From 113864947e7920ae60b516b137cc8dc92a51b283 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=90=D0=BB=D0=B5=D0=BA=D1=81=D0=B5=D0=B9=20=D0=A5=D0=B0?=
 =?UTF-8?q?=D0=BB=D0=B5=D1=86=D0=BA=D0=B8=D0=B9?= <alexeychal@gmail.com>
Date: Sun, 28 Jun 2026 21:19:01 +0000
Subject: [PATCH] =?UTF-8?q?=D0=9E=D0=B1=D0=BD=D0=BE=D0=B2=D0=B8=D1=82?=
 =?UTF-8?q?=D1=8C=20hardwareAvailabilityReport.sql?=
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---
 hardwareAvailabilityReport.sql | 27 +++++++++++----------------
 1 file changed, 11 insertions(+), 16 deletions(-)

diff --git a/hardwareAvailabilityReport.sql b/hardwareAvailabilityReport.sql
index d3522ff..b19b209 100644
--- a/hardwareAvailabilityReport.sql
+++ b/hardwareAvailabilityReport.sql
@@ -54,10 +54,10 @@ checks_with_prev AS (
     SELECT 
         *,
         LAG(status) OVER (PARTITION BY host_name ORDER BY check_time) AS prev_status,
-        coalesce(lead(check_time) OVER (PARTITION BY host_name ORDER BY check_time), date_trunc('day', check_time) + interval '1 day - 1 sec') AS next_check_time
+        coalesce(lead(check_time) OVER (PARTITION BY host_name ORDER BY check_time), date_trunc('day', check_time) + interval '1 day') AS next_check_time
     FROM checks
 ),
---select * from (
+
 -- 3. Определяем моменты смены статуса (начало нового интервала)
 status_changes AS (
     SELECT 
@@ -70,16 +70,12 @@ status_changes AS (
 	    status, 
 	    prev_status,
 	    case 
-		    when DATE(next_check_time) > DATE(check_time) then date_trunc('day', check_time) + interval '23:59:59'
-	    	else next_check_time - interval '1 sec'
+		    when DATE(next_check_time) > DATE(check_time) then date_trunc('day', next_check_time) + interval '00:00:00'
+	    	else next_check_time 
 	    end as next_check_time, 
         CASE WHEN status != prev_status THEN 1 
             ELSE 0 
-        END AS is_start,
-	    case 
-		    when DATE(next_check_time) > DATE(check_time) then 1
-	    	else 0
-	    end as is_24hh
+        END AS is_start
     FROM checks_with_prev
     union all 
     SELECT
@@ -91,11 +87,10 @@ status_changes AS (
 	    date_trunc('day', next_check_time) + interval '00:00:00' as check_time,
 	    status, 
 	    prev_status,
-	    next_check_time - interval '1 sec',
-	    1 as is_start,
-	    0 as is_24hh
+	    next_check_time, 
+	    1 as is_start
      FROM checks_with_prev
-     where DATE(next_check_time) > DATE(check_time) --)f where status != prev_status and date_trunc('sec', ts) = date_trunc('sec', next_check_time)
+     where DATE(next_check_time) > DATE(check_time) 
 ),
 
 -- 4. Нумеруем интервалы для каждого устройства
@@ -118,8 +113,7 @@ grouped_intervals AS (
         coordinates,
         MIN(date_trunc('second', check_time)) AS check_time,
         MAX(date_trunc('second', next_check_time)) AS next_check_time,
-        MAX(status) AS status,        
-        MAX(is_24hh) AS is_24hh
+        MAX(status) AS status
     FROM intervals
     GROUP BY 
         host_name, 
@@ -148,7 +142,8 @@ daily_stats AS (
 	        coordinates,
 	        DATE(check_time) AS check_date,        
 	    	sum(case when status = 1 then next_check_time - check_time else null end) AS available_hours, 
-	    	sum(case when status = 0 then next_check_time - check_time else null end) AS unavailable_hours
+	    	sum(case when status = 0 then next_check_time - check_time else null end) AS unavailable_hours, 
+	    	sum(next_check_time - check_time) AS all_hours
 	    FROM grouped_intervals
 	    GROUP BY 
 	        host_name,