""Query operations are described here"""
type Query {
  listMeetings:[Meeting]
  listItems:[Item!]
  getMeeting(meetingId:ID):Meeting!
  listEmployeesWithSalaryUpper(salary:Float,currency:Currency=Euro):[Employee!]
}


"""Union used to list both Rooms and Meetings in same query"""
union Item = Room | Meeting

"""Mutation oeprations are defined here"""
type Mutation {
  """add a new employee operation"""
  addEmployee(employee:EmployeeRequest!):Employee!
  """add a new room operation"""
  addRoom(room:RoomRequest):Room!
  """add a new meeting operation"""
  addMeeting(meeting:MeetingRequest!):Meeting!
  """send invitation for a meeting"""
  sendInvitation(invitation:InvitationRequest!):Meeting!
  """reply invitation for a meeting"""
  replyInvitation(invitation:InvitationConfirmationRequest):MeetingInvitation!
  """Delete an existing meeting"""
  deleteMeeting(meetingId:ID!):[Meeting!]
}

"""Subscription operations"""
type Subscription {
  """check if a new invitations is responsed"""
  checkMeetingInvitations(meetingId:ID!):Meeting!
}

"""Input type used to create a new employee"""
input EmployeeRequest {
  "Unique identifier for each employee"
  identifier:ID!
  "Firstname of the employee"
  firstname:String
  "Lastname of the employee"
  lastname:String
  "Email of the employee"
  email:Email!
  "Salary of employee that can be asked in Euro or Dollar"
  salary:Float
}

"""Input type used to create a new room"""
input RoomRequest {
  "Unique identifier for each room"
  id:ID!
  "Max number of people per room"
  capacity:Int
}

"""Input type used to create a new meeting"""
input MeetingRequest {
  id:ID!
  "Subject of meeting"
  subject:String!
  "Type of meeting"
  type:MeetingType
  "Room identifier"
  roomId:ID
  "Web conference link for online assistants"
  conferenceLink:Url
  "When the meeting will take place"
  when:Datetime!
	"Organizer of the meeting"
  organizerId:ID!
}
input ExternalWorkerRequest {
  "Firstname of the external worker"
   firstname:String
   "Lastname of the external worker"
   lastname:String
   "Email of the external worker"
   email:Email!
   "Name of company of the external worker"
   company:String
}

"""Input type used to send an invitation"""
input InvitationRequest {
  "Identifier for the meeting"
  meetingId:ID!
  "External worker details"
  externalWorker:ExternalWorkerRequest
  "Employee identifier"
  employeeId:ID
}
"""Input type used to confirm an invitation for a meeting"""
input InvitationConfirmationRequest {
  "Identifier for the meeting"
  meetingId:ID!
  "External worker details"
  externalWorker:ExternalWorkerRequest
  "Employee identifier"
  employeeId:ID
  "True if person accept invitation or false in other case"
  accepted:Boolean!
}