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import { top, left, right, bottom, start } from "../enums.js";
import getBasePlacement from "../utils/getBasePlacement.js";
import getMainAxisFromPlacement from "../utils/getMainAxisFromPlacement.js";
import getAltAxis from "../utils/getAltAxis.js";
import { within, withinMaxClamp } from "../utils/within.js";
import getLayoutRect from "../dom-utils/getLayoutRect.js";
import getOffsetParent from "../dom-utils/getOffsetParent.js";
import detectOverflow from "../utils/detectOverflow.js";
import getVariation from "../utils/getVariation.js";
import getFreshSideObject from "../utils/getFreshSideObject.js";
import { min as mathMin, max as mathMax } from "../utils/math.js";
function preventOverflow(_ref) {
var state = _ref.state,
options = _ref.options,
name = _ref.name;
var _options$mainAxis = options.mainAxis,
checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis,
_options$altAxis = options.altAxis,
checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis,
boundary = options.boundary,
rootBoundary = options.rootBoundary,
altBoundary = options.altBoundary,
padding = options.padding,
_options$tether = options.tether,
tether = _options$tether === void 0 ? true : _options$tether,
_options$tetherOffset = options.tetherOffset,
tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset;
var overflow = detectOverflow(state, {
boundary: boundary,
rootBoundary: rootBoundary,
padding: padding,
altBoundary: altBoundary
});
var basePlacement = getBasePlacement(state.placement);
var variation = getVariation(state.placement);
var isBasePlacement = !variation;
var mainAxis = getMainAxisFromPlacement(basePlacement);
var altAxis = getAltAxis(mainAxis);
var popperOffsets = state.modifiersData.popperOffsets;
var referenceRect = state.rects.reference;
var popperRect = state.rects.popper;
var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign({}, state.rects, {
placement: state.placement
})) : tetherOffset;
var normalizedTetherOffsetValue = typeof tetherOffsetValue === 'number' ? {
mainAxis: tetherOffsetValue,
altAxis: tetherOffsetValue
} : Object.assign({
mainAxis: 0,
altAxis: 0
}, tetherOffsetValue);
var offsetModifierState = state.modifiersData.offset ? state.modifiersData.offset[state.placement] : null;
var data = {
x: 0,
y: 0
};
if (!popperOffsets) {
return;
}
if (checkMainAxis) {
var _offsetModifierState$;
var mainSide = mainAxis === 'y' ? top : left;
var altSide = mainAxis === 'y' ? bottom : right;
var len = mainAxis === 'y' ? 'height' : 'width';
var offset = popperOffsets[mainAxis];
var min = offset + overflow[mainSide];
var max = offset - overflow[altSide];
var additive = tether ? -popperRect[len] / 2 : 0;
var minLen = variation === start ? referenceRect[len] : popperRect[len];
var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go
// outside the reference bounds
var arrowElement = state.elements.arrow;
var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : {
width: 0,
height: 0
};
var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject();
var arrowPaddingMin = arrowPaddingObject[mainSide];
var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want
// to include its full size in the calculation. If the reference is small
// and near the edge of a boundary, the popper can overflow even if the
// reference is not overflowing as well (e.g. virtual elements with no
// width or height)
var arrowLen = within(0, referenceRect[len], arrowRect[len]);
var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis : minLen - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis;
var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis : maxLen + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis;
var arrowOffsetParent = state.elements.arrow && getOffsetParent(state.elements.arrow);
var clientOffset = arrowOffsetParent ? mainAxis === 'y' ? arrowOffsetParent.clientTop || 0 : arrowOffsetParent.clientLeft || 0 : 0;
var offsetModifierValue = (_offsetModifierState$ = offsetModifierState == null ? void 0 : offsetModifierState[mainAxis]) != null ? _offsetModifierState$ : 0;
var tetherMin = offset + minOffset - offsetModifierValue - clientOffset;
var tetherMax = offset + maxOffset - offsetModifierValue;
var preventedOffset = within(tether ? mathMin(min, tetherMin) : min, offset, tether ? mathMax(max, tetherMax) : max);
popperOffsets[mainAxis] = preventedOffset;
data[mainAxis] = preventedOffset - offset;
}
if (checkAltAxis) {
var _offsetModifierState$2;
var _mainSide = mainAxis === 'x' ? top : left;
var _altSide = mainAxis === 'x' ? bottom : right;
var _offset = popperOffsets[altAxis];
var _len = altAxis === 'y' ? 'height' : 'width';
var _min = _offset + overflow[_mainSide];
var _max = _offset - overflow[_altSide];
var isOriginSide = [top, left].indexOf(basePlacement) !== -1;
var _offsetModifierValue = (_offsetModifierState$2 = offsetModifierState == null ? void 0 : offsetModifierState[altAxis]) != null ? _offsetModifierState$2 : 0;
var _tetherMin = isOriginSide ? _min : _offset - referenceRect[_len] - popperRect[_len] - _offsetModifierValue + normalizedTetherOffsetValue.altAxis;
var _tetherMax = isOriginSide ? _offset + referenceRect[_len] + popperRect[_len] - _offsetModifierValue - normalizedTetherOffsetValue.altAxis : _max;
var _preventedOffset = tether && isOriginSide ? withinMaxClamp(_tetherMin, _offset, _tetherMax) : within(tether ? _tetherMin : _min, _offset, tether ? _tetherMax : _max);
popperOffsets[altAxis] = _preventedOffset;
data[altAxis] = _preventedOffset - _offset;
}
state.modifiersData[name] = data;
} // eslint-disable-next-line import/no-unused-modules
export default {
name: 'preventOverflow',
enabled: true,
phase: 'main',
fn: preventOverflow,
requiresIfExists: ['offset']
};
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