const { dirname, sep } = require('path')
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const fs = require('./fs.js')
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const getOptions = require('./common/get-options.js')
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const owner = require('./common/owner.js')
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const mkdtemp = async (prefix, opts) => {
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const options = getOptions(opts, {
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copy: ['encoding', 'owner'],
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wrap: 'encoding',
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})
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// mkdtemp relies on the trailing path separator to indicate if it should
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// create a directory inside of the prefix. if that's the case then the root
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// we infer ownership from is the prefix itself, otherwise it's the dirname
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// /tmp -> /tmpABCDEF, infers from /
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// /tmp/ -> /tmp/ABCDEF, infers from /tmp
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const root = prefix.endsWith(sep) ? prefix : dirname(prefix)
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const { uid, gid } = await owner.validate(root, options.owner)
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const result = await fs.mkdtemp(prefix, options)
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await owner.update(result, uid, gid)
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return result
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}
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module.exports = mkdtemp
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