#!/usr/bin/env bash
# =============================================================================
#  08-build-static-frontend.sh — 构建静态前端产物（dist）
#
#  用法:
#    ./08-build-static-frontend.sh           # 构建全部静态前端
#    ./08-build-static-frontend.sh <project> # 构建指定项目
#
#  可用项目: pc, cms, build-cms, build-down
# =============================================================================
set -euo pipefail
source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/common.sh"
init_dirs
load_env
init_script_log

header "构建静态前端"

STATIC_FRONTENDS=(pc cms build-cms build-down)

declare -A FE_PM=(
  [pc]="yarn"
  [cms]="pnpm"
  [build-cms]="pnpm"
  [build-down]="npm"
)

declare -A FE_BUILD_CMD=(
  [pc]="yarn build"
  [cms]="pnpm run build"
  [build-cms]="pnpm run build"
  [build-down]="npm run build"
)

declare -A FE_DIST_FILE=(
  [pc]="$ROOT_DIR/pc/dist/index.html"
  [cms]="$ROOT_DIR/cms/dist/index.html"
  [build-cms]="$ROOT_DIR/build-cms/dist/index.html"
  [build-down]="$ROOT_DIR/build-down/dist/index.html"
)

declare -A FE_URL=(
  [pc]="https://${PC_PROXY_DOMAIN:-pc-jack.imharry.work}/"
  [cms]="http://cms-jack.imharry.work/"
  [build-cms]="http://build-jack.imharry.work/"
  [build-down]="http://down-jack.imharry.work/"
)

_build_one() {
  local name="$1"
  local dir="$ROOT_DIR/$name"
  local pm="${FE_PM[$name]}"
  local cmd="${FE_BUILD_CMD[$name]}"
  local dist_file="${FE_DIST_FILE[$name]}"
  local logfile="$LOG_DIR/build-${name}.log"

  if [[ ! -d "$dir" ]]; then
    error "$name 目录不存在: $dir"
    return 1
  fi

  if [[ ! -d "$dir/node_modules" ]]; then
    error "$name node_modules 不存在，请先执行: ./deploy-test/06-install-frontend.sh $name"
    return 1
  fi

  if ! command -v "$pm" >/dev/null 2>&1; then
    error "$name 需要 $pm，但当前未安装"
    return 1
  fi

  info "构建 ${BOLD}$name${NC} ..."
  : > "$logfile"

  if [[ "$name" == "pc" ]]; then
    pc_ensure_wasm_assets
    pc_export_vite_backend_env
    pc_print_vite_backend_env
  fi

  (
    cd "$dir"
    # shellcheck disable=SC2086
    $cmd 2>&1
  ) | tee "$logfile"

  if [[ ! -f "$dist_file" ]]; then
    error "$name 构建完成，但未找到产物: $dist_file"
    return 1
  fi

  success "$name 构建完成: $dist_file"
  info "访问地址: ${FE_URL[$name]}"
}

TARGET="${1:-all}"

if [[ "$TARGET" == "all" ]]; then
  FAILED=()
  for project in "${STATIC_FRONTENDS[@]}"; do
    if ! _build_one "$project"; then
      FAILED+=("$project")
    fi
    echo ""
  done

  if [[ ${#FAILED[@]} -gt 0 ]]; then
    error "以下项目构建失败: ${FAILED[*]}"
    exit 1
  fi
else
  valid=false
  for project in "${STATIC_FRONTENDS[@]}"; do
    if [[ "$TARGET" == "$project" ]]; then
      valid=true
      break
    fi
  done

  if ! $valid; then
    error "未知项目: $TARGET"
    echo "可用: ${STATIC_FRONTENDS[*]}"
    exit 1
  fi

  _build_one "$TARGET"
fi

echo ""
success "静态前端构建完成"
echo "下一步:"
echo "  sudo ./deploy-test/00-init-tools.sh nginx"
echo "  ./deploy-test/09-verify-static-frontends.sh"