chore: improvements

generate_diffs.sh

@@ -1,19 +1,46 @@
 #!/bin/bash
 
-# Set the commit hash to the latest commit if no argument is provided
-if [ -z "$1" ]
+# Function to handle Ctrl+C
+handle_sigint()
+{
+    echo "Interrupt received. Exiting script..."
+    exit 1
+}
+
+# Trap SIGINT (Ctrl+C) and call handle_sigint()
+trap 'handle_sigint' INT
+
+# Check if commit_hash.txt exists
+if [ -f commit_hash.txt ]
 then
-    commit_hash=$(git rev-parse HEAD)
-else
-    commit_hash=$1
+    read -p "commit_hash.txt found. Do you want to use it (y/n)? " answer
+    if [ "$answer" != "${answer#[Yy]}" ] 
+    then
+        commit_hash=$(cat commit_hash.txt)
+    fi
 fi
 
+# If commit_hash is empty, ask the user for a commit hash
+if [ -z "$commit_hash" ]
+then
+    read -p "Please enter a commit hash: " commit_hash
+fi
+
+# If the commit hash is still empty (no input given), exit the script
+if [ -z "$commit_hash" ]
+then
+    echo "No commit hash given. Exiting script..."
+    exit 1
+fi
+
+latest_commit_hash=$(git rev-parse HEAD)
+
 # Get the diff and write it to diffs.txt
-git diff ${commit_hash}~1..${commit_hash} > diffs.txt
+git diff ${commit_hash}~1..${latest_commit_hash} > diffs.txt
 
 # Always grab the latest commit hash and write to commit_hash.txt
-latest_commit_hash=$(git rev-parse HEAD)
+
 echo ${latest_commit_hash} > commit_hash.txt
 
 echo "Diffs and latest commit hash have been written to diffs.txt and commit_hash.txt, respectively."
-echo "git apply diffs.txt"
+echo "To apply the diffs, run: git apply diffs.txt"