BatteryService: implement script to change charge treshold based on provided list battery files

Bin/battery-manager/battery-manager.sh

@@ -0,0 +1,60 @@
+#!/usr/bin/env bash
+
+CONFIG_FILE="/etc/battery-manager/paths.conf"
+LOG_FILE="/var/log/battery-manager.log"
+
+log_message() {
+    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" >> "$LOG_FILE"
+}
+
+if [ -z "$1" ]; then
+    echo "Error: No battery level provided" >&2
+    log_message "ERROR: No battery level provided"
+    exit 1
+fi
+
+BATTERY_LEVEL="$1"
+
+if ! [[ "$BATTERY_LEVEL" =~ ^[0-9]+$ ]] || [ "$BATTERY_LEVEL" -gt 100 ] || [ "$BATTERY_LEVEL" -lt 0 ]; then
+    echo "Error: Invalid battery level. Must be 0-100" >&2
+    log_message "ERROR: Invalid battery level: $BATTERY_LEVEL"
+    exit 1
+fi
+
+if [ ! -f "$CONFIG_FILE" ]; then
+    echo "Error: Config file not found: $CONFIG_FILE" >&2
+    log_message "ERROR: Config file not found"
+    exit 1
+fi
+
+SUCCESS_COUNT=0
+FAIL_COUNT=0
+
+while IFS= read -r path; do
+    [[ -z "$path" || "$path" =~ ^# ]] && continue
+
+    if [ -f "$path" ] && [ -w "$path" ]; then
+        if echo "$BATTERY_LEVEL" > "$path" 2>/dev/null; then
+            echo "Updated: $path"
+            log_message "SUCCESS: Updated $path to $BATTERY_LEVEL"
+            ((SUCCESS_COUNT++))
+        else
+            echo "Failed to write: $path" >&2
+            log_message "ERROR: Failed to write to $path"
+            ((FAIL_COUNT++))
+        fi
+    else
+        echo "Skipped (not found/writable): $path"
+        log_message "INFO: Skipped $path (not found or not writable)"
+    fi
+done < "$CONFIG_FILE"
+
+log_message "SUMMARY: Updated $SUCCESS_COUNT file(s), failed $FAIL_COUNT, battery level: $BATTERY_LEVEL"
+
+if [ "$SUCCESS_COUNT" -eq 0 ]; then
+    echo "Error: No battery files were updated" >&2
+    exit 1
+fi
+
+echo "Successfully updated $SUCCESS_COUNT battery file(s)"
+exit 0

Bin/battery-manager/battery-paths.conf

@@ -0,0 +1,5 @@
+# Battery charge control paths
+# Add one path per line
+/sys/class/power_supply/BAT0/charge_control_end_threshold
+/sys/class/power_supply/BAT1/charge_control_end_threshold
+/sys/class/power_supply/BAT0/charge_stop_threshold