AdamusLeave Management API

Complete API documentation for the leave management system.

API Base URL

All API endpoints are prefixed with the following base URL.

https://api.adamus.com/api/v1

Authentication

SMS-based OTP authentication system

POST /auth/request-sms-otp

Sends a 4-digit OTP to the user's phone number via SMS for authentication.

Request Body

{
  "phone": "+233XXXXXXXXX"
}

Response (200 OK)

{
  "status": "success",
  "message": "OTP sent to phone number",
  "data": {
    "phone": "+233XXXXXXXXX"
  }
}

Notes

Preferred endpoint for SMS-based authentication.

POST /auth/request-otp

Sends a 4-digit OTP to the user's phone number via SMS for authentication.

Request Body

{
  "phone": "+233XXXXXXXXX"
}

Response (200 OK)

{
  "status": "success",
  "message": "OTP sent to phone number",
  "data": {
    "phone": "+233XXXXXXXXX"
  }
}

Notes

Maintained for backward compatibility. Use /auth/request-sms-otp for new implementations.

POST /auth/verify-sms-otp

Verifies the SMS OTP provided by the user and returns a JWT token if valid.

Request Body

{
  "phone": "+233XXXXXXXXX",
  "otp": "1234"
}

Response (200 OK)

{
  "status": "success",
  "message": "Authentication successful",
  "data": {
    "user": {
      "_id": "6075d1505f943a2e34b1fff1",
      "firstName": "John",
      "lastName": "Doe",
      "email": "user@example.com",
      "role": "staff",
      "permissions": [],
      "department": "6075d1505f943a2e34b1fff2",
      "position": "Software Engineer",
      "staffId": "EMP001"
    },
    "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."
  }
}

Notes

Preferred endpoint for SMS-based authentication.

POST /auth/verify-otp

Verifies the SMS OTP provided by the user and returns a JWT token if valid.

Request Body

{
  "phone": "+233XXXXXXXXX",
  "otp": "1234"
}

Response (200 OK)

{
  "status": "success",
  "message": "Authentication successful",
  "data": {
    "user": {
      "_id": "6075d1505f943a2e34b1fff1",
      "firstName": "John",
      "lastName": "Doe",
      "email": "user@example.com",
      "role": "staff",
      "permissions": [],
      "department": "6075d1505f943a2e34b1fff2",
      "position": "Software Engineer",
      "staffId": "EMP001"
    },
    "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."
  }
}

Departments

Endpoints for managing departments

GET /departments

Retrieves all departments, optionally in a hierarchical structure.

Request Parameters

Parameter	Type	Description	Required
hierarchical	Boolean	If true, returns departments in a hierarchical structure	No

GET /departmentswith parameters

GET /departments?id={departmentId}

Retrieves a specific department by its ID.

GET /departmentswith parameters

GET /departments?id={departmentId}&users=true

Retrieves all users in a specific department, with pagination support.

Request Parameters

Parameter	Type	Description	Required
includeSubDepartments	Boolean	If true, includes users from sub-departments	No
page	Number	Page number for pagination	No
limit	Number	Number of users per page	No

POST /departments

Creates a new department.

Request Body

{
  "name": "Engineering",
  "description": "Software Engineering Department",
  "manager": "6075d1505f943a2e34b1fff1",
  "parent": "6075d1505f943a2e34b1fff3" // Optional parent department
}

Response (200 OK)

{
  "status": "success",
  "message": "Department created successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fff4",
    "name": "Engineering",
    "description": "Software Engineering Department",
    "manager": "6075d1505f943a2e34b1fff1",
    "parent": "6075d1505f943a2e34b1fff3",
    "createdAt": "2023-01-01T00:00:00.000Z",
    "updatedAt": "2023-01-01T00:00:00.000Z"
  }
}

Leave Calculator

Endpoints for calculating leave details before submission

POST /leave-calculator

Calculates leave details based on input parameters.

Request Body

{
  "startDate": "2025-05-01T00:00:00.000Z",
  "endDate": "2025-05-10T00:00:00.000Z",
  "numberOfDays": 10,
  "leaveType": "annual",
  "isShiftWorker": false
}

Response (200 OK)

{
  "status": "success",
  "message": "Leave details calculated successfully",
  "data": {
    "startDate": "2025-05-01T00:00:00.000Z",
    "endDate": "2025-05-10T00:00:00.000Z",
    "numberOfDays": 10,
    "workingDays": 7,
    "resumptionDate": "2025-05-11T00:00:00.000Z",
    "includesWeekendsAndHolidays": false,
    "isValid": true
  }
}

Leave Records

Endpoints for managing leave requests

GET /leave-records

Retrieves all leave records with filtering and pagination.

