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backend/node_modules/bullmq/dist/cjs/commands/moveJobsToWait-8.lua

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+--[[
+  Move completed, failed or delayed jobs to wait.
+
+  Note: Does not support jobs with priorities.
+
+  Input:
+    KEYS[1] base key
+    KEYS[2] events stream
+    KEYS[3] state key (failed, completed, delayed)
+    KEYS[4] 'wait'
+    KEYS[5] 'paused'
+    KEYS[6] 'meta'
+    KEYS[7] 'active'
+    KEYS[8] 'marker'
+
+    ARGV[1] count
+    ARGV[2] timestamp
+    ARGV[3] prev state
+
+  Output:
+    1  means the operation is not completed
+    0  means the operation is completed
+]]
+local maxCount = tonumber(ARGV[1])
+local timestamp = tonumber(ARGV[2])
+
+local rcall = redis.call;
+
+-- Includes
+--- @include "includes/addBaseMarkerIfNeeded"
+--- @include "includes/batches"
+--- @include "includes/getOrSetMaxEvents"
+--- @include "includes/getTargetQueueList"
+
+local metaKey = KEYS[6]
+local target, isPausedOrMaxed = getTargetQueueList(metaKey, KEYS[7], KEYS[4], KEYS[5])
+
+local jobs = rcall('ZRANGEBYSCORE', KEYS[3], 0, timestamp, 'LIMIT', 0, maxCount)
+if (#jobs > 0) then
+
+    if ARGV[3] == "failed" then
+        for i, key in ipairs(jobs) do
+            local jobKey = KEYS[1] .. key
+            rcall("HDEL", jobKey, "finishedOn", "processedOn", "failedReason")
+        end
+    elseif ARGV[3] == "completed" then
+        for i, key in ipairs(jobs) do
+            local jobKey = KEYS[1] .. key
+            rcall("HDEL", jobKey, "finishedOn", "processedOn", "returnvalue")
+        end
+    end
+
+    local maxEvents = getOrSetMaxEvents(metaKey)
+
+    for i, key in ipairs(jobs) do
+        -- Emit waiting event
+        rcall("XADD", KEYS[2], "MAXLEN", "~", maxEvents, "*", "event",
+              "waiting", "jobId", key, "prev", ARGV[3]);
+    end
+
+    for from, to in batches(#jobs, 7000) do
+        rcall("ZREM", KEYS[3], unpack(jobs, from, to))
+        rcall("LPUSH", target, unpack(jobs, from, to))
+    end
+
+    addBaseMarkerIfNeeded(KEYS[8], isPausedOrMaxed)
+end
+
+maxCount = maxCount - #jobs
+
+if (maxCount <= 0) then return 1 end
+
+return 0