{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "urn:coos:schema:WorkOrder",
  "title": "WorkOrder",
  "description": "An instruction to a contractor or service provider to carry out defined work.",
  "type": "object",
  "x-domain": "maintenance",
  "x-status": "experimental",
  "x-since": "0.1.0-draft",
  "x-relationships": [
    {
      "field": "strataCorporationId",
      "target": "StrataCorporation",
      "cardinality": "one",
      "required": true
    },
    {
      "field": "maintenanceRequestIds",
      "target": "MaintenanceRequest",
      "cardinality": "many",
      "required": false
    },
    {
      "field": "contractorOrganizationId",
      "target": "Organization",
      "cardinality": "one",
      "required": false
    }
  ],
  "x-validationRules": [
    "completedDate must be on or after issuedDate.",
    "completedDate is expected when status is completed."
  ],
  "required": [
    "id",
    "strataCorporationId",
    "scope",
    "status"
  ],
  "additionalProperties": false,
  "properties": {
    "id": {
      "$ref": "urn:coos:schema:common#/$defs/Identifier",
      "description": "Stable identifier of this WorkOrder record."
    },
    "strataCorporationId": {
      "$ref": "urn:coos:schema:common#/$defs/Identifier",
      "description": "The strata corporation this record belongs to.",
      "x-references": "StrataCorporation"
    },
    "maintenanceRequestIds": {
      "type": "array",
      "description": "Requests addressed by this work order.",
      "items": {
        "$ref": "urn:coos:schema:common#/$defs/Identifier",
        "x-references": "MaintenanceRequest"
      },
      "uniqueItems": true
    },
    "contractorOrganizationId": {
      "$ref": "urn:coos:schema:common#/$defs/Identifier",
      "description": "Contractor carrying out the work.",
      "x-references": "Organization"
    },
    "scope": {
      "type": "string",
      "description": "Description of the work.",
      "maxLength": 5000
    },
    "status": {
      "type": "string",
      "description": "Current status.",
      "enum": [
        "draft",
        "issued",
        "inProgress",
        "completed",
        "cancelled"
      ],
      "x-enumDescriptions": {
        "draft": "Being prepared.",
        "issued": "Sent to the contractor.",
        "inProgress": "Work under way.",
        "completed": "Work completed.",
        "cancelled": "Cancelled."
      }
    },
    "issuedDate": {
      "$ref": "urn:coos:schema:common#/$defs/Date",
      "description": "Date issued."
    },
    "completedDate": {
      "$ref": "urn:coos:schema:common#/$defs/Date",
      "description": "Date completed."
    },
    "estimatedCost": {
      "$ref": "urn:coos:schema:common#/$defs/Money",
      "description": "Estimated cost."
    },
    "actualCost": {
      "$ref": "urn:coos:schema:common#/$defs/Money",
      "description": "Actual cost."
    },
    "extensions": {
      "$ref": "urn:coos:schema:common#/$defs/Extensions",
      "description": "Implementation-specific data, namespaced by reverse domain."
    }
  }
}