import _extends from "@babel/runtime/helpers/esm/extends";
import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose";
import * as React from "react";
import { r as reactIsExports } from "../../../react-is/index.js";
import PropTypes from "../../../prop-types/index.js";
import { clsx } from "../../../clsx/dist/clsx.js";
import AccordionContext from "./AccordionContext.js";
import useSlot from "../utils/useSlot.js";
import accordionClasses, { getAccordionUtilityClass } from "./accordionClasses.js";
import { jsxs, jsx } from "react/jsx-runtime";
import { useDefaultProps } from "../DefaultPropsProvider/DefaultPropsProvider.js";
import useControlled from "../node_modules/@mui/utils/esm/useControlled/useControlled.js";
import Collapse from "../Collapse/Collapse.js";
import composeClasses from "../node_modules/@mui/utils/esm/composeClasses/composeClasses.js";
import styled from "../styles/styled.js";
import Paper from "../Paper/Paper.js";
import chainPropTypes from "../node_modules/@mui/utils/esm/chainPropTypes/chainPropTypes.js";
const _excluded = ["children", "className", "defaultExpanded", "disabled", "disableGutters", "expanded", "onChange", "square", "slots", "slotProps", "TransitionComponent", "TransitionProps"];
const useUtilityClasses = (ownerState) => {
  const {
    classes,
    square,
    expanded,
    disabled,
    disableGutters
  } = ownerState;
  const slots = {
    root: ["root", !square && "rounded", expanded && "expanded", disabled && "disabled", !disableGutters && "gutters"],
    region: ["region"]
  };
  return composeClasses(slots, getAccordionUtilityClass, classes);
};
const AccordionRoot = styled(Paper, {
  name: "MuiAccordion",
  slot: "Root",
  overridesResolver: (props, styles) => {
    const {
      ownerState
    } = props;
    return [{
      [`& .${accordionClasses.region}`]: styles.region
    }, styles.root, !ownerState.square && styles.rounded, !ownerState.disableGutters && styles.gutters];
  }
})(({
  theme
}) => {
  const transition = {
    duration: theme.transitions.duration.shortest
  };
  return {
    position: "relative",
    transition: theme.transitions.create(["margin"], transition),
    overflowAnchor: "none",
    // Keep the same scrolling position
    "&::before": {
      position: "absolute",
      left: 0,
      top: -1,
      right: 0,
      height: 1,
      content: '""',
      opacity: 1,
      backgroundColor: (theme.vars || theme).palette.divider,
      transition: theme.transitions.create(["opacity", "background-color"], transition)
    },
    "&:first-of-type": {
      "&::before": {
        display: "none"
      }
    },
    [`&.${accordionClasses.expanded}`]: {
      "&::before": {
        opacity: 0
      },
      "&:first-of-type": {
        marginTop: 0
      },
      "&:last-of-type": {
        marginBottom: 0
      },
      "& + &": {
        "&::before": {
          display: "none"
        }
      }
    },
    [`&.${accordionClasses.disabled}`]: {
      backgroundColor: (theme.vars || theme).palette.action.disabledBackground
    }
  };
}, ({
  theme
}) => ({
  variants: [{
    props: (props) => !props.square,
    style: {
      borderRadius: 0,
      "&:first-of-type": {
        borderTopLeftRadius: (theme.vars || theme).shape.borderRadius,
        borderTopRightRadius: (theme.vars || theme).shape.borderRadius
      },
      "&:last-of-type": {
        borderBottomLeftRadius: (theme.vars || theme).shape.borderRadius,
        borderBottomRightRadius: (theme.vars || theme).shape.borderRadius,
        // Fix a rendering issue on Edge
        "@supports (-ms-ime-align: auto)": {
          borderBottomLeftRadius: 0,
          borderBottomRightRadius: 0
        }
      }
    }
  }, {
    props: (props) => !props.disableGutters,
    style: {
      [`&.${accordionClasses.expanded}`]: {
        margin: "16px 0"
      }
    }
  }]
}));
const Accordion = /* @__PURE__ */ React.forwardRef(function Accordion2(inProps, ref) {
  const props = useDefaultProps({
    props: inProps,
    name: "MuiAccordion"
  });
  const {
    children: childrenProp,
    className,
    defaultExpanded = false,
    disabled = false,
    disableGutters = false,
    expanded: expandedProp,
    onChange,
    square = false,
    slots = {},
    slotProps = {},
    TransitionComponent: TransitionComponentProp,
    TransitionProps: TransitionPropsProp
  } = props, other = _objectWithoutPropertiesLoose(props, _excluded);
  const [expanded, setExpandedState] = useControlled({
    controlled: expandedProp,
    default: defaultExpanded,
    name: "Accordion",
    state: "expanded"
  });
  const handleChange = React.useCallback((event) => {
    setExpandedState(!expanded);
    if (onChange) {
      onChange(event, !expanded);
    }
  }, [expanded, onChange, setExpandedState]);
  const [summary, ...children] = React.Children.toArray(childrenProp);
