LCSOGthb / AirMerge

import { SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN, timestampInSeconds, withActiveSpan, spanToJSON } from '@sentry/core';

import * as React from 'react';

import { REACT_MOUNT_OP, REACT_UPDATE_OP, REACT_RENDER_OP } from './constants.js';

import { hoistNonReactStatics } from './hoist-non-react-statics.js';

const UNKNOWN_COMPONENT = 'unknown';

/**

 * The Profiler component leverages Sentry's Tracing integration to generate

 * spans based on component lifecycles.

 */

class Profiler extends React.Component {

  /**

   * The span of the mount activity

   * Made protected for the React Native SDK to access

   */

  /**

   * The span that represents the duration of time between shouldComponentUpdate and componentDidUpdate

   */

   constructor(props) {

    super(props);

    const { name, disabled = false } = this.props;

    if (disabled) {

      return;

    }

    this._mountSpan = startInactiveSpan({

      name: `<${name}>`,

      onlyIfParent: true,

      op: REACT_MOUNT_OP,

      attributes: {

        [SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN]: 'auto.ui.react.profiler',

        'ui.component_name': name,

      },

    });

  }

  // If a component mounted, we can finish the mount activity.

   componentDidMount() {

    if (this._mountSpan) {

      this._mountSpan.end();

    }

  }

   shouldComponentUpdate({ updateProps, includeUpdates = true }) {

    // Only generate an update span if includeUpdates is true, if there is a valid mountSpan,

    // and if the updateProps have changed. It is ok to not do a deep equality check here as it is expensive.

    // We are just trying to give baseline clues for further investigation.

    if (includeUpdates && this._mountSpan && updateProps !== this.props.updateProps) {

      // See what props have changed between the previous props, and the current props. This is

      // set as data on the span. We just store the prop keys as the values could be potentially very large.

      const changedProps = Object.keys(updateProps).filter(k => updateProps[k] !== this.props.updateProps[k]);

      if (changedProps.length > 0) {

        const now = timestampInSeconds();

        this._updateSpan = withActiveSpan(this._mountSpan, () => {

          return startInactiveSpan({

            name: `<${this.props.name}>`,

            onlyIfParent: true,

            op: REACT_UPDATE_OP,

            startTime: now,

            attributes: {

              [SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN]: 'auto.ui.react.profiler',

              'ui.component_name': this.props.name,

              'ui.react.changed_props': changedProps,

            },

          });

        });

      }

    }

    return true;

  }

   componentDidUpdate() {

    if (this._updateSpan) {

      this._updateSpan.end();

      this._updateSpan = undefined;

    }

  }

      });

    }

  }

   render() {

    return this.props.children;

  }

}

// React.Component default props are defined as static property on the class

Object.assign(Profiler, {

  defaultProps: {

    disabled: false,

    includeRender: true,

    includeUpdates: true,

  },

});

/**

 * withProfiler is a higher order component that wraps a

 * component in a {@link Profiler} component. It is recommended that

 * the higher order component be used over the regular {@link Profiler} component.

 *

 * @param WrappedComponent component that is wrapped by Profiler

 * @param options the {@link ProfilerProps} you can pass into the Profiler

 */

// eslint-disable-next-line @typescript-eslint/no-explicit-any

function withProfiler(

  WrappedComponent,

  // We do not want to have `updateProps` given in options, it is instead filled through the HOC.

  options,

) {

  const componentDisplayName =

    options?.name || WrappedComponent.displayName || WrappedComponent.name || UNKNOWN_COMPONENT;

  const Wrapped = (props) => (

    React.createElement(Profiler, { ...options, name: componentDisplayName, updateProps: props,}

      , React.createElement(WrappedComponent, { ...props,} )

    )

  );

  Wrapped.displayName = `profiler(${componentDisplayName})`;

  // Copy over static methods from Wrapped component to Profiler HOC

  // See: https://reactjs.org/docs/higher-order-components.html#static-methods-must-be-copied-over

  hoistNonReactStatics(Wrapped, WrappedComponent);

  return Wrapped;

}

/**

 *

 * `useProfiler` is a React hook that profiles a React component.

 *

 * Requires React 16.8 or above.

 * @param name displayName of component being profiled

 */

function useProfiler(

  name,

  options = {

    disabled: false,

    hasRenderSpan: true,

  },

) {

  const [mountSpan] = React.useState(() => {

    if (options?.disabled) {

      return undefined;

    }

    return startInactiveSpan({

      name: `<${name}>`,

      onlyIfParent: true,

      op: REACT_MOUNT_OP,

      attributes: {

        [SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN]: 'auto.ui.react.profiler',

        'ui.component_name': name,

      },

    });

  });

  React.useEffect(() => {

    if (mountSpan) {

      mountSpan.end();

    }

    return () => {

      if (mountSpan && options.hasRenderSpan) {

        const startTime = spanToJSON(mountSpan).timestamp;

        const endTimestamp = timestampInSeconds();

        const renderSpan = startInactiveSpan({

          name: `<${name}>`,

          onlyIfParent: true,

          op: REACT_RENDER_OP,

          startTime,

          attributes: {

            [SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN]: 'auto.ui.react.profiler',

            'ui.component_name': name,

          },

        });

        if (renderSpan) {

          // Have to cast to Span because the type of _mountSpan is Span | undefined

          // and not getting narrowed properly

          renderSpan.end(endTimestamp);

        }

      }

    };

    // We only want this to run once.

    // eslint-disable-next-line react-hooks/exhaustive-deps

  }, []);

}

export { Profiler, UNKNOWN_COMPONENT, useProfiler, withProfiler };

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