1problem1day-autoGenIssueEveryday.yml

name: Daily / Generate LeetCode Daily Issue

# 每天北京时间0点自动创建今天的每日一题issue

on:
  schedule:
    - cron: '0 16 * * *'   # UTC 16 = 北京 0 点
  workflow_dispatch:

permissions:
  issues: write

jobs:
  daily:
    runs-on: ubuntu-latest
    steps:
      - name: Fetch LeetCode daily question
        id: fetch
        run: |
          date=$(TZ=Asia/Shanghai date +%Y-%m-%d)
          year=${date:0:4}
          month=${date:5:2}

          curl -s https://leetcode.cn/graphql/ \
            -H 'Content-Type: application/json' \
            -d "{
              \"query\":\"query dailyQuestionRecords(\$year:Int!,\$month:Int!){dailyQuestionRecords(year:\$year,month:\$month){date question{questionFrontendId titleSlug translatedTitle}}}\",
              \"variables\":{\"year\":\"$year\",\"month\":\"$month\"}
            }" \
          | jq -r --arg d "$date" '
            .data.dailyQuestionRecords[]
            | select(.date==$d)
            | "\(.question.questionFrontendId)|\(.question.titleSlug)|\(.question.translatedTitle)"
          ' > daily.txt

      - name: Create issue
        env:
          GH_TOKEN: ${{ secrets.ONE_PROBLEM_ONE_DAY_PAT }}
          REPO: ${{ github.repository }}
        run: |
          IFS='|' read -r id slug title < daily.txt
          date=$(TZ=Asia/Shanghai date +%Y-%m-%d)

          workflow_path=${GITHUB_WORKFLOW_REF#*/}  # 去掉owner
          workflow_path=${workflow_path#*/}        # 去掉repo名
          workflow_path=${workflow_path%@*}        # 去掉@ref

          gh issue create \
            --title "[newSolution]Who can add 1 more problem of LeetCode $id" \
            --body "By Github [Actions](https://github.com/$REPO/blob/$GITHUB_SHA/$workflow_path) | [$id.$title](https://leetcode.cn/problems/$slug/) | $date" \
            --label 题解 \
            --assignee LetMeFly666 \
            --repo "$REPO"