Ilia Denisov
53 lines
1.9 KiB
Go
53 lines
1.9 KiB
Go
package redisstate
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// releaseAllByUserScript atomically clears every registered, reservation,
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// and pending_registration binding owned by one user. Inputs:
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//
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// KEYS[1] — user_registered set key
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// KEYS[2] — user_reservations set key
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// KEYS[3] — pending_index sorted-set key
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// ARGV[1] — Lobby Redis key prefix (e.g. "lobby:")
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//
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// The script returns a three-entry table `{registeredCount,
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// reservationsTotal, pendingCount}` so callers can emit telemetry without
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// a second round-trip. reservationsTotal includes both reserved and
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// pending_registration entries; pendingCount is the pending-only subset.
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const releaseAllByUserScript = `
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local userRegisteredKey = KEYS[1]
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local userReservationsKey = KEYS[2]
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local pendingIndexKey = KEYS[3]
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local prefix = ARGV[1]
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local registered = redis.call('SMEMBERS', userRegisteredKey)
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for _, canonical in ipairs(registered) do
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redis.call('DEL', prefix .. 'race_names:registered:' .. canonical)
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redis.call('DEL', prefix .. 'race_names:canonical_lookup:' .. canonical)
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end
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local registeredCount = #registered
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if registeredCount > 0 then
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redis.call('DEL', userRegisteredKey)
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end
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local reservations = redis.call('SMEMBERS', userReservationsKey)
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local pendingCount = 0
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for _, member in ipairs(reservations) do
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local sep = string.find(member, ':', 1, true)
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if sep then
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local encGame = string.sub(member, 1, sep - 1)
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local encCanonical = string.sub(member, sep + 1)
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redis.call('DEL', prefix .. 'race_names:reservations:' .. encGame .. ':' .. encCanonical)
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local pendingRemoved = redis.call('ZREM', pendingIndexKey, member)
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if pendingRemoved == 1 then
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pendingCount = pendingCount + 1
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end
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redis.call('DEL', prefix .. 'race_names:canonical_lookup:' .. encCanonical)
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end
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end
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local reservationsTotal = #reservations
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if reservationsTotal > 0 then
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redis.call('DEL', userReservationsKey)
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end
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return {registeredCount, reservationsTotal, pendingCount}
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`
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