pushd_integration_test.sh

#!/usr/bin/env bash

wget_file() {
  # Counter for the number of attempts
  attempts=0
  # Maximum number of attempts
  max_attempts=3
  while [ "$attempts" -lt "$max_attempts" ]; do
      if wget "http://localhost:8080/pushd/${test_user}/${1}" --directory-prefix="${2}";
      then
          echo "Downloaded successfully."
          break
      else
          echo "Download failed. Retrying..."
          attempts=$((attempts + 1))
      fi
  done
  if [ "$attempts" -ge "$max_attempts" ]; then
      echo "Maximum number of attempts reached. Command still failed."
      exit 1
  fi
}

test_user="00000000-0000-0000-0000-000000000000"

echo "run docker with:"
echo "docker run -e PUSH_S3_IMAGES_BUCKET=pushd-nonprod-images -e PUSH_S3_RENDER_BUCKET=pushd-nonprod-image-renders -e IMGPROXY_LOG_FORMAT=json -e IMGPROXY_USE_S3=true -e AWS_REGION=us-east-1 -e AWS_ACCESS_KEY_ID=<access key id> -e AWS_SECRET_ACCESS_KEY=<secret access key id>  -e IMGPROXY_WRITE_TIMEOUT=60 -p 8080:8080 -it  <docker image name>"

mkdir -p downloads/known_good
mkdir -p downloads/new_version
mkdir -p downloads/s3_cached

test_files=("rotate_0__width_1536__height_2048__rt_fill__quality_95__crop_3024:4032:nowe:0:0__04693066-6F52-4E07-ADA7-A292313F1F6B.jpeg"
            "rotate_0__width_1280__height_1600__rt_fill__crop_1736:2420:nowe:0:0__padding_0:200:0:200__background_blur__04693066-6F52-4E07-ADA7-A292313F1F6B.jpeg"
            "rotate_0__width_960__height_1200__rt_fill__flower-portrait.jpg"
            "rotate_0__width_2048__height_1536__rt_fill__quality_95__crop_3066:2300:nowe:0:0__squirell-landscape.jpg"
            "rotate_0__width_1280__height_800__rt_fit__padding_0:319:0:319__background_blur__crop_750:937:nowe:0:106__house-landscape.heic"
            "rotate_0__width_1536__height_2048__rt_fill__crop_1868:2490:nowe:0:0__padding_0:0:0:0__background_blur__flower-portrait.jpg"
            "rotate_0__width_640__height_800__rt_fill__crop_3024:3780:nowe:0:252__grapes-portrait.heic"
            "quality_95__rt_fill__width_366__height_489__crop_1716:2289:nowe:79:0__lady-and-dog-portrait.jpg"
            "quality_95__rt_fill__width_372__height_372__crop_1023:1365:nowe:425:0__lady-and-dog-portrait.jpg"
            "rotate_0__width_1920__height_1200__rt_fill__crop_3034:1896:nowe:0:0__padding_0:0:0:0__background_0:0:0__lightning-landscape.jpg"
            "rotate_0__width_1920__height_1200__rt_fit__padding_0:480:0:480__background_0:0:0__quality_95__crop_3024:3780:nowe:0:0__beach-landscape.heic")

echo "cleaning up past runs"

# clear existing files
for test_file in "${test_files[@]}"; do
    rm ./downloads/known_good/"${test_file}" &> /dev/null
    rm ./downloads/new_version/"${test_file}" &> /dev/null
    rm ./downloads/s3_cached/"${test_file}" &> /dev/null
    AWS_PROFILE=pushd-nonprod aws s3 ls s3://pushd-nonprod-image-renders/00000000-0000-0000-0000-000000000000/"${test_file}" &> /dev/null
done

echo "Start up the known good imgproxy version with docker and then press enter"
read -r

# download test assets from known good imgproxy version
for test_file in "${test_files[@]}"; do
    wget_file "${test_file}" "downloads/known_good/"
done

echo "Finished downloading test files from known good imgproxy version"
echo "Start up the new imgproxy version with docker and then press enter"
read -r

# download test assets from new imgproxy version
for test_file in "${test_files[@]}"; do
  wget_file "${test_file}" "downloads/new_version/"
done

echo "Now we will phash the known_good and new_version files to see if they match"

failed="false"
# compare files to see if they match phashes
for test_file in "${test_files[@]}"; do
  diff_val=$(compare -metric phash downloads/known_good/"${test_file}" downloads/new_version/"${test_file}" /dev/null 2>&1)
  if (( $(echo "$diff_val > 10" | bc -l) )); then
    failed="true"
    echo "phash is bad for ${test_file} phash diff: ${diff_val}"
  else
    echo "phash passed. phash diff: ${diff_val}"
  fi
done

echo "Now we will phash the known_good and s3_cached files to see if they match"
# confirm files uploaded to S3 exist and also pass pHash
for test_file in "${test_files[@]}"; do
    AWS_PROFILE=pushd-nonprod aws s3 cp s3://pushd-nonprod-image-renders/00000000-0000-0000-0000-000000000000/"${test_file}" ./downloads/s3_cached/"${test_file}"
    diff_val=$(compare -metric phash downloads/known_good/"${test_file}" downloads/s3_cached/"${test_file}" /dev/null 2>&1)
    if (( $(echo "$diff_val > 10" | bc -l) )); then
      failed="true"
      echo "phash is bad for ${test_file} phash diff: ${diff_val}"
    else
      echo "phash passed. phash diff: ${diff_val}"
    fi
done


if [ "$failed" = "true" ]; then
    echo "At least one test file phash was too different."
    exit 1
else
    echo "Integration test has passed."
fi