# All files / src/snackbar DefaultToastRenderer.tsx

100% Statements 147/147
100% Branches 18/18
100% Functions 12/12
100% Lines 147/147

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     "use client";
    import { useEffect, useMemo, type ReactElement } from "react";
    import { usePageInactive } from "../usePageInactive.js";
    import { Toast, type ConfigurableToastProps } from "./Toast.js";
    import { type ToastMeta } from "./ToastManager.js";
    import { useToastManager } from "./ToastManagerProvider.js";
    import {
      CurrentToastActionsProvider,
      type CurrentToastActions,
    } from "./useCurrentToastActions.js";

    const noop = (): void => {
      // do nothing
    };

    /**
     * @remarks \@since 6.0.0
     */
    export interface ToastRendererProps extends ConfigurableToastProps, ToastMeta {
      /**
       * Optional props that should be passed to each `Toast` from the `Snackbar`.
       * This is a great way to enforce each toast having a close button, a custom
       * class name, theme, etc.
       */
      toastDefaults?: ConfigurableToastProps;
    }

    /**
     * **Client Component**
     *
     * This is the default implementation for rendering toasts that will:
     *
     * - controls the visibility of the toast with the {@link useToast} hook
     * - add a `closeButton` if the {@link ToastRendererProps.toastDefaults} has
     *   `closeButton === true` or the `closeButtonProps` exists.
     * - add a `closeButton` if the `visibleTime` is `null` and the current toast
     *   does not have an `action` or `actionButton`
     * - ensures both the toast's `onEntered` and the {@link ToastRendererProps.toastDefaults}'s
     *   `onEntered` are called
     * - ensures both the toast's `onExited` and the {@link ToastRendererProps.toastDefaults}'s
     *   `onExited` are called
     * - always renders the {@link ToastRendererProps.toastDefaults}'s `children`
     *   'after the optional toast's `children`
     *
     * @remarks \@since 6.0.0
     */
    export function DefaultToastRenderer(props: ToastRendererProps): ReactElement {
      const {
        toastId,
        paused,
        visible,
        priority: _priority,
        duplicates: _duplicates,
        visibleTime,
        onExited = noop,
        onEntered = noop,
        onMouseEnter = noop,
        onMouseLeave = noop,
        toastDefaults = {},
        ...remaining
      } = props;
      const {
        closeButtonProps,
        closeButton = !!closeButtonProps || !!remaining.closeButtonProps,
        onEntered: defaultEntered = noop,
        onExited: defaultExited = noop,
        onMouseEnter: defaultMouseEnter = noop,
        onMouseLeave: defaultMouseLeave = noop,
        ...defaults
      } = toastDefaults;

      const toastManager = useToastManager();
      const currentToastActions = useMemo<CurrentToastActions>(
        () => ({
          clearTimer() {
            toastManager.clearTimer(toastId);
          },
          removeToast(transition) {
            toastManager.removeToast(toastId, transition);
          },
          startRemoveTimeout() {
            toastManager.startRemoveTimeout(toastId);
          },
          pauseRemoveTimeout() {
            toastManager.pauseRemoveTimeout(toastId);
          },
          resumeRemoveTimeout() {
            toastManager.resumeRemoveTimeout(toastId);
          },
        }),
        [toastId, toastManager]
      );
      useEffect(() => {
        return () => {
          currentToastActions.clearTimer();
        };
      }, [currentToastActions]);
      usePageInactive({
        disabled: !visible,
        onChange(active) {
          if (active) {
            currentToastActions.resumeRemoveTimeout();
          } else {
            currentToastActions.pauseRemoveTimeout();
          }
        },
      });

      return (
        <CurrentToastActionsProvider value={currentToastActions}>
          <Toast
            closeButton={
              closeButton ||
              (!visibleTime && !remaining.action && !remaining.actionButton)
            }
            closeButtonProps={closeButtonProps}
            {...defaults}
            {...remaining}
            paused={paused}
            visible={visible}
            onEntered={(appearing) => {
              defaultEntered(appearing);
              onEntered(appearing);
              currentToastActions.startRemoveTimeout();
            }}
            onExited={() => {
              defaultExited();
              onExited();
              currentToastActions.removeToast(false);
            }}
            onMouseEnter={(event) => {
              defaultMouseEnter(event);
              onMouseEnter(event);
              currentToastActions.pauseRemoveTimeout();
            }}
            onMouseLeave={(event) => {
              defaultMouseLeave(event);
              onMouseLeave(event);
              currentToastActions.resumeRemoveTimeout();
            }}
          >
            {defaults.children}
            {remaining.children}
          </Toast>
        </CurrentToastActionsProvider>
      );
    }