# syntax=docker/dockerfile:1.7

############################
# Build stage
############################
FROM node:20-alpine AS build
WORKDIR /app

# pnpm via Corepack
ENV PNPM_HOME="/root/.local/share/pnpm"
ENV PATH="$PNPM_HOME:$PATH"
RUN corepack enable && corepack prepare pnpm@9.12.0 --activate

# Installera beroenden
COPY package.json pnpm-lock.yaml* ./
RUN pnpm install --frozen-lockfile

# App-källor
COPY . .

# --- Build args (styr Vite) ---
# Backend-url (ex sätts i Drone secrets)
ARG VITE_API_BASE_URL=http://localhost:8080
# Base path för proxy under /hemhub/
ARG VITE_BASE_PATH=/
ENV VITE_API_BASE_URL=${VITE_API_BASE_URL}
ENV VITE_BASE_PATH=${VITE_BASE_PATH}

# Bygg (Vite läser env vid build)
RUN pnpm build


############################
# Runtime stage (Nginx)
############################
FROM nginx:1.27-alpine AS runtime

# Minimal nginx-konfig med SPA-fallback
RUN <<'NGINX' sh -lc 'cat >/etc/nginx/conf.d/default.conf'
server {
  listen 80;
  server_name _;

  root /usr/share/nginx/html;
  index index.html;

  # gzip statiska assets
  gzip on;
  gzip_types text/plain text/css application/javascript application/json image/svg+xml;

  # Single Page App fallback
  location / {
    try_files $uri /index.html;
  }
}
NGINX

# Statiska filer från builden
COPY --from=build /app/dist /usr/share/nginx/html

# Hälsokoll (valfritt)
HEALTHCHECK --interval=30s --timeout=3s --retries=3 CMD wget -qO- http://127.0.0.1/ || exit 1

EXPOSE 80
CMD ["nginx", "-g", "daemon off;"]