labels.yaml

name: Labels
on:
  push:
    branches:
      - deploy
permissions:
  issues: write
jobs:
  update-labels:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Remove existing labels
        uses: actions/github-script@v7
        with:
          script: |
            const {owner, repo} = context.repo;
            while (true) {
              const labels = (await github.request("GET /repos/{owner}/{repo}/labels", {
                owner,
                repo,
                headers: {
                  "X-GitHub-Api-Version": "2022-11-28"
                }
              })).data;
              if (!Array.isArray(labels)) {
                throw Error("Expected an array");
              }
              if (labels.length === 0) {
                break;
              }
              for (const label of labels) {
                const name = label.name;
                console.log(`Deleting label: ${name}`);
                await github.request("DELETE /repos/{owner}/{repo}/labels/{name}", {
                  owner,
                  repo,
                  name,
                  headers: {
                    "X-GitHub-Api-Version": "2022-11-28"
                  }
                });
              }
            }

      - name: Create new labels
        uses: actions/github-script@v7
        with:
          script: |
            const {owner, repo} = context.repo;
            const {colors, labels} = require("./labels.json");
            for (const label of labels) {
              const {description, name} = label;
              const color = label.color || Object.entries(colors).find(c => new RegExp(c[0]).test(name))[1];
              console.log(`Creating label: ${name}; color = ${color}; description = ${description}`);
              await github.request("POST /repos/{owner}/{repo}/labels", {
                owner,
                repo,
                name,
                description,
                color,
                headers: {
                  "X-GitHub-Api-Version": "2022-11-28"
                }
              });
            }