'use strict';
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const path = require('path');
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const paths = require('../lib/paths');
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const normalize = paths.normalize;
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const getAssetsPath = paths.getAssetsPath;
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/**
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* Fix url() according to source (`from`) or destination (`to`)
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*
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* @type {PostcssUrl~UrlProcessor}
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* @param {PostcssUrl~Asset} asset
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* @param {PostcssUrl~Dir} dir
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* @param {PostcssUrl~Option} options
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*
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* @returns {String|Undefined}
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*/
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module.exports = function(asset, dir, options) {
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const dest = getAssetsPath(dir.to, options && options.assetsPath || '');
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const rebasedUrl = normalize(
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path.relative(dest, asset.absolutePath)
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);
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return `${rebasedUrl}${asset.search}${asset.hash}`;
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};
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