{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://upcj.org/spec/v1/schemas/claim.schema.json",
  "title": "Claim",
  "type": "object",
  "required": ["id", "specVersion", "status", "path", "admissionType", "patientId", "policyId"],
  "properties": {
    "id":          { "type": "string", "pattern": "^CLM-[A-Z0-9-]+$" },
    "specVersion": { "const": "v1" },
    "status": {
      "enum": ["pre-admission", "intimated", "admission-advised",
               "in-treatment-cashless", "in-treatment-reimbursement",
               "pre-auth-pending", "discharged", "in-adjudication",
               "in-query", "awaiting-patient-action",
               "settled", "partially-settled",
               "withdrawn", "closed-without-settlement", "rejected"]
    },
    "path":          { "enum": ["undecided", "cashless", "reimbursement"] },
    "admissionType": { "enum": ["planned", "emergency"] },
    "currentStep": {
      "enum": ["1.1", "1.2", "1.3",
               "A.1", "A.2", "A.3", "A.4", "A.5",
               "B.1", "B.2", "B.3", "B.4", "B.5",
               "3.1", "3.2", "3.3", "3.4"]
    },
    "intimationDate": { "type": "string", "format": "date-time" },
    "admissionDate":  { "type": "string", "format": "date-time" },
    "dischargeDate":  { "type": "string", "format": "date-time" },
    "amounts": {
      "type": "object",
      "properties": {
        "claimed":    { "type": "number", "minimum": 0 },
        "approved":   { "type": "number", "minimum": 0 },
        "settled":    { "type": "number", "minimum": 0 },
        "deductions": { "type": "array", "items": { "$ref": "deduction.schema.json" } }
      }
    },
    "patientId":  { "type": "string" },
    "policyId":   { "type": "string" },
    "hospitalId": { "type": "string" },
    "doctorId":   { "type": "string" },
    "tpaId":      { "type": "string" },
    "insurerId":  { "type": "string" },
    "documents":    { "type": "array", "items": { "$ref": "document-instance.schema.json" } },
    "interactions": { "type": "array", "items": { "$ref": "interaction.schema.json" } },
    "queries":      { "type": "array", "items": { "$ref": "query.schema.json" } },
    "grievances":   { "type": "array", "items": { "$ref": "grievance.schema.json" } }
  }
}