sif/.github/workflows/pr-bot.yml at 55d1094517ffc8e3c33561d8cb84ab959d99408e · vmfunc/sif · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
name: pr bot

on:
  pull_request_target:
    types: [opened, synchronize, reopened, edited]

permissions:
  contents: read
  pull-requests: write

concurrency:
  group: ${{ github.workflow }}-pr-${{ github.event.pull_request.number }}
  cancel-in-progress: true

jobs:
  label:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/labeler@v7
        with:
          configuration-path: .github/labeler.yml

  size:
    runs-on: ubuntu-latest
    steps:
      - name: label pr size
        uses: actions/github-script@v9
        with:
          script: |
            const { data: files } = await github.rest.pulls.listFiles({
              owner: context.repo.owner,
              repo: context.repo.repo,
              pull_number: context.payload.pull_request.number,
              per_page: 100,
            });

            const changes = files.reduce((sum, f) => sum + f.additions + f.deletions, 0);

            let size;
            if (changes < 10) size = "size/xs";
            else if (changes < 50) size = "size/s";
            else if (changes < 200) size = "size/m";
            else if (changes < 500) size = "size/l";
            else size = "size/xl";

            const sizeLabels = ["size/xs", "size/s", "size/m", "size/l", "size/xl"];
            const currentLabels = context.payload.pull_request.labels.map(l => l.name);
            const toRemove = currentLabels.filter(l => sizeLabels.includes(l) && l !== size);

            for (const label of toRemove) {
              await github.rest.issues.removeLabel({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: context.payload.pull_request.number,
                name: label,
              }).catch(() => {});
            }

            await github.rest.issues.addLabels({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.payload.pull_request.number,
              labels: [size],
            });

  ci-summary:
    runs-on: ubuntu-latest
    needs: [label, size]
    if: always()
    steps:
      - uses: actions/github-script@v9
        with:
          script: |
            const pr = context.payload.pull_request;
            const { data: checks } = await github.rest.checks.listForRef({
              owner: context.repo.owner,
              repo: context.repo.repo,
              ref: pr.head.sha,
              per_page: 100,
            });

            const { data: files } = await github.rest.pulls.listFiles({
              owner: context.repo.owner,
              repo: context.repo.repo,
              pull_number: pr.number,
              per_page: 100,
            });

            const additions = files.reduce((sum, f) => sum + f.additions, 0);
            const deletions = files.reduce((sum, f) => sum + f.deletions, 0);
            const fileCount = files.length;

            let body = `### pr summary\n\n`;
            body += `**${fileCount}** files changed (+${additions} -${deletions})\n\n`;

            const goFiles = files.filter(f => f.filename.endsWith('.go')).length;
            const testFiles = files.filter(f => f.filename.endsWith('_test.go')).length;
            const ciFiles = files.filter(f => f.filename.startsWith('.github/')).length;
            const modFiles = files.filter(f => f.filename === 'go.mod' || f.filename === 'go.sum').length;

            if (goFiles > 0 || testFiles > 0 || ciFiles > 0 || modFiles > 0) {
              body += `| category | files |\n|----------|-------|\n`;
              if (goFiles > 0) body += `| go source | ${goFiles} |\n`;
              if (testFiles > 0) body += `| tests | ${testFiles} |\n`;
              if (ciFiles > 0) body += `| ci/workflows | ${ciFiles} |\n`;
              if (modFiles > 0) body += `| deps | ${modFiles} |\n`;
              body += `\n`;
            }

            // find existing bot comment
            const { data: comments } = await github.rest.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: pr.number,
            });

            const marker = '<!-- sif-pr-bot -->';
            body = marker + '\n' + body;

            const existing = comments.find(c =>
              c.user.type === 'Bot' && c.body.includes(marker)
            );

            if (existing) {
              await github.rest.issues.updateComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                comment_id: existing.id,
                body,
              });
            } else {
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: pr.number,
                body,
              });
            }