#!/bin/bash

# 读取环境变量
URL=$CI_API_V4_URL
TOKEN=$GITLAB_ACCESS_TOKEN
PROJECT_ID=$CI_PROJECT_ID
next_tag=""
newest_tag=""
echo "PRIVATE-TOKEN: $TOKEN $URL/projects/$PROJECT_ID/repository/tags"
tags_json=$(curl -H "Content-Type: application/json" -H "PRIVATE-TOKEN: $TOKEN" "$URL/projects/$PROJECT_ID/repository/tags")
#echo "tags_json:$tags_json\n"
tags=$(echo "$tags_json" | jq -r '.[].name')
tags_length=$(echo "$tags_json" | jq -r 'length')
if [ "$tags_length" -lt 1 ]; then
  next_tag="v1.0.0"
else
  newest_tag=$(echo "$tags" | head -n 1)
  IFS='.' read -r major minor patch <<< "$newest_tag"
  major="${major#v}"
  compare_json=""
  if [[ "$1" == "generate_tag" ]];then
      echo "generate_tag:$newest_tag-to-master\n"
    compare_json=$(curl -s --header "PRIVATE-TOKEN: $TOKEN" "$URL/projects/$PROJECT_ID/repository/compare?from=$newest_tag&to=master")
  elif [[ "$1" == "generate_version"  ]]; then
     echo "generate_version:master-to-$CI_COMMIT_BRANCH\n"
    compare_json=$(curl -s --header "PRIVATE-TOKEN: $TOKEN" "$URL/projects/$PROJECT_ID/repository/compare?from=master&to=$CI_COMMIT_BRANCH")
  fi
  echo "compare_json:$compare_json\n"
  new_patch=$patch
  while IFS= read -r commit_json; do
    # 使用 jq 解析每一行的 JSON 对象
    commit_id=$(echo "$commit_json" | jq -r '.id')
    commit_message=$(echo "$commit_json" | jq -r '.message')
    echo "----$commit_message"
    if [[ "$commit_message" =~ ("feat:"*) ]]; then
        ((minor++))
        new_patch=0
        break
    elif [[ "$commit_message" =~ ("fix:"*) ]] && [[ $new_patch == $patch ]]; then
        ((new_patch++))
    elif [[ ! "$commit_message" =~ ("Merge"* | "Revert"*) ]] && [[ $new_patch == $patch ]]; then
        ((new_patch++))
    fi
  done < <(echo "$compare_json" | jq -c '.commits[] | {id: .id, message: .message}')
  next_tag="v$major.$minor.$new_patch"
fi
echo "New Tag:$newest_tag;New version: $next_tag;command: $1"
if [[ "$1" == "generate_tag" ]];then
  if [ "$next_tag" == "$newest_tag" ]; then
    echo "no change from master,skip to generate tag"
    exit 0
  fi
  git config user.name
  git tag $next_tag
  git push -u origin $next_tag
  echo "generate tag: $next_tag"
elif [[ "$1" == "generate_version"  ]]; then
  export NEXT_VERSION="$next_tag"
  echo "generate version: $NEXT_VERSION"
fi
echo "$next_tag" > app_new.version