#!/usr/bin/env bash

server=phela

# Save current stash state
initial_stash_count=$(git stash list | wc -l)

# Check if working directory is clean
if [[ -n $(git status --porcelain) ]]; then
    echo "Repository is dirty. Stashing changes..."
    git stash push --include-untracked --quiet
    stashed=true
else
    echo "Repository is clean."
    stashed=false
fi

if [[ -n "$1" ]]; then
  tag="$1"
else
  tag=$(git describe --tags --exact-match 2>/dev/null)
fi

if [[ -n $tag ]]; then
    echo "Current Git tag: $tag"
else
    branch=$(git rev-parse --abbrev-ref HEAD)
    tag=$branch-$(git rev-parse HEAD)
    echo "Current commit SHA-1: $tag"
fi

baseimage=code.hohl.cloud/jwa11y/a11yist
image=$baseimage:$tag

echo "Building tag $image"
docker build --progress quiet -t $image --target release .


# Restore the stash if we stashed
if [ "$stashed" = true ]; then
    echo "Restoring stashed changes..."
    current_stash_count=$(git stash list | wc -l)
    if (( current_stash_count > initial_stash_count )); then
        git stash pop --quiet
        echo "Changes restored."
    else
        echo "No stash to restore."
    fi
else
    echo "No changes to restore."
fi

echo "Pushing image $image"
docker push --quiet $image 

read -p "Do you want to SSH into $server and run 'deploy'? [y/N] " answer
if [[ "$answer" =~ ^[Yy]$ ]]; then
    echo "Connecting to $server and running 'deploy'..."
    baseimage_esc=$(echo $baseimage | sed 's/\//\\\//g' | sed 's/\./\\\./g')
    tag_esc=$(echo $image | sed 's/\//\\\//g' | sed 's/\./\\\./g')
    read -r -d '' remote_script <<REMOTE
cd /usr/local/services/a11yist
sed -i "s/image:.*$baseimage_esc.*/image: $tag_esc/" compose.yml
deploy
echo "$(date) $tag" >> deployments.log
REMOTE
    echo "Execute deployment"
    echo "$remote_script" | ssh "$server" "bash -s"
fi