def write_sql(io):
from vectordatasource.meta import find_yaml_path
yaml_path = find_yaml_path()
for output_fn, make_fn_name, force_type, return_type in (
(output_kind, make_function_name_props, None, 'JSON'),
(output_min_zoom, make_function_name_min_zoom, float, 'REAL')):
layer_result = parse_layers(yaml_path, output_fn, make_fn_name)
assert isinstance(layer_result, LayerParseResult)
for function_data in layer_result.layer_data:
assert isinstance(function_data, FunctionData)
ast_fn = function_data.ast
ast_fn = GeomTypeTransformer().visit(ast_fn)
visitor = SQLVisitor(io, force_type, return_type)
visitor.visit(ast_fn)
for layer, tables in LAYER_TABLES.items():
for table in tables:
for calc, return_type in [('json', 'JSON'), ('min_zoom', 'REAL')]:
print_adaptor(io, layer, table, calc, return_type)
def parse_layers_min_zoom(yaml_path):
from vectordatasource.meta.python import parse_layers, output_min_zoom, \
make_function_name_min_zoom
return parse_layers(yaml_path, output_min_zoom,
make_function_name_min_zoom)
def parse_layers_props(yaml_path):
from vectordatasource.meta.python import parse_layers, output_kind, \
make_function_name_props
return parse_layers(yaml_path, output_kind, make_function_name_props)
def parse_layers_min_zoom(yaml_path):
from vectordatasource.meta.python import parse_layers, output_min_zoom, \
make_function_name_min_zoom
return parse_layers(
yaml_path, output_min_zoom, make_function_name_min_zoom)
def parse_layers_props(yaml_path):
from vectordatasource.meta.python import parse_layers, output_kind, \
make_function_name_props
return parse_layers(yaml_path, output_kind, make_function_name_props)
