'use strict';

const { NodeSDK } = require('@opentelemetry/sdk-node');

const { CompositePropagator, W3CBaggagePropagator, W3CTraceContextPropagator } = require('@opentelemetry/core');

const { getNodeAutoInstrumentations } = require('@opentelemetry/auto-instrumentations-node');

const { Resource } = require('@opentelemetry/resources');

const { SemanticResourceAttributes } = require('@opentelemetry/semantic-conventions');

const { OTLPTraceExporter } = require('@opentelemetry/exporter-trace-otlp-grpc');

const { OTLPMetricExporter } = require('@opentelemetry/exporter-metrics-otlp-grpc');

const { PeriodicExportingMetricReader } = require('@opentelemetry/sdk-metrics');

/**

* Load directly from the dist folder because `tracing.js` is used outside normal NX

* operations. That means the `openfeature-propagator` is not automatically bundled

* during the build process.

*/

const { OpenFeaturePropagator } = require('../dist/packages/openfeature-propagator/src/index');

const serviceName = process.env['OTEL_SERVICE_NAME'] || 'fib3r';

const collectorUrl = process.env['OTEL_COLLECTOR_URL'] || 'http://otel-collector:4317';

const sdk = new NodeSDK({

resource: new Resource({

[SemanticResourceAttributes.SERVICE_NAME]: serviceName,

}),

instrumentations: [getNodeAutoInstrumentations()],

textMapPropagator: new CompositePropagator({

propagators: [new W3CBaggagePropagator(), new W3CTraceContextPropagator(), new OpenFeaturePropagator()],

}),

traceExporter: new OTLPTraceExporter({

url: collectorUrl,

collectorUrl,

}),

metricReader: new PeriodicExportingMetricReader({

exporter: new OTLPMetricExporter({

url: collectorUrl,

}),

exportIntervalMillis: 5000,

}),

});

sdk.start();