{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "urn:akari-video:schema:tasks:v0",
  "title": "AKARI Video tasks.json v0",
  "type": "object",
  "additionalProperties": true,
  "required": ["version", "tasks"],
  "properties": {
    "version": { "const": 0 },
    "tasks": { "type": "array", "items": { "$ref": "#/$defs/task" } }
  },
  "$defs": {
    "nullableString": { "type": ["string", "null"] },
    "nullableNumber": { "type": ["number", "null"] },
    "anchor": {
      "type": ["object", "null"], "additionalProperties": true,
      "properties": {
        "sourceT": { "$ref": "#/$defs/nullableNumber" },
        "sourceRange": { "type": ["array", "null"], "items": { "type": "number" }, "minItems": 2, "maxItems": 2 }
      }
    },
    "ref": {
      "type": ["object", "null"], "additionalProperties": true,
      "properties": {
        "kind": { "type": "string", "$comment": "annotation | lint | export | proposal。未知値は warning。" },
        "id": { "type": "string" }, "key": { "type": "string" },
        "path": { "type": "string" }, "rule": { "type": "string" }
      }
    },
    "attachment": {
      "type": "object", "additionalProperties": true, "required": ["kind", "path"],
      "properties": { "kind": { "type": "string" }, "path": { "type": "string" }, "external": { "type": "boolean" } }
    },
    "undo": {
      "type": "object", "additionalProperties": true, "required": ["reversible"],
      "properties": {
        "reversible": { "type": "boolean" }, "historyId": { "type": "string" },
        "before": { "type": "object", "additionalProperties": { "type": "string" } },
        "after": { "type": "object", "additionalProperties": { "type": "string" } },
        "undoneAt": { "$ref": "#/$defs/nullableString" }
      }
    },
    "targetDetail": {
      "type": "object", "additionalProperties": true,
      "properties": {
        "refs": { "type": "array", "items": { "type": "string" } },
        "outputT": { "type": "number" }, "src": { "type": "string" },
        "sourceT": { "type": "number" }, "cutIndex": { "type": "integer" },
        "region": { "type": "array", "items": { "type": "number", "minimum": 0, "maximum": 1 }, "minItems": 4, "maxItems": 4 }
      }
    },
    "evidence": {
      "type": "object", "additionalProperties": true,
      "properties": {
        "memo": { "type": "string" },
        "speech": { "type": "array", "items": { "type": "number" }, "minItems": 2, "maxItems": 2 },
        "quote": { "type": "string" }, "ink": { "type": "array", "items": {} }
      }
    },
    "origin": {
      "type": "object", "additionalProperties": true,
      "properties": {
        "kind": { "type": "string" }, "memo": { "type": "string" },
        "job": { "type": "string" }, "ref": { "type": "string" }
      }
    },
    "task": {
      "type": "object", "additionalProperties": true,
      "required": ["id", "source", "state", "createdAt"],
      "properties": {
        "id": { "type": "string", "pattern": "^t-\\d{4,}$" },
        "source": { "enum": ["annotation", "lint", "proposal", "export"] },
        "state": { "enum": ["unsent", "sent", "review", "done"] },
        "createdAt": { "type": "string" },
        "via": { "$ref": "#/$defs/nullableString", "$comment": "未知値は warning。" },
        "priority": { "type": "string", "$comment": "high | normal | low。未知値は warning。" },
        "rank": { "$ref": "#/$defs/nullableNumber" },
        "outcome": { "$ref": "#/$defs/nullableString", "$comment": "edited | declined | failed | dismissed。未知値は warning。" },
        "title": { "type": "string" }, "body": { "type": "string" },
        "target": { "$ref": "#/$defs/nullableString" },
        "anchor": { "$ref": "#/$defs/anchor" }, "ref": { "$ref": "#/$defs/ref" },
        "attachments": { "type": "array", "items": { "$ref": "#/$defs/attachment" } },
        "gate": { "type": "string", "$comment": "auto-ok | ask。未知値は warning。" },
        "undo": { "$ref": "#/$defs/undo" }, "batchId": { "type": "string" },
        "sentAt": { "$ref": "#/$defs/nullableString" },
        "sentTo": {
          "type": "object", "additionalProperties": true,
          "required": ["agent", "form", "route"],
          "properties": { "agent": { "type": "string" }, "form": { "type": "string" }, "route": { "type": "string" } }
        },
        "response": {
          "type": ["object", "null"], "additionalProperties": true,
          "required": ["summary", "action", "respondedAt"],
          "properties": {
            "summary": { "type": "string" }, "action": { "enum": ["edited", "declined"] },
            "respondedAt": { "type": "string" }
          }
        },
        "needsConfirm": { "type": "boolean" },
        "createdBy": { "type": "string", "$comment": "human | app | ai。未知値は warning。" },
        "updatedAt": { "type": "string" }, "orphaned": { "type": "boolean" },
        "kind": { "type": "string", "$comment": "edit | generate | fix | ask | note。未知値は warning。" },
        "targetDetail": { "$ref": "#/$defs/targetDetail" },
        "evidence": { "$ref": "#/$defs/evidence" },
        "confidence": { "type": "string", "$comment": "high | low。未知値は warning。" },
        "question": { "type": "string" },
        "risk": { "type": "string", "$comment": "reversible | outbound。未知値は warning。" },
        "route": { "type": "string", "$comment": "agent | human。未知値は warning。" },
        "dependsOn": { "type": "array", "items": { "type": "string", "pattern": "^t-\\d{4,}$" } },
        "origin": { "$ref": "#/$defs/origin" },
        "mergedFrom": { "type": "array", "items": { "type": "string", "pattern": "^t-\\d{4,}$" } }
      }
    }
  }
}