#!/bin/bash

set -e

echo "📦 Starte interaktive Einrichtung für semantic-release + Gitea (mit Gitea Workflow)"

# 1. Benutzer-Eingaben
read -p "🔗 Gitea API URL (z. B. https://gitea.example.com): " GITEA_API
read -p "👤 Gitea Benutzername: " GITEA_USER
read -p "📁 Repository-Name (z. B. meinprojekt): " GITEA_REPO
read -p "🔀 Hauptbranch (Standard: main): " BRANCH
BRANCH=${BRANCH:-main}

echo ""
echo "📁 Initialisiere npm-Projekt..."
npm init -y

echo "📥 Installiere Dev-Dependencies..."
npm install --save-dev \
  commitizen \
  cz-conventional-changelog \
  semantic-release \
  @semantic-release/git \
  @semantic-release/changelog \
  @semantic-release/commit-analyzer \
  @semantic-release/release-notes-generator \
  json

echo "🧠 Erstelle .czrc (wird ignoriert)"
cat > .czrc <<EOF
{
  "path": "cz-conventional-changelog"
}
EOF

echo "🧠 Erstelle .releaserc.json (wird ignoriert)"
cat > .releaserc.json <<EOF
{
  "branches": ["$BRANCH"],
  "plugins": [
    "@semantic-release/commit-analyzer",
    "@semantic-release/release-notes-generator",
    [
      "@semantic-release/changelog",
      {
        "changelogFile": "CHANGELOG.md"
      }
    ],
    [
      "@semantic-release/git",
      {
        "assets": ["CHANGELOG.md"],
        "message": "chore(release): \${nextRelease.version} [skip ci]\\n\\n\${nextRelease.notes}"
      }
    ]
  ]
}
EOF

echo "📄 Erweitere package.json (wird ignoriert)"
npx json -I -f package.json -e 'this.scripts={"commit":"git-cz","release":"semantic-release"}'
npx json -I -f package.json -e 'this.version="0.0.0"'

echo "📄 Erstelle CHANGELOG.md (wird ignoriert)"
touch CHANGELOG.md

echo "🧹 Erstelle .gitignore"
cat > .gitignore <<EOF
# Node & npm
node_modules/
package-lock.json

# Config & meta
.czrc
.releaserc.json
CHANGELOG.md
create-gitea-release.sh
package.json
package-lock.json

# IDEs / Editor
.vscode/
.idea/
.DS_Store

# Logs / system
npm-debug.log*
yarn-debug.log*
yarn-error.log*
EOF

echo "📤 Erstelle Gitea Release Script im Workflow-Ordner"
mkdir -p .gitea/workflows
cat > .gitea/workflows/create-gitea-release.sh <<EOF
#!/bin/bash

VERSION=\$(node -p "require('./package.json').version")
API="$GITEA_API/api/v1"
REPO="$GITEA_USER/$GITEA_REPO"
TOKEN="\${GITEA_TOKEN}"

CHANGELOG_BODY=\$(awk '/^## /{exit} {print}' CHANGELOG.md | sed ':a;N;\$!ba;s/\\n/\\\\n/g')

curl -X POST "\$API/repos/\$REPO/releases" \\
  -H "Authorization: token \$TOKEN" \\
  -H "Content-Type: application/json" \\
  -d "{
        \\\"tag_name\\\": \\\"v\$VERSION\\\",
        \\\"name\\\": \\\"v\$VERSION\\\",
        \\\"body\\\": \\\"\$CHANGELOG_BODY\\\",
        \\\"draft\\\": false,
        \\\"prerelease\\\": false
      }"
EOF

chmod +x .gitea/workflows/create-gitea-release.sh

echo "📂 Erstelle Gitea Workflow (.gitea/workflows/release.yml)"
cat > .gitea/workflows/release.yml <<EOF
name: Release

on:
  push:
    branches:
      - $BRANCH

jobs:
  release:
    runs-on: ubuntu-latest
    steps:
      - name: Check out code
        uses: actions/checkout@v3

      - name: Setup Node.js
        uses: actions/setup-node@v3
        with:
          node-version: '20'

      - name: Install dependencies
        run: npm ci

      - name: Run semantic-release
        run: npx semantic-release

      - name: Create Gitea release
        run: .gitea/workflows/create-gitea-release.sh
        env:
          GITEA_TOKEN: \${{ secrets.GITEA_TOKEN }}
EOF

echo ""
echo "✅ Einrichtung abgeschlossen. Nur Workflow-Dateien sind für Git relevant."

echo ""
echo "📦 Nächste Schritte:"
echo " - Commit mit: npm run commit"
echo " - Push auf '$BRANCH'"
echo " - In Gitea unter Settings → Secrets → Repository Secrets den GITEA_TOKEN anlegen"
echo " - Nach Push läuft der Workflow automatisch und erstellt Release + Tag"

echo ""
echo "💡 Zum manuellen Testen:"
echo " export GITEA_TOKEN=dein_api_token"
echo " npx semantic-release"
echo " .gitea/workflows/create-gitea-release.sh"