# syntax=docker/dockerfile:1.7

# Stage 1: Install backend dependencies (cached unless backend deps change)
FROM oven/bun:1.3 AS backend-deps
WORKDIR /app
COPY package.json ./
COPY apps/backend/package.json apps/backend/
COPY packages/api-contract packages/api-contract/
RUN bun install --frozen-lockfile

# Stage 2: Install frontend dependencies (cached unless frontend deps change)
FROM oven/bun:1.3 AS frontend-deps
WORKDIR /app
COPY package.json ./
COPY apps/frontend/package.json apps/frontend/
COPY packages/api-contract packages/api-contract/
RUN bun install --frozen-lockfile

# Stage 3: Build stage
FROM backend-deps AS build
WORKDIR /app

# Copy frontend deps for building
COPY --from=frontend-deps /app/node_modules ./frontend_node_modules

# Copy source code
COPY apps/backend apps/backend
COPY apps/frontend apps/frontend
COPY packages/api-contract packages/api-contract

# Build-time variables for Vite.
ARG VITE_API_BASE_URL
ARG VITE_SUPABASE_URL
ARG VITE_SUPABASE_ANON_KEY
ENV VITE_API_BASE_URL=${VITE_API_BASE_URL}
ENV VITE_SUPABASE_URL=${VITE_SUPABASE_URL}
ENV VITE_SUPABASE_ANON_KEY=${VITE_SUPABASE_ANON_KEY}

# Prisma 7 config resolves DATABASE_URL at generate time.
ARG DATABASE_URL=postgresql://postgres:postgres@localhost:5432/postgres
ENV DATABASE_URL=${DATABASE_URL}

# Build frontend with its own node_modules
RUN cp -R frontend_node_modules apps/frontend/node_modules
RUN bun --cwd apps/frontend run build

# Copy frontend build output to backend public folder
RUN mkdir -p apps/backend/public && cp -R apps/frontend/dist/. apps/backend/public/

# Generate Prisma client
RUN bun --cwd apps/backend run prisma:generate

# Stage 4: Runner
FROM oven/bun:1.3-slim AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV HOST=0.0.0.0
ENV PORT=3000

# Copy only backend deps and built artifacts
COPY --from=backend-deps /app/node_modules ./node_modules
COPY --from=build /app/apps/backend ./apps/backend
COPY --from=build /app/packages ./packages
COPY package.json ./

WORKDIR /app/apps/backend
EXPOSE 3000

CMD ["sh", "-lc", "bun run prisma:migrate:deploy && bun run start"]