# Name of this service
service meteo

# Comments can be included with hash
# Newlines terminate a command.

# Configuration: Settings that have to be configured.
# There will be a uniform config handling framework
# which reads data from a YAML file somewhere.
config {
    # database is the data type.
    # db is the variable name.
    database db
}

GET /{zip} {
    # Validates input values. Throws an exception with the correct
    # HTTP status code if the input is not correct.
    validate zip /[0-9]{4}/
    
    # Defines the variable data. SELECT statements are automatically
    # executed using the first database connection from config.
    # Use {bla} to reference a defined variable.
    weather = SELECT * FROM weather WHERE zip={zip} ORDER BY date ASC
    
    # Defines output for XML. This output can be requested in two ways:
    #   - Requesting path with ".xml" at the end
    #   - Sending accept-encoding with XML
    # <...> automatically starts an XML token.
    output.xml {
        <meteo>
            {weather}
        </meteo>
    }
    
    # Defines output for CSV.
    output.csv {
        {weather}
    }
}