/////////////////////////////////////////////////
//
// SQL SCHEMA
//
/////////////////////////////////////////////////
#Sql: {
    table_name?: string
    fields: [string]: #VarChar
}
#Storage: {
    sql: #Sql
}
#SQLField: {
    unique: bool | *false
    is_null: bool | *false
    default?: string
    nitro_type: #Types
    ...
}
#VarChar: #SQLField & {
    size: int | *255
    nitro_type: #String
}
/////////////////////////////////////////////////
//
// ENTITY SCHEMA
//
/////////////////////////////////////////////////
#Ref: {
    type: "$entity"
    name: string
}
#Scalar: {
    list: bool | *false
    go: {
        packages: [...{
            name: string,
        }]
        type: string
    }
    ...
}
#String: #Scalar & {
    go: {
        type: "string"
    }
}
#StringList: #String & {
    list: true
}
#Types: #String | "number" | "bool" | #Ref | #Entity
#Entity: {
    name: string
    fields: [string]: #Types | [...#Types]
    storage: #Storage
    graphql: #GraphQLType
    ref: #Ref
}
_entity: [string]: #Entity
/////////////////////////////////////////////////
//
// GRAPHQL SCHEMA
//
/////////////////////////////////////////////////
#GraphQLType: [string]: #Types | [...#Types]
/////////////////////////////////////////////////
//
// USER ENTITY
//
/////////////////////////////////////////////////
_entity: User: fields: {
    id: #String
    name: #String
    lol: #StringList
    car: _entity.Car.ref
    cars: _entity.Car.ref
}
_entity: User: graphql: {
    manufacturer: #String
}
_entity: User: storage: sql: {
    table_name: "users"
    fields: {
        surname: #VarChar
    }
}
/////////////////////////////////////////////////
//
// CAR ENTITY
//
/////////////////////////////////////////////////
_entity: Car: fields: {
    id: #String
    brand: #String
    car: _entity.Car.ref
}
/////////////////////////////////////////////////
//
// EXPORT
//
/////////////////////////////////////////////////
_entities: {
    for k, x in _entity {
        "\(k)": x & {
            fields: {
                for fk, s in x.storage.sql.fields {
                        "\(fk)": s.nitro_type
                }
                for fk, s in x.graphql {
                        "\(fk)": s
                }
            }
        }
    }
}
nitro: entities: _entities