Request Parameters

Parameter	Type	Description	Required
page	Number	Page number for pagination	No
limit	Number	Number of records per page	No
status	String	Filter by status (pending, approved, rejected, cancelled)	No
type	String	Filter by leave type (annual, sick, maternity, etc.)	No
staffId	String	Filter by staff ID	No
startDate	Date	Filter by start date (minimum)	No
endDate	Date	Filter by end date (maximum)	No

GET /leave-recordswith parameters

GET /leave-records?id={leaveId}

Retrieves a specific leave record by its ID.

POST /leave-records

Submits a new leave request.

Request Body

{
  "staffId": "6075d1505f943a2e34b1fff1", // Optional, defaults to authenticated user
  "startDate": "2025-05-01T00:00:00.000Z",
  "endDate": "2025-05-10T00:00:00.000Z",
  "numberOfDays": 10,
  "type": "annual",
  "reason": "Vacation",
  "isShiftWorker": false
}

Response (200 OK)

{
  "status": "success",
  "message": "Leave request submitted successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fff5",
    "staff": "6075d1505f943a2e34b1fff1",
    "requestedBy": "6075d1505f943a2e34b1fff1",
    "startDate": "2025-05-01T00:00:00.000Z",
    "endDate": "2025-05-10T00:00:00.000Z",
    "resumptionDate": "2025-05-11T00:00:00.000Z",
    "type": "annual",
    "status": "pending",
    "reason": "Vacation",
    "numberOfDays": 10,
    "workingDaysCount": 7,
    "isShiftWorker": false,
    "createdAt": "2023-01-01T00:00:00.000Z",
    "updatedAt": "2023-01-01T00:00:00.000Z"
  }
}

PUT /leave-recordswith parameters

PUT /leave-records?id={leaveId}

Updates a leave record status (approve/reject).

Request Body

{
  "status": "approved",
  "comment": "Approved by manager" // Optional comment
}

Response (200 OK)

{
  "status": "success",
  "message": "Leave request approved successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fff5",
    "staff": "6075d1505f943a2e34b1fff1",
    "requestedBy": "6075d1505f943a2e34b1fff1",
    "startDate": "2025-05-01T00:00:00.000Z",
    "endDate": "2025-05-10T00:00:00.000Z",
    "resumptionDate": "2025-05-11T00:00:00.000Z",
    "type": "annual",
    "status": "approved",
    "reason": "Vacation",
    "numberOfDays": 10,
    "workingDaysCount": 7,
    "isShiftWorker": false,
    "createdAt": "2023-01-01T00:00:00.000Z",
    "updatedAt": "2023-01-01T00:00:00.000Z"
  }
}

PUT /leave-recordswith parameters

PUT /leave-records?id={leaveId}&action=cancel

Cancels a leave request.

Request Body

{
  "comment": "Personal reasons" // Optional comment for cancellation
}

Response (200 OK)

{
  "status": "success",
  "message": "Leave request cancelled successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fff5",
    "status": "cancelled",
    // ... other leave record properties
  }
}

DELETE /leave-recordswith parameters

DELETE /leave-records?id={leaveId}

Deletes a leave record (soft delete, admin only).

Response (200 OK)

{
  "status": "success",
  "message": "Leave record deleted successfully",
  "data": null
}

Leave Balances

Endpoints for managing leave balances

GET /leave-balances

Retrieves leave balances for all staff (admin only).

Request Parameters

Parameter	Type	Description	Required
page	Number	Page number for pagination	No
limit	Number	Number of records per page	No

GET /leave-balanceswith parameters

GET /leave-balances?staffId={staffId}

Retrieves leave balance for a specific staff member.

Response (200 OK)

{
  "status": "success",
  "message": "Leave balance retrieved successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fff6",
    "staff": "6075d1505f943a2e34b1fff1",
    "annual": 24,
    "sick": 60,
    "maternity": 90,
    "paternity": 3,
    "bereavement": 10,
    "casual": 0,
    "accrued": 15,
    "total": 204,
    "updatedAt": "2023-01-01T00:00:00.000Z"
  }
}

PUT /leave-balanceswith parameters

PUT /leave-balances?staffId={staffId}

Updates leave balance for a staff member (admin/HR only).

