Review funkt

node_modules/bullmq/dist/esm/commands/changePriority-7.lua

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+--[[
+  Change job priority
+  Input:
+    KEYS[1] 'wait',
+    KEYS[2] 'paused'
+    KEYS[3] 'meta'
+    KEYS[4] 'prioritized'
+    KEYS[5] 'active'
+    KEYS[6] 'pc' priority counter
+    KEYS[7] 'marker'
+
+    ARGV[1] priority value
+    ARGV[2] prefix key
+    ARGV[3] job id
+    ARGV[4] lifo
+
+    Output:
+       0  - OK
+      -1  - Missing job
+]]
+local jobId = ARGV[3]
+local jobKey = ARGV[2] .. jobId
+local priority = tonumber(ARGV[1])
+local rcall = redis.call
+
+-- Includes
+--- @include "includes/addJobInTargetList"
+--- @include "includes/addJobWithPriority"
+--- @include "includes/isQueuePausedOrMaxed"
+--- @include "includes/pushBackJobWithPriority"
+
+local function reAddJobWithNewPriority( prioritizedKey, markerKey, waitKey,
+    priorityCounter, lifo, priority, jobId, isPausedOrMaxed)
+    if priority == 0 then
+        local pushCmd = lifo and 'RPUSH' or 'LPUSH'
+        addJobInTargetList(waitKey, markerKey, pushCmd, isPausedOrMaxed, jobId)
+    else
+        if lifo then
+            pushBackJobWithPriority(prioritizedKey, priority, jobId)
+        else
+            addJobWithPriority(markerKey, prioritizedKey, priority, jobId,
+                priorityCounter, isPausedOrMaxed)
+        end
+    end
+end
+
+if rcall("EXISTS", jobKey) == 1 then
+    local metaKey = KEYS[3]
+    local activeKey = KEYS[5]
+    local waitKey = KEYS[1]
+    local pausedKey = KEYS[2]
+    local isPausedOrMaxed = isQueuePausedOrMaxed(metaKey, activeKey)
+    local prioritizedKey = KEYS[4]
+    local priorityCounterKey = KEYS[6]
+    local markerKey = KEYS[7]
+
+    -- Re-add with the new priority
+    if rcall("ZREM", prioritizedKey, jobId) > 0 then
+        reAddJobWithNewPriority( prioritizedKey, markerKey, waitKey,
+            priorityCounterKey, ARGV[4] == '1', priority, jobId, isPausedOrMaxed)
+    elseif rcall("LREM", waitKey, -1, jobId) > 0 then
+        reAddJobWithNewPriority( prioritizedKey, markerKey, waitKey,
+            priorityCounterKey, ARGV[4] == '1', priority, jobId, isPausedOrMaxed)
+    end
+
+    rcall("HSET", jobKey, "priority", priority)
+
+    return 0
+else
+    return -1
+end