comments for you bro :)

Kai.h

 #import <objc/runtime.h>
 #import <UIKit/UIKit.h>
 
-#define KAISelf ((CSAdjunctListView *)self)
-
-@interface UIApplication (Kai)
-+(id)sharedApplication;
--(BOOL)launchApplicationWithIdentifier:(id)arg1 suspended:(BOOL)arg2;
-@end
+#define KAISelf ((CSAdjunctListView *)self) //for use when calling self in KAITarget
+#define KAIBattery UHDUEIHGCEBCHYDEICVKEVSAGJKBCXAHJGKVXHAS //lmao
 
 @interface CSAdjunctListView : UIView
 @property (nonatomic, assign) BOOL hasKai;
 -(void)KaiUpdate;
 @end
 
-@interface SBDashBoardAdjunctListView : UIView
-@property (nonatomic, assign) BOOL hasKai;
--(UIStackView *)stackView;
--(void)setStackView:(UIStackView *)arg1;
--(void)KaiUpdate;
-@end
-
-@interface CSMainPageView : UIView
--(void)updateForPresentation:(id)arg1;
-@end
-
-@interface _CSSingleBatteryChargingView : UIView
-@end
-
-@interface NSLayoutConstraint (Kai)
-+(id)constraintWithAnchor:(id)arg1 relatedBy:(long long)arg2 toAnchor:(id)arg3 multiplier:(double)arg4 constant:(double)arg5 ;
-@end
-
 @interface CALayer (kai)
 @property (nonatomic, assign) BOOL continuousCorners;
 @end
 double bannerWidthFactor;
 double horizontalOffset;
 
+//by importing here, I can use vars in the .mm of KAIBattery
 #import "KAIBattery.mm"
 
 #define PLIST_PATH @"/User/Library/Preferences/com.burritoz.kaiprefs.plist"
 static void applyPrefs() 
 {
     preferencesChanged();
+
+    //here I remotely refresh the KAIView.
     isUpdating = YES;
     [UIView animateWithDuration:0.3 animations:^{
         [KAIBattery sharedInstance].alpha = 0;

Kai.xm

 #import "Kai.h"
 
-%hook KAITarget
+%hook KAITarget //This class is defined in %ctor, KAITarget is not a class name.
+
 %property (nonatomic, assign) BOOL hasKai;
 
 -(void)_layoutStackView {
 
 	NSInteger lastSlot = [[self stackView].subviews count] -1;
+	//this code is used to determine if kai is at the bottom of the stack view
 	if([[self stackView].subviews objectAtIndex:lastSlot] != [KAIBattery sharedInstance] && belowMusic) {
+		//if it is not, but the option to have kai below music is on, i simply remove from it's current pos. 
+		//and insert into last slot.
 		[[self stackView] removeArrangedSubview:[KAIBattery sharedInstance]];
 		[[self stackView] insertArrangedSubview:[KAIBattery sharedInstance] atIndex:lastSlot];
 	}
 	
+	//makes kai lay itself out when the stack does
 	[self KaiUpdate];
 
 	%orig;
 
 	if(!KAISelf.hasKai) {
 		KAIBattery *battery = [[KAIBattery alloc] init];
+
+		//Add noti observer
 		[[NSNotificationCenter defaultCenter] addObserver:self
 			selector:@selector(KaiInfo)
 			name:@"KaiInfoChanged"
 			object:nil];
 		KAISelf.hasKai = YES;
 
-	UIStackView *newView = arg1;
-
-	if(![arg1.subviews containsObject:battery]) {
-		[newView addArrangedSubview:battery];
+	if(![arg1.subviews containsObject:battery]) { //if not added
+		//add kai to the stack view
+		[arg1 addArrangedSubview:battery];
 	}
 
-	%orig(newView);
+	//send the adjusted stackview as arg1 
+	%orig(arg1);
 
 	}
 }
 			
 			battery.heightConstraint.active = NO;
 			battery.heightConstraint = [battery.heightAnchor constraintEqualToConstant:85];
+			//set an initial constraint
 			battery.heightConstraint.active = YES;
 
 		} else {
-		int height = ((battery.number * (bannerHeight + spacing)) - spacing + 5);
+		int height = ((battery.number * (bannerHeight + spacing)) - spacing + 5); //big brain math
 			battery.heightConstraint.active = NO;
 			battery.heightConstraint.constant = height;
 			battery.heightConstraint.active = YES;
 
 			UIStackView *s = [self stackView];
 			s.frame = CGRectMake(s.frame.origin.x, s.frame.origin.y, s.frame.size.width, (s.frame.size.height - 1));
+			//literally does nothing but makes the stack view lay itself out (doesnt adjust frame because translatesAutoreszingMaskIntoConstraints = NO on stack views)
 		}
 
 	}];
 
 %new
 -(void)KaiInfo {
+
 	if(!isUpdating) {
+
 		isUpdating = YES;
 		[UIView animateWithDuration:0.3 animations:^{
+
+			//nice fade out
 			[KAIBattery sharedInstance].alpha = 0;
+
 		} completion:^(BOOL finished){
+
 			[[KAIBattery sharedInstance] updateBattery];
 			[self KaiUpdate];
 			[UIView animateWithDuration:0.35 animations:^{
+				//fade back in
 				[KAIBattery sharedInstance].alpha = 1;
 			} completion:^(BOOL finished){
 				isUpdating = NO;
 			}];
+
 		}];
+
 	}
+
 }
 %end
 
 
 - (id)initWithIdentifier:(id)arg1 vendor:(long long)arg2 productIdentifier:(long long)arg3 parts:(unsigned long long)arg4 matchIdentifier:(id)arg5 {
 
+	//Posts a notification to self when these keys change
 	[self addObserver:self forKeyPath:@"charging" options:NSKeyValueObservingOptionNew context:nil];
-	//[self addObserver:self forKeyPath:@"powerSourceState" options:NSKeyValueObservingOptionNew context:nil];
 	[self addObserver:self forKeyPath:@"batterySaverModeActive" options:NSKeyValueObservingOptionNew context:nil];
 	[self addObserver:self forKeyPath:@"percentCharge" options:NSKeyValueObservingOptionNew context:nil];
 
 
 -(void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context{
 	dispatch_async(dispatch_get_main_queue(), ^{
-	[[NSNotificationCenter defaultCenter] postNotificationName:@"KaiInfoChanged" object:nil userInfo:nil];
+		//sends the noti to update battery info
+		[[NSNotificationCenter defaultCenter] postNotificationName:@"KaiInfoChanged" object:nil userInfo:nil];
 	});
 	
 }
 
 -(void)_transitionChargingViewToVisible:(BOOL)arg1 showBattery:(BOOL)arg2 animated:(BOOL)arg3 {
 	if(hideChargingAnimation) {
+		//Yeah bro this just makes the method never call to show the charging thing
 		%orig(NO,NO,NO);
 	}
 }
         NULL,
         CFNotificationSuspensionBehaviorDeliverImmediately
     );
+
+	//Bro Muirey helped me figure out a logical way to do this because iOS 12-13 classes have changed
 	Class cls = kCFCoreFoundationVersionNumber > 1600 ? ([objc_getClass("CSAdjunctListView") class]) : ([objc_getClass("SBDashBoardAdjunctListView") class]);
 	if(enabled) {
     	%init(KAITarget = cls);