# =========================
# BUILD STAGE
# =========================
FROM node:16.20.2 AS build

WORKDIR /app

# Avoid npm randomness
ENV NPM_CONFIG_LEGACY_PEER_DEPS=true
ENV NPM_CONFIG_AUDIT=false
ENV NPM_CONFIG_FUND=false

# Copy dependency files first (better caching)
COPY package*.json ./

# Clean install (IMPORTANT: single install only)
RUN npm cache clean --force
RUN npm install --legacy-peer-deps --no-audit --no-fund

# Copy full project
COPY . .

# Build Ionic Angular app
RUN npx ionic build --configuration production


# =========================
# PRODUCTION STAGE (NGINX)
# =========================
FROM nginx:alpine

# Nginx config (optional but recommended for SPA routing)
COPY ./nginx/default.conf /etc/nginx/conf.d/default.conf

# Clean default nginx files
RUN rm -rf /usr/share/nginx/html/*

# Copy build output from previous stage
COPY --from=build /app/www /usr/share/nginx/html

# Expose port
EXPOSE 80

# Start nginx
CMD ["nginx", "-g", "daemon off;"]