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import requests
import os
import json
from utils import TEMP_DIR
def connect_graphql(graphql_url, api_token, graphql_token_header, session_hash):
try:
# Create the GraphQL Introspection Query
query = """
query IntrospectionQuery {
__schema {
queryType { name }
mutationType { name }
subscriptionType { name }
types {
...FullType
}
directives {
name
description
locations
args {
...InputValue
}
}
}
}
fragment FullType on __Type {
kind
name
description
fields(includeDeprecated: true) {
name
description
args {
...InputValue
}
type {
...TypeRef
}
isDeprecated
deprecationReason
}
inputFields {
...InputValue
}
interfaces {
...TypeRef
}
enumValues(includeDeprecated: true) {
name
description
isDeprecated
deprecationReason
}
possibleTypes {
...TypeRef
}
}
fragment InputValue on __InputValue {
name
description
type { ...TypeRef }
defaultValue
}
fragment TypeRef on __Type {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
}
}
}
}
}
}
}
}
"""
print("Connecting to GraphQL Endpoint")
# Access a database
headers = {"Content-Type": "application/json"}
if graphql_token_header and api_token:
headers[graphql_token_header] = api_token
response = requests.post(graphql_url, headers=headers, json={"query": query})
response.raise_for_status()
introspection_result = response.json()
client_schema = introspection_result["data"]["__schema"]
#Generate the list of types
type_names_query = """
query IntrospectionQuery {
__schema {
types {
name
}
}
}
"""
types_response = requests.post(graphql_url, headers=headers, json={"query": type_names_query})
types_response_results =types_response.json()
types_names = types_response_results["data"]
type_names = []
for name in types_names["__schema"]["types"]:
type_names.append(name["name"])
session_path = 'graphql'
dir_path = TEMP_DIR / str(session_hash) / str(session_path)
os.makedirs(dir_path, exist_ok=True)
with open(f'{dir_path}/schema.json', 'w') as fp:
json.dump(client_schema, fp, indent=2)
return ["success","<p style='color:green;text-align:center;font-size:18px;'>GraphQL API connected successful</p>", type_names]
except Exception as e:
print("GraphQL CONNECTION ERROR")
print(e)
return ["error",f"<p style='color:red;text-align:center;font-size:18px;font-weight:bold;'>ERROR: {e}</p>"]
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