Request Body

{
  "annual": 24,
  "sick": 60,
  "maternity": 90,
  "paternity": 5,
  "bereavement": 10,
  "casual": 0,
  "accrued": 15
}

Response (200 OK)

{
  "status": "success",
  "message": "Leave balance updated successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fff6",
    "staff": "6075d1505f943a2e34b1fff1",
    "annual": 24,
    "sick": 60,
    "maternity": 90,
    "paternity": 3,
    "bereavement": 10,
    "casual": 0,
    "accrued": 15,
    "total": 204,
    "updatedAt": "2023-01-01T00:00:00.000Z"
  }
}

Holidays

Endpoints for managing company holidays

GET /holidays

Retrieves all holidays.

Request Parameters

Parameter	Type	Description	Required
year	Number	Filter by year	No

Response (200 OK)

{
  "status": "success",
  "message": "Holidays retrieved successfully",
  "data": [
    {
      "_id": "6075d1505f943a2e34b1fff7",
      "name": "New Year's Day",
      "type": "fixed",
      "fixedDate": "2025-01-01T00:00:00.000Z",
      "createdAt": "2023-01-01T00:00:00.000Z",
      "updatedAt": "2023-01-01T00:00:00.000Z"
    },
    {
      "_id": "6075d1505f943a2e34b1fff8",
      "name": "Christmas Day",
      "type": "fixed",
      "fixedDate": "2025-12-25T00:00:00.000Z",
      "createdAt": "2023-01-01T00:00:00.000Z",
      "updatedAt": "2023-01-01T00:00:00.000Z"
    }
  ]
}

POST /holidays

Creates a new holiday (admin/HR only).

Request Body

{
  "name": "Independence Day",
  "type": "fixed",
  "fixedDate": "2025-07-04T00:00:00.000Z"
}

Response (200 OK)

{
  "status": "success",
  "message": "Holiday created successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fff9",
    "name": "Independence Day",
    "type": "fixed",
    "fixedDate": "2025-07-04T00:00:00.000Z",
    "createdAt": "2023-01-01T00:00:00.000Z",
    "updatedAt": "2023-01-01T00:00:00.000Z"
  }
}

PUT /holidayswith parameters

PUT /holidays?id={holidayId}

Updates a holiday (admin/HR only).

Request Body

{
  "name": "Updated Holiday Name",
  "type": "fixed",
  "fixedDate": "2025-07-05T00:00:00.000Z"
}

Response (200 OK)

{
  "status": "success",
  "message": "Holiday updated successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fff9",
    "name": "Updated Holiday Name",
    "type": "fixed",
    "fixedDate": "2025-07-05T00:00:00.000Z",
    "createdAt": "2023-01-01T00:00:00.000Z",
    "updatedAt": "2023-01-01T00:00:00.000Z"
  }
}

DELETE /holidayswith parameters

DELETE /holidays?id={holidayId}

Deletes a holiday (admin/HR only).

Response (200 OK)

{
  "status": "success",
  "message": "Holiday deleted successfully",
  "data": null
}

Users

Endpoints for managing users

GET /users

Retrieves all users with filtering and pagination.

Request Parameters

Parameter	Type	Description	Required
page	Number	Page number for pagination	No
limit	Number	Number of users per page	No
role	String	Filter by role (admin, staff, manager, general-manager)	No
department	String	Filter by department ID	No
search	String	Search by name, email, or staff ID	No

GET /userswith parameters

GET /users?id={userId}

Retrieves a specific user by ID.

POST /users

Creates a new user (admin only).

Request Body

{
  "firstName": "Jane",
  "lastName": "Doe",
  "email": "jane.doe@example.com",
  "staffId": "EMP002",
  "phone": "+233123456789",
  "role": "staff",
  "position": "UI Designer",
  "permissions": ["request_on_behalf"],
  "department": "6075d1505f943a2e34b1fff2"
}

Response (200 OK)

{
  "status": "success",
  "message": "User created successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fffa",
    "firstName": "Jane",
    "lastName": "Doe",
    "email": "jane.doe@example.com",
    "staffId": "EMP002",
    "phone": "+233123456789",
    "role": "staff",
    "position": "UI Designer",
    "permissions": ["request_on_behalf"],
    "department": "6075d1505f943a2e34b1fff2",
    "employeeStatus": "active",
    "createdAt": "2023-01-01T00:00:00.000Z",
    "updatedAt": "2023-01-01T00:00:00.000Z"
  }
}

PUT /userswith parameters

PUT /users?id={userId}

Updates a user (admin only).

