build.yml

name: iOS CI

on:
  pull_request:

env:
  SCHEME: DevLog

permissions:
  contents: read
  issues: write
  pull-requests: write

jobs:
  build:
    runs-on: macos-latest
    steps:
      - uses: actions/checkout@v4

      - name: Set up Xcode
        uses: maxim-lobanov/setup-xcode@v1
        with:
          xcode-version: latest

      - name: Select iOS Simulator Runtime (installed)
        id: pick_ios
        shell: bash
        run: |
          set -euo pipefail

          # macOS 메인 버전에 맞는 iOS 버전 중 최신 버전의 iPhone 선택
          RESULT=$(python3 - <<'PY'
          import re, subprocess, sys

          xcode_ver = subprocess.check_output(["xcodebuild", "-version"], text=True).splitlines()[0].strip()
          xcode_major = xcode_ver.split()[1].split('.')[0]
          try:
            xcode_major_num = int(xcode_major)
          except ValueError:
            xcode_major_num = None
          if xcode_major_num is not None and xcode_major_num <= 15:
            xcode_major = "26"

          text = subprocess.check_output(["xcrun", "simctl", "list", "devices"], text=True)
          lines = text.splitlines()

          def ver_key(v):
            return tuple(int(x) for x in v.split('.'))

          # 1) 최신 iOS 버전(해당 mac 메이저) 찾기
          latest_ver = None
          for line in lines:
            header = re.match(r"^-- iOS ([0-9]+(?:\.[0-9]+)*) --$", line.strip())
            if not header:
              continue
            ver = header.group(1)
            if not ver.startswith(f"{xcode_major}."):
              continue
            if latest_ver is None or ver_key(ver) > ver_key(latest_ver):
              latest_ver = ver

          if latest_ver is None:
            print(f"No iOS versions found for Xcode major {xcode_major}", file=sys.stderr)
            sys.exit(1)

          # 2) 해당 버전 섹션에서 첫 iPhone 찾고 즉시 종료
          current_ver = None
          for line in lines:
            header = re.match(r"^-- iOS ([0-9]+(?:\.[0-9]+)*) --$", line.strip())
            if header:
              current_ver = header.group(1)
              continue
            if current_ver != latest_ver:
              continue
            if "(unavailable)" in line:
              continue
            if "iPhone" in line:
              raw = line.strip()
              # key:value 형태면 딕셔너리로 파싱해서 name만 사용
              if "platform:" in raw and "name:" in raw and "OS:" in raw:
                kv = {}
                for part in raw.split(","):
                  if ":" not in part:
                    continue
                  k, v = part.split(":", 1)
                  kv[k.strip()] = v.strip()
                name = kv.get("name", raw)
              else:
                name = raw
                # UUID/상태만 제거하고 모델명 괄호는 유지
                name = re.sub(r"\s+\([0-9A-Fa-f-]{36}\)\s+\(.*\)$", "", name)
              print(f"{latest_ver}|{name}")
              sys.exit(0)

          print(f"No iPhone candidates found for iOS {latest_ver}", file=sys.stderr)
          sys.exit(1)
          PY
          )

          if [ -z "${RESULT:-}" ]; then
            echo "No iPhone simulator devices detected." >&2
            exit 1
          fi

          IFS='|' read -r IOS_VER DEVICE_NAME <<< "$RESULT"

          echo "Chosen iOS runtime version (iPhone): $IOS_VER"
          echo "Chosen simulator: $DEVICE_NAME"

          echo "ios_version=$IOS_VER" >> "$GITHUB_OUTPUT"
          echo "device_name=$DEVICE_NAME" >> "$GITHUB_OUTPUT"

      - name: Build
        shell: bash
        run: |
          set -euo pipefail
          set -x
          IOS_VER="${{ steps.pick_ios.outputs.ios_version }}"
          DEVICE_NAME="${{ steps.pick_ios.outputs.device_name }}"

          xcodebuild -version

          echo "Using scheme: $SCHEME"

          echo "Using simulator: $DEVICE_NAME (iOS ${IOS_VER})"

          # 예시: 시뮬레이터 대상으로 빌드/테스트 시 destination에서 OS 지정
          set -o pipefail
          xcodebuild \
            -scheme "$SCHEME" \
            -configuration Debug \
            -destination "platform=iOS Simulator,OS=${IOS_VER},name=${DEVICE_NAME}" \
            -skipPackagePluginValidation \
            -skipMacroValidation \
            -showBuildTimingSummary \
            build \
            | cat