#!/bin/sh

# Check if the repository URL is provided
if [ -z "$1" ]; then
    echo "Usage: $0 <remote_repo_url>"
    exit 1
fi

# Set the remote repository URL from the first positional argument
REMOTE_REPO="$1"

# Get the list of all commit hashes
commits=$(git rev-list --reverse main)

# Set the batch size
BATCH_SIZE=10000

# Initialize counter and range variables
start=0
end=$BATCH_SIZE

# Convert commits to an array
commit_array=($commits)

# Get the total number of commits
total_commits=${#commit_array[@]}

# Push commits in batches
while [ $start -lt $total_commits ]
do
    # Determine the end of the current batch
    if [ $end -gt $total_commits ]; then
        end=$total_commits
    fi

    # Get the range of commits for the current batch
    range="${commit_array[$end-1]}"
        
    # Progress display before each push
    percent_complete=$((start * 100 / total_commits))
    echo -ne "Pushing commits $start to $((end-1)) of $total_commits ($percent_complete%)\r"

    # Redirect git push output
    git push $REMOTE_REPO $range:refs/heads/main -f > /dev/null 2>&1
    
    # Check if push succeeded
    if [ $? -ne 0 ]; then
        echo "Error pushing commits. Exiting."
        exit 1
    fi

    
    # Update the start and end for the next batch
    start=$end
    end=$(($end + $BATCH_SIZE))
done