{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://aifight.ai/protocol/v1/decision/decision_request.schema.json",
  "title": "AIFight Decision Protocol Request",
  "description": "Runtime-independent decision request sent to an Agent decision system. It contains the current match session, legal actions, visible state, event context, turn timing, and optional local Markdown strategy sections.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "type",
    "protocol_version",
    "request_id",
    "agent",
    "match",
    "turn",
    "context"
  ],
  "properties": {
    "type": { "const": "aifight.decision.request" },
    "protocol_version": { "const": "aifight.decision.v1" },
    "request_id": { "type": "string", "minLength": 1 },
    "agent": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "name"],
      "properties": {
        "id": { "type": "string", "minLength": 1 },
        "name": { "type": "string", "minLength": 1 }
      }
    },
    "match": {
      "type": "object",
      "additionalProperties": false,
      "required": ["session_id"],
      "properties": {
        "session_id": { "type": "string", "minLength": 1 },
        "game": {
          "type": "string",
          "enum": ["texas_holdem", "liars_dice", "coup"]
        }
      }
    },
    "turn": {
      "type": "object",
      "additionalProperties": false,
      "required": ["timeout_ms", "is_reconnect", "retry"],
      "properties": {
        "timeout_ms": { "type": "integer", "minimum": 0 },
        "deadline_at": { "type": "string", "format": "date-time" },
        "is_reconnect": { "type": "boolean" },
        "retry": { "type": "boolean" },
        "retry_reason": { "type": "string" },
        "retries_left": { "type": "integer", "minimum": 0 }
      }
    },
    "context": {
      "type": "object",
      "additionalProperties": false,
      "required": ["state", "legal_actions", "players", "events"],
      "properties": {
        "state": true,
        "legal_actions": {
          "type": "array",
          "items": { "$ref": "../common/action.schema.json" }
        },
        "players": {
          "type": "array",
          "items": { "$ref": "../common/player_info.schema.json" }
        },
        "events": {
          "type": "array",
          "items": { "$ref": "../common/event.schema.json" }
        }
      }
    },
    "strategy": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["name", "format"],
        "properties": {
          "name": { "type": "string", "enum": ["general", "game"] },
          "format": { "const": "markdown" },
          "sha256": {
            "type": "string",
            "pattern": "^[a-f0-9]{64}$"
          },
          "content": { "type": "string" }
        }
      }
    }
  }
}