{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://gmr.github.io/pglifecycle/schemata/conversions.json",
  "title": "Conversions",
  "description": "Specifies all conversions in a schema",
  "type": "object",
  "properties": {
    "schema": {
      "title": "Schema",
      "description": "The schema every object in this file belongs to.",
      "type": "string"
    },
    "owner": {
      "title": "Owner",
      "description": "The role that owns every object in this file, unless an entry names its own. Defaults to the project's superuser.\n",
      "type": "string"
    },
    "conversions": {
      "title": "Conversions",
      "type": "array",
      "items": {
        "title": "Conversion",
        "description": "Defines a conversion between character set encodings",
        "type": "object",
        "properties": {
          "name": {
            "title": "Name",
            "description": "The name of the conversion",
            "type": "string"
          },
          "schema": {
            "title": "Schema",
            "description": "The schema for the conversion",
            "type": "string"
          },
          "owner": {
            "title": "Owner",
            "description": "The role that owns the conversion",
            "type": "string"
          },
          "sql": {
            "title": "SQL Statement",
            "description": "User-provided raw SQL snippet",
            "type": "string"
          },
          "default": {
            "title": "Default",
            "description": "Indicates that this conversion is the default for this particular source to destination encoding. There should be only one default encoding in a schema for the encoding pair.\n",
            "type": "boolean"
          },
          "encoding_from": {
            "title": "Source Encoding",
            "description": "The source encoding name.",
            "type": "string"
          },
          "encoding_to": {
            "title": "Destination Encoding",
            "description": "The destination encoding name.",
            "type": "string"
          },
          "function": {
            "title": "Destination Encoding",
            "description": "The function used to perform the conversion.",
            "type": "string"
          },
          "comment": {
            "title": "Comment",
            "description": "An optional comment about the conversion.",
            "type": "string"
          },
          "dependencies": {
            "title": "Dependencies",
            "description": "Objects this object depends on, for the cases the dependency graph cannot infer: an ordering the topological sort would otherwise get wrong, such as a foreign key between tables or an inheritance parent.\nEach entry names an object as `schema.name`, or unqualified for a schemaless type. A function or aggregate carries its argument signature (`test.f(integer)`) and a cast its types (`(int4 AS timestamp)`), since the name alone is ambiguous.\n",
            "type": "object",
            "properties": {
              "aggregates": {
                "description": "The aggregates this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "collations": {
                "description": "The collations this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "domains": {
                "description": "The domains this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "event_triggers": {
                "description": "The event triggers this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "extensions": {
                "description": "The extensions this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "foreign_data_wrappers": {
                "description": "The foreign data wrappers this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "functions": {
                "description": "The functions this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "languages": {
                "description": "The languages this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "materialized_views": {
                "description": "The materialized views this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "publications": {
                "description": "The publications this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "sequences": {
                "description": "The sequences this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "servers": {
                "description": "The servers this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "subscriptions": {
                "description": "The subscriptions this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "tables": {
                "description": "The tables this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "types": {
                "description": "The types this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "user_mappings": {
                "description": "The user mappings this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "users": {
                "description": "The users this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "views": {
                "description": "The views this object depends on.",
                "type": "array",
                "items": {
                  "type": "string"
                }
              }
            },
            "additionalProperties": false
          }
        },
        "requires": [
          "name",
          "schema"
        ],
        "oneOf": [
          {
            "required": [
              "sql"
            ],
            "not": {
              "required": [
                "default",
                "encoding_from",
                "encoding_to",
                "function"
              ]
            }
          },
          {
            "anyOf": [
              {
                "required": [
                  "encoding_from",
                  "encoding_to",
                  "function"
                ],
                "not": {
                  "required": [
                    "sql"
                  ]
                }
              },
              {
                "required": [
                  "default",
                  "encoding_from",
                  "encoding_to",
                  "function"
                ],
                "not": {
                  "required": [
                    "sql"
                  ]
                }
              }
            ]
          }
        ]
      }
    }
  },
  "required": [
    "schema",
    "conversions"
  ],
  "additionalProperties": false
}