diff options
Diffstat (limited to 'gn3/api')
| -rw-r--r-- | gn3/api/correlation.py | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/gn3/api/correlation.py b/gn3/api/correlation.py index b46855f..57b808e 100644 --- a/gn3/api/correlation.py +++ b/gn3/api/correlation.py @@ -3,6 +3,7 @@ import json from flask import jsonify from flask import Blueprint from flask import request +from functools import reduce from flask import make_response from gn3.computations.correlations import compute_all_sample_correlation @@ -93,6 +94,20 @@ def partial_correlation(): def trait_fullname(trait): return f"{trait['dataset']}::{trait['name']}" + def __field_errors__(args): + def __check__(acc, field): + if args.get(field) is None: + return acc + (f"Field '{field}' missing",) + return acc + return __check__ + + def __errors__(request_data, fields): + errors = tuple() + if request_data is None: + return ("No request data",) + + return reduce(__field_errors__(args), fields, errors) + class OutputEncoder(json.JSONEncoder): """ Class to encode output into JSON, for objects which the default @@ -104,11 +119,22 @@ def partial_correlation(): return json.JSONEncoder.default(self, o) args = request.get_json() + request_errors = __errors__( + args, ("primary_trait", "control_traits", "target_db", "method")) + if request_errors: + response = make_response( + json.dumps({ + "status": "error", + "messages": request_errors, + "error_type": "Client Error"}), + 400) + response.headers["Content-Type"] = "application/json" + return response conn, _cursor_object = database_connector() corr_results = partial_correlations_entry( conn, trait_fullname(args["primary_trait"]), tuple(trait_fullname(trait) for trait in args["control_traits"]), - args["method"], int(args["criteria"]), args["target_db"]) + args["method"], int(args.get("criteria", 500)), args["target_db"]) response = make_response( json.dumps(corr_results, cls=OutputEncoder), 400 if "error" in corr_results.keys() else 200) |