From 2056a08aac669e2e223127433471a9d99fe8d45a Mon Sep 17 00:00:00 2001
From: Oskar Kapala <oskar.kapala@gmail.com>
Date: Mon, 1 Dec 2025 18:30:11 +0100
Subject: [PATCH] cleanup

---
 .gitignore                           |  1 +
 .idea/.gitignore                     |  8 ---
 .idea/codeStyles/codeStyleConfig.xml |  5 --
 .idea/misc.xml                       |  7 ---
 .idea/modules.xml                    |  8 ---
 .idea/tasks.iml                      |  9 ----
 006_backups/backup-piha-home.sh      | 79 ++++++++++++++++++++++++++++
 7 files changed, 80 insertions(+), 37 deletions(-)
 create mode 100644 .gitignore
 delete mode 100644 .idea/.gitignore
 delete mode 100644 .idea/codeStyles/codeStyleConfig.xml
 delete mode 100644 .idea/misc.xml
 delete mode 100644 .idea/modules.xml
 delete mode 100644 .idea/tasks.iml
 create mode 100644 006_backups/backup-piha-home.sh

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d19812c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.idea/**
\ No newline at end of file
diff --git a/.idea/.gitignore b/.idea/.gitignore
deleted file mode 100644
index 13566b8..0000000
--- a/.idea/.gitignore
+++ /dev/null
@@ -1,8 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Editor-based HTTP Client requests
-/httpRequests/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml
diff --git a/.idea/codeStyles/codeStyleConfig.xml b/.idea/codeStyles/codeStyleConfig.xml
deleted file mode 100644
index a55e7a1..0000000
--- a/.idea/codeStyles/codeStyleConfig.xml
+++ /dev/null
@@ -1,5 +0,0 @@
-<component name="ProjectCodeStyleConfiguration">
-  <state>
-    <option name="PREFERRED_PROJECT_CODE_STYLE" value="Default" />
-  </state>
-</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
deleted file mode 100644
index 51da044..0000000
--- a/.idea/misc.xml
+++ /dev/null
@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="KubernetesApiProvider"><![CDATA[{}]]></component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_23" default="true" project-jdk-name="23" project-jdk-type="JavaSDK">
-    <output url="file://$PROJECT_DIR$/out" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
deleted file mode 100644
index 14a22b9..0000000
--- a/.idea/modules.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/tasks.iml" filepath="$PROJECT_DIR$/.idea/tasks.iml" />
-    </modules>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/tasks.iml b/.idea/tasks.iml
deleted file mode 100644
index d6ebd48..0000000
--- a/.idea/tasks.iml
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$" />
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>
\ No newline at end of file
diff --git a/006_backups/backup-piha-home.sh b/006_backups/backup-piha-home.sh
new file mode 100644
index 0000000..c64d6e5
--- /dev/null
+++ b/006_backups/backup-piha-home.sh
@@ -0,0 +1,79 @@
+#!/usr/bin/env bash
+
+toBackupDir='/home/pi'
+backupsDir='/media/pimain/backup-tmp/pi'
+
+# Space-separated directory names to ignore (directories will be pruned)
+# Example: ignoreDirNames=".venv target node_modules build"
+# Leave empty to include all directories.
+ignoreDirNames="immich homeassistant test .ssh .venv target node_modules build .config .cache .cargo .docker foty .m2 .npm .oh-my-zsh .ollama .local .giti tmp temp testowe"
+
+# Space-separated file name patterns to ignore (globs). Example:
+# ignoreFilePatterns="*.jpg *.png *.jar"
+# Leave empty to include all file patterns.
+#ignoreFilePatterns="*.jpg *.jped *.png *.jar *.mp4 *mp3"
+ignoreFilePatterns=""
+
+# Get current date in YYYYMMDD format
+dateStamp=$(date +%Y%m%d)
+backupFolderPrefix="pihome_"
+
+# Function to check if backup is from last day of month
+is_last_day_of_month() {
+    local file=$1
+    local date=$(basename "$file" .tgz)
+    # Check if next day is first day of next month
+    if [ "$(date -d "$date +1 day" +%d)" = "01" ]; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+# Create tar.gz archive file list with optional ignored directories
+if cd "$toBackupDir"; then
+    # Build prune expression for find from ignoreDirNames
+    prune_expr=()
+    if [ -n "$ignoreDirNames" ]; then
+        for d in $ignoreDirNames; do
+            prune_expr+=( -name "$d" -o )
+        done
+        # remove trailing -o
+        unset 'prune_expr[${#prune_expr[@]}-1]'
+    else
+        # ensure valid find expression when nothing to prune
+        prune_expr=( -false )
+    fi
+
+    # Build file-name ignore expression from ignoreFilePatterns
+    name_expr=()
+    if [ -n "$ignoreFilePatterns" ]; then
+        for p in $ignoreFilePatterns; do
+            name_expr+=( -name "$p" -o )
+        done
+        # remove trailing -o
+        unset 'name_expr[${#name_expr[@]}-1]'
+    else
+        # ensure valid find expression when nothing to exclude by name
+        name_expr=( -false )
+    fi
+
+    if find . \( -type d \( "${prune_expr[@]}" \) -prune \) -o \( -type f ! \( "${name_expr[@]}" \) -print0 \) | tar -czf "$backupsDir/$backupFolderName${dateStamp}.tgz" --null -T -; then
+        echo "Backup completed successfully: $backupsDir/$backupFolderName${dateStamp}.tgz"
+        
+    # Remove backups older than 7 days except last day of month backups
+    find "$backupsDir" -name "${backupFolderPrefix}*.tgz" -type f -mtime +7 | while read -r file; do
+        fileDtgName=$(echo $file | cut -d '_' -f 2)
+        if ! is_last_day_of_month "$fileDtgName"; then
+            rm "$fileDtgName"
+        fi
+    done
+
+    else
+        echo "Error creating backup"
+        exit 1
+    fi
+else
+    echo "Error: cannot cd to $toBackupDir"
+    exit 1
+fi