  const contextValue = React.useMemo(() => ({
    expanded,
    disabled,
    disableGutters,
    toggle: handleChange
  }), [expanded, disabled, disableGutters, handleChange]);
  const ownerState = _extends({}, props, {
    square,
    disabled,
    disableGutters,
    expanded
  });
  const classes = useUtilityClasses(ownerState);
  const backwardCompatibleSlots = _extends({
    transition: TransitionComponentProp
  }, slots);
  const backwardCompatibleSlotProps = _extends({
    transition: TransitionPropsProp
  }, slotProps);
  const [TransitionSlot, transitionProps] = useSlot("transition", {
    elementType: Collapse,
    externalForwardedProps: {
      slots: backwardCompatibleSlots,
      slotProps: backwardCompatibleSlotProps
    },
    ownerState
  });
  return /* @__PURE__ */ jsxs(AccordionRoot, _extends({
    className: clsx(classes.root, className),
    ref,
    ownerState,
    square
  }, other, {
    children: [/* @__PURE__ */ jsx(AccordionContext.Provider, {
      value: contextValue,
      children: summary
    }), /* @__PURE__ */ jsx(TransitionSlot, _extends({
      in: expanded,
      timeout: "auto"
    }, transitionProps, {
      children: /* @__PURE__ */ jsx("div", {
        "aria-labelledby": summary.props.id,
        id: summary.props["aria-controls"],
        role: "region",
        className: classes.region,
        children
      })
    }))]
  }));
});
process.env.NODE_ENV !== "production" ? Accordion.propTypes = {
  // ┌────────────────────────────── Warning ──────────────────────────────┐
  // │ These PropTypes are generated from the TypeScript type definitions. │
  // │    To update them, edit the d.ts file and run `pnpm proptypes`.     │
  // └─────────────────────────────────────────────────────────────────────┘
  /**
   * The content of the component.
   */
  children: chainPropTypes(PropTypes.node.isRequired, (props) => {
    const summary = React.Children.toArray(props.children)[0];
    if (reactIsExports.isFragment(summary)) {
      return new Error("MUI: The Accordion doesn't accept a Fragment as a child. Consider providing an array instead.");
    }
    if (!/* @__PURE__ */ React.isValidElement(summary)) {
      return new Error("MUI: Expected the first child of Accordion to be a valid element.");
    }
    return null;
  }),
  /**
   * Override or extend the styles applied to the component.
   */
  classes: PropTypes.object,
  /**
   * @ignore
   */
  className: PropTypes.string,
  /**
   * If `true`, expands the accordion by default.
   * @default false
   */
  defaultExpanded: PropTypes.bool,
  /**
   * If `true`, the component is disabled.
   * @default false
   */
  disabled: PropTypes.bool,
  /**
   * If `true`, it removes the margin between two expanded accordion items and the increase of height.
   * @default false
   */
  disableGutters: PropTypes.bool,
  /**
   * If `true`, expands the accordion, otherwise collapse it.
   * Setting this prop enables control over the accordion.
   */
  expanded: PropTypes.bool,
  /**
   * Callback fired when the expand/collapse state is changed.
   *
   * @param {React.SyntheticEvent} event The event source of the callback. **Warning**: This is a generic event not a change event.
   * @param {boolean} expanded The `expanded` state of the accordion.
   */
  onChange: PropTypes.func,
  /**
   * The props used for each slot inside.
   * @default {}
   */
  slotProps: PropTypes.shape({
    transition: PropTypes.oneOfType([PropTypes.func, PropTypes.object])
  }),
  /**
   * The components used for each slot inside.
   * @default {}
   */
  slots: PropTypes.shape({
    transition: PropTypes.elementType
  }),
  /**
   * If `true`, rounded corners are disabled.
   * @default false
   */
  square: PropTypes.bool,
  /**
   * The system prop that allows defining system overrides as well as additional CSS styles.
   */
  sx: PropTypes.oneOfType([PropTypes.arrayOf(PropTypes.oneOfType([PropTypes.func, PropTypes.object, PropTypes.bool])), PropTypes.func, PropTypes.object]),
  /**
   * The component used for the transition.
   * [Follow this guide](/material-ui/transitions/#transitioncomponent-prop) to learn more about the requirements for this component.
   * @deprecated Use `slots.transition` instead. This prop will be removed in v7. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/).
   */
  TransitionComponent: PropTypes.elementType,
  /**
   * Props applied to the transition element.
   * By default, the element is based on this [`Transition`](https://reactcommunity.org/react-transition-group/transition/) component.
   * @deprecated Use `slotProps.transition` instead. This prop will be removed in v7. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/).
   */
  TransitionProps: PropTypes.object
} : void 0;
export {
  Accordion as default
};
