{
  "lexicon": 1,
  "id": "sh.tangled.ci.describeWorkflowDefinition",
  "defs": {
    "main": {
      "type": "query",
      "description": "Resolve the workflow definition a pipeline would use at a given commit and return a fingerprint of it.",
      "parameters": {
        "type": "params",
        "required": ["repo", "sha"],
        "properties": {
          "repo": {
            "type": "string",
            "format": "did",
            "description": "Target repository DID the workflow definition belongs to."
          },
          "sha": {
            "type": "string",
            "minLength": 40,
            "maxLength": 40,
            "description": "Commit SHA to resolve the workflow definition at"
          },
          "sourceRepo": {
            "type": "string",
            "format": "did",
            "description": "Repository DID to resolve workflow definitions from, if different from the target repo"
          }
        }
      },
      "output": {
        "encoding": "application/json",
        "schema": {
          "type": "object",
          "required": ["derived"],
          "properties": {
            "derived": {
              "type": "boolean",
              "description": "Whether the workflow definition is derived from this repository at all. When false, no commit-to-commit comparison is meaningful (e.g. definitions managed externally), and callers should not surface change warnings."
            },
            "hash": {
              "type": "string",
              "description": "Fingerprint of the workflow definition as resolved by the spindle. Absent when derived is false."
            },
            "workflows": {
              "type": "array",
              "items": {
                "type": "string"
              },
              "description": "Names or paths of the effective workflow files that produced the hash."
            }
          }
        }
      },
      "errors": [
        {
          "name": "InvalidRequest",
          "description": "Invalid request parameters"
        }
      ]
    }
  }
}