Request Body

{
  "firstName": "Jane",
  "lastName": "Smith",
  "email": "jane.smith@example.com",
  "phone": "+233123456789",
  "role": "manager",
  "position": "Lead UI Designer",
  "permissions": ["request_on_behalf", "approve_leaves"],
  "department": "6075d1505f943a2e34b1fff2",
  "employeeStatus": "active"
}

Response (200 OK)

{
  "status": "success",
  "message": "User updated successfully",
  "data": {
    "_id": "6075d1505f943a2e34b1fffa",
    "firstName": "Jane",
    "lastName": "Smith",
    "email": "jane.smith@example.com",
    "staffId": "EMP002",
    "phone": "+233123456789",
    "role": "manager",
    "position": "Lead UI Designer",
    "permissions": ["request_on_behalf", "approve_leaves"],
    "department": "6075d1505f943a2e34b1fff2",
    "employeeStatus": "active",
    "createdAt": "2023-01-01T00:00:00.000Z",
    "updatedAt": "2023-01-01T00:00:00.000Z"
  }
}

DELETE /userswith parameters

DELETE /users?id={userId}

Soft deletes a user (admin only).

Response (200 OK)

{
  "status": "success",
  "message": "User deleted successfully",
  "data": null
}

Reports

Endpoints for generating and retrieving leave reports and analytics

GET /reports

Generates leave reports based on scope (individual, department, or organization) and date range.

Request Parameters

Parameter	Type	Description	Required
scope	String	Scope of the report: 'individual', 'department', or 'organization'	Yes
staffId	String	ID of the staff member (required when scope is 'individual')	No
departmentId	String	ID of the department (required when scope is 'department')	No
startDate	Date (ISO String)	Start date for report data (default: start of current month)	No
endDate	Date (ISO String)	End date for report data (default: end of current month)	No

Response (200 OK)

{
  "status": "success",
  "message": "Reports generated successfully",
  "data": {
    // For individual scope
    "metadata": {
      "scope": "individual",
      "startDate": "2023-06-01T00:00:00.000Z",
      "endDate": "2023-06-30T23:59:59.999Z",
      "generatedAt": "2023-06-15T12:34:56.789Z",
      "contextName": "John Doe",
      "staffDetails": {
        "staffId": "6075d1505f943a2e34b1fff1",
        "name": "John Doe",
        "position": "Software Engineer",
        "department": "Engineering",
        "email": "john.doe@example.com"
      }
    },
    "reports": {
      "leaveBalances": {
        "title": "Leave Balances",
        "columns": ["Leave Type", "Allocated", "Used", "Remaining", "Percentage Used"],
        "data": [
          {
            "leaveType": "Annual",
            "allocated": 30,
            "used": 12,
            "remaining": 18,
            "percentageUsed": 40
          },
          // ... other leave types
        ]
      },
      "leaveHistory": {
        "title": "Leave History Timeline",
        "columns": ["Date", "Leave Type", "Duration", "Status", "Comments", "Performed By"],
        "grouped": true,
        "data": [
          {
            "isGroupHeader": true,
            "groupId": "leave123",
            "leaveType": "Annual",
            "duration": 5,
            "period": "2023-06-01 to 2023-06-05",
            "status": "APPROVED"
          },
          {
            "groupId": "leave123",
            "date": "2023-05-15",
            "status": "Leave Requested",
            "comments": "Need some time off",
            "performedBy": "John Doe"
          },
          // ... other history entries
        ]
      },
      "upcomingLeaves": {
        "title": "Upcoming Leaves",
        "columns": ["Start Date", "End Date", "Return Date", "Leave Type", "Duration", "Status"],
        "data": [
          {
            "startDate": "2023-07-10",
            "endDate": "2023-07-20",
            "returnDate": "2023-07-21",
            "leaveType": "Annual",
            "duration": 10,
            "status": "APPROVED"
          },
          // ... other upcoming leaves
        ]
      },
      "leaveRequests": {
        "title": "Leave Requests Summary",
        "columns": ["Request Date", "Start Date", "End Date", "Return Date", "Leave Type", "Duration", "Status", "Status Date", "Processed By", "Processing Time", "Reason/Comment"],
        "data": [
          {
            "requestDate": "2023-05-15",
            "startDate": "2023-06-01",
            "endDate": "2023-06-05",
            "returnDate": "2023-06-06",
            "leaveType": "Annual",
            "duration": 5,
            "status": "APPROVED",
            "statusChangeDate": "2023-05-16",
            "processedBy": "Jane Manager",
            "processingTime": "24 hours",
            "reason": "Time off for personal matters"
          },
          // ... other leave requests
        ]
      }
    }
    
    // For department scope
    // Similar structure as individual, but with departmentName instead of staffDetails
    // and aggregated data for all staff in the department and its children
  }
}

Notes

Users can only access reports they are permitted to view. HR staff and general managers can view all reports. Department managers can view reports for their department and child departments. Regular staff can only view their own reports.