From 32b9a7b78102d32f5ac777224d3319818f42a9c3 Mon Sep 17 00:00:00 2001
From: Kevin Zheng <kevinz5000@gmail.com>
Date: Tue, 21 Feb 2023 07:23:38 -0800
Subject: [PATCH] Add APC power meter (#14196)

---
 Content.Client/Power/APC/UI/ApcMenu.xaml        | 1 +
 Content.Client/Power/APC/UI/ApcMenu.xaml.cs     | 5 +++++
 Content.Server/Power/EntitySystems/ApcSystem.cs | 5 ++++-
 Content.Shared/APC/SharedApc.cs                 | 4 +++-
 Resources/Locale/en-US/ui/power-apc.ftl         | 1 +
 5 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/Content.Client/Power/APC/UI/ApcMenu.xaml b/Content.Client/Power/APC/UI/ApcMenu.xaml
index 61b12083c5..5926b5de4c 100644
--- a/Content.Client/Power/APC/UI/ApcMenu.xaml
+++ b/Content.Client/Power/APC/UI/ApcMenu.xaml
@@ -8,6 +8,7 @@
             <Label Text="{Loc 'apc-menu-breaker-label'}"/>
             <Button Name="BreakerButton" Text="{Loc 'apc-menu-breaker-button'}"></Button>
         </BoxContainer>
+        <Label Name="PowerLabel"/>
         <BoxContainer Orientation="Horizontal">
             <Label Text="{Loc 'apc-menu-external-label'}"/>
             <Label Name="ExternalPowerStateLabel" Text="{Loc 'apc-menu-power-state-good'}"/>
diff --git a/Content.Client/Power/APC/UI/ApcMenu.xaml.cs b/Content.Client/Power/APC/UI/ApcMenu.xaml.cs
index 9cc6877652..1a33b41635 100644
--- a/Content.Client/Power/APC/UI/ApcMenu.xaml.cs
+++ b/Content.Client/Power/APC/UI/ApcMenu.xaml.cs
@@ -32,6 +32,11 @@ namespace Content.Client.Power.APC.UI
                 BreakerButton.Pressed = castState.MainBreaker;
             }
 
+            if (PowerLabel != null)
+            {
+                PowerLabel.Text = Loc.GetString("apc-menu-power-label", ("power", castState.Power));
+            }
+
             if (ExternalPowerStateLabel != null)
             {
                 switch (castState.ApcExternalPower)
diff --git a/Content.Server/Power/EntitySystems/ApcSystem.cs b/Content.Server/Power/EntitySystems/ApcSystem.cs
index d442a77c06..45ad5a6aca 100644
--- a/Content.Server/Power/EntitySystems/ApcSystem.cs
+++ b/Content.Server/Power/EntitySystems/ApcSystem.cs
@@ -135,9 +135,12 @@ namespace Content.Server.Power.EntitySystems
             if (!Resolve(uid, ref apc, ref battery, ref ui))
                 return;
 
+            var netBattery = Comp<PowerNetworkBatteryComponent>(uid);
+            float power = netBattery is not null ? netBattery.CurrentSupply : 0f;
+
             if (_userInterfaceSystem.GetUiOrNull(uid, ApcUiKey.Key, ui) is { } bui)
             {
-                bui.SetState(new ApcBoundInterfaceState(apc.MainBreakerEnabled, apc.LastExternalState, battery.CurrentCharge / battery.MaxCharge));
+                bui.SetState(new ApcBoundInterfaceState(apc.MainBreakerEnabled, (int)MathF.Ceiling(power), apc.LastExternalState, battery.CurrentCharge / battery.MaxCharge));
             }
         }
 
diff --git a/Content.Shared/APC/SharedApc.cs b/Content.Shared/APC/SharedApc.cs
index 7669e32aa2..d49115b151 100644
--- a/Content.Shared/APC/SharedApc.cs
+++ b/Content.Shared/APC/SharedApc.cs
@@ -57,12 +57,14 @@ namespace Content.Shared.APC
     public sealed class ApcBoundInterfaceState : BoundUserInterfaceState
     {
         public readonly bool MainBreaker;
+        public readonly int Power;
         public readonly ApcExternalPowerState ApcExternalPower;
         public readonly float Charge;
 
-        public ApcBoundInterfaceState(bool mainBreaker, ApcExternalPowerState apcExternalPower, float charge)
+        public ApcBoundInterfaceState(bool mainBreaker, int power, ApcExternalPowerState apcExternalPower, float charge)
         {
             MainBreaker = mainBreaker;
+            Power = power;
             ApcExternalPower = apcExternalPower;
             Charge = charge;
         }
diff --git a/Resources/Locale/en-US/ui/power-apc.ftl b/Resources/Locale/en-US/ui/power-apc.ftl
index c283eb56af..829b459ee9 100644
--- a/Resources/Locale/en-US/ui/power-apc.ftl
+++ b/Resources/Locale/en-US/ui/power-apc.ftl
@@ -1,6 +1,7 @@
 apc-menu-title = APC
 apc-menu-breaker-label = Main Breaker:{" "}
 apc-menu-breaker-button = Toggle
+apc-menu-power-label = Power: {$power} W
 apc-menu-external-label = External Power:{" "}
 apc-menu-charge-label = Charge:{" "}