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🪢 Added resolvers for LoCG

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This commit is contained in:
Rishi Ghan
2026-03-04 23:36:10 -05:00
parent cad3326417
commit b753481754
10 changed files with 3906 additions and 253 deletions
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157
services/api.service.ts
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@@ -56,6 +56,163 @@ export default class ApiService extends Service {
// Enable/disable logging
logging: true,
},
// GraphQL Gateway endpoint with schema stitching
{
path: "/graphql",
whitelist: ["gateway.query"],
cors: {
origin: "*",
methods: ["GET", "POST", "OPTIONS"],
allowedHeaders: ["*"],
exposedHeaders: [],
credentials: false,
maxAge: 3600,
},
aliases: {
"POST /": async (req: any, res: any) => {
try {
const { query, variables, operationName } = req.body;
const result = await req.$ctx.broker.call("gateway.query", {
query,
variables,
operationName,
});
res.setHeader("Content-Type", "application/json");
res.end(JSON.stringify(result));
} catch (error: any) {
res.statusCode = 500;
res.setHeader("Content-Type", "application/json");
res.end(JSON.stringify({
errors: [{
message: error.message,
extensions: {
code: error.code || "INTERNAL_SERVER_ERROR",
},
}],
}));
}
},
"GET /": async (req: any, res: any) => {
// Support GraphQL Playground/introspection via GET
const query = req.$params.query;
const variables = req.$params.variables
? JSON.parse(req.$params.variables)
: undefined;
const operationName = req.$params.operationName;
try {
const result = await req.$ctx.broker.call("gateway.query", {
query,
variables,
operationName,
});
res.setHeader("Content-Type", "application/json");
res.end(JSON.stringify(result));
} catch (error: any) {
res.statusCode = 500;
res.setHeader("Content-Type", "application/json");
res.end(JSON.stringify({
errors: [{
message: error.message,
extensions: {
code: error.code || "INTERNAL_SERVER_ERROR",
},
}],
}));
}
},
},
bodyParsers: {
json: {
strict: false,
limit: "1MB",
},
},
mappingPolicy: "restrict",
logging: true,
},
// Standalone metadata GraphQL endpoint (no stitching)
// This endpoint exposes only the local metadata schema for the core-service to stitch
{
path: "/metadata-graphql",
whitelist: ["graphql.query"],
cors: {
origin: "*",
methods: ["GET", "POST", "OPTIONS"],
allowedHeaders: ["*"],
exposedHeaders: [],
credentials: false,
maxAge: 3600,
},
aliases: {
"POST /": async (req: any, res: any) => {
try {
const { query, variables, operationName } = req.body;
const result = await req.$ctx.broker.call("graphql.query", {
query,
variables,
operationName,
});
res.setHeader("Content-Type", "application/json");
res.end(JSON.stringify(result));
} catch (error: any) {
res.statusCode = 500;
res.setHeader("Content-Type", "application/json");
res.end(JSON.stringify({
errors: [{
message: error.message,
extensions: {
code: error.code || "INTERNAL_SERVER_ERROR",
},
}],
}));
}
},
"GET /": async (req: any, res: any) => {
// Support GraphQL Playground/introspection via GET
const query = req.$params.query;
const variables = req.$params.variables
? JSON.parse(req.$params.variables)
: undefined;
const operationName = req.$params.operationName;
try {
const result = await req.$ctx.broker.call("graphql.query", {
query,
variables,
operationName,
});
res.setHeader("Content-Type", "application/json");
res.end(JSON.stringify(result));
} catch (error: any) {
res.statusCode = 500;
res.setHeader("Content-Type", "application/json");
res.end(JSON.stringify({
errors: [{
message: error.message,
extensions: {
code: error.code || "INTERNAL_SERVER_ERROR",
},
}],
}));
}
},
},
bodyParsers: {
json: {
strict: false,
limit: "1MB",
},
},
mappingPolicy: "restrict",
logging: true,
},
],
// Do not log client side errors (does not log an error response when the error.code is 400<=X<500)
log4XXResponses: false,