{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://jollyrogercharter.org/spec/quartermaster/qm-0.1.schema.json",
  "title": "Quartermaster expense ledger, version 0.1 draft",
  "description": "Public, redacted operating-cost snapshot. Cash, forecasts, reserves and noncash time are separate categories and are never summed together. Draft; not a billing integration.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "qm",
    "project",
    "currency",
    "as_of_utc",
    "sources",
    "entries"
  ],
  "properties": {
    "$schema": {
      "type": "string"
    },
    "qm": {
      "const": "0.1"
    },
    "project": {
      "type": "string",
      "minLength": 1
    },
    "currency": {
      "type": "string",
      "pattern": "^[A-Z]{3}$"
    },
    "as_of_utc": {
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}(:\\d{2})?Z$"
    },
    "note": {
      "type": "string",
      "minLength": 1
    },
    "sources": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "id",
          "kind",
          "description",
          "retrieved_utc"
        ],
        "properties": {
          "id": {
            "type": "string",
            "pattern": "^[a-z0-9][a-z0-9-]*$"
          },
          "kind": {
            "enum": [
              "invoice",
              "registrar",
              "provider-dashboard",
              "provider-api",
              "manual",
              "estimate"
            ]
          },
          "description": {
            "type": "string",
            "minLength": 1
          },
          "retrieved_utc": {
            "type": "string",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}(:\\d{2})?Z$"
          },
          "url": {
            "type": "string",
            "pattern": "^https://\\S+$"
          }
        }
      }
    },
    "entries": {
      "type": "array",
      "items": {
        "oneOf": [
          {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "id",
              "category",
              "item",
              "provider",
              "amount",
              "status",
              "source",
              "privacy"
            ],
            "properties": {
              "id": {
                "type": "string",
                "pattern": "^[a-z0-9][a-z0-9-]*$"
              },
              "item": {
                "type": "string",
                "minLength": 1
              },
              "provider": {
                "type": "string",
                "minLength": 1
              },
              "amount": {
                "oneOf": [
                  {
                    "type": "number",
                    "minimum": 0
                  },
                  {
                    "type": "null"
                  }
                ],
                "description": "Known amount, or null for unknown. Never 0 for unknown."
              },
              "date": {
                "type": "string",
                "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
              },
              "period_end": {
                "type": "string",
                "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
              },
              "recurrence": {
                "enum": [
                  "one-time",
                  "monthly",
                  "yearly"
                ]
              },
              "status": {
                "type": "string",
                "minLength": 1
              },
              "source": {
                "type": "string",
                "pattern": "^[a-z0-9][a-z0-9-]*$"
              },
              "attribution": {
                "type": "string",
                "minLength": 1
              },
              "privacy": {
                "enum": [
                  "public",
                  "aggregated",
                  "redacted"
                ]
              },
              "category": {
                "enum": [
                  "cash",
                  "forecast",
                  "reserve"
                ]
              }
            }
          },
          {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "id",
              "category",
              "item",
              "provider",
              "amount",
              "hours",
              "status",
              "source",
              "privacy"
            ],
            "properties": {
              "id": {
                "type": "string",
                "pattern": "^[a-z0-9][a-z0-9-]*$"
              },
              "item": {
                "type": "string",
                "minLength": 1
              },
              "provider": {
                "type": "string",
                "minLength": 1
              },
              "amount": {
                "oneOf": [
                  {
                    "type": "number",
                    "minimum": 0
                  },
                  {
                    "type": "null"
                  }
                ],
                "description": "Known amount, or null for unknown. Never 0 for unknown."
              },
              "date": {
                "type": "string",
                "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
              },
              "period_end": {
                "type": "string",
                "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
              },
              "recurrence": {
                "enum": [
                  "one-time",
                  "monthly",
                  "yearly"
                ]
              },
              "status": {
                "type": "string",
                "minLength": 1
              },
              "source": {
                "type": "string",
                "pattern": "^[a-z0-9][a-z0-9-]*$"
              },
              "attribution": {
                "type": "string",
                "minLength": 1
              },
              "privacy": {
                "enum": [
                  "public",
                  "aggregated",
                  "redacted"
                ]
              },
              "category": {
                "enum": [
                  "donated-labor",
                  "user-attention"
                ]
              },
              "hours": {
                "oneOf": [
                  {
                    "type": "number",
                    "minimum": 0
                  },
                  {
                    "type": "null"
                  }
                ],
                "description": "Known amount, or null for unknown. Never 0 for unknown."
              },
              "valuation_method": {
                "type": "string",
                "minLength": 1
              }
            },
            "if": {
              "properties": {
                "amount": {
                  "type": "number"
                }
              },
              "required": [
                "amount"
              ]
            },
            "then": {
              "required": [
                "valuation_method"
              ]
            }
          }
        ]
      }
    }
  }
}