gristlabs_grist-core/sandbox/gen_js_schema.py

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#!/usr/bin/env python -B
"""
Generates a JS schema file from sandbox/grist/schema.py.
"""
import schema # pylint: disable=import-error
# These are the types that appear in Grist metadata columns.
_ts_types = {
"Bool": "boolean",
"DateTime": "number",
"Int": "number",
"PositionNumber": "number",
"Ref": "number",
"RefList": "[GristObjCode.List, ...number[]]|null", # Non-primitive values are encoded
"ChoiceList": "[GristObjCode.List, ...string[]]|null",
"Text": "string",
}
def get_ts_type(col_type):
col_type = col_type.split(':', 1)[0] # Strip suffix for Ref:, DateTime:, etc.
return _ts_types.get(col_type, "CellValue")
def main():
print("""\
/*** THIS FILE IS AUTO-GENERATED BY %s ***/
import { GristObjCode } from "app/plugin/GristData";
// tslint:disable:object-literal-key-quotes
export const SCHEMA_VERSION = %d;
export const schema = {
""" % (__file__, schema.SCHEMA_VERSION))
for table in schema.schema_create_actions():
print(' "%s": {' % table.table_id)
for column in table.columns:
print(' %-20s: "%s",' % (column['id'], column['type']))
print(' },\n')
print("""};
export interface SchemaTypes {
""")
for table in schema.schema_create_actions():
print(' "%s": {' % table.table_id)
for column in table.columns:
print(' %s: %s;' % (column['id'], get_ts_type(column['type'])))
print(' };\n')
print("}")
if __name__ == '__main__':
main()