# ──────────────────────────────────────────
# Stage 1: Build del frontend (assets JS/CSS)
# ──────────────────────────────────────────
FROM node:20-alpine AS frontend
WORKDIR /app

COPY package.json webpack.mix.js postcss.config.js tailwind.config.js ./
RUN npm install --legacy-peer-deps

COPY resources/ resources/
COPY public/ public/
RUN npm run production

# ──────────────────────────────────────────
# Stage 2: Build del binario Go
# ──────────────────────────────────────────
FROM golang:1.22-alpine AS builder
WORKDIR /app

# Instalar dependencias del sistema necesarias para CGO (argon2, etc.)
RUN apk add --no-cache gcc musl-dev

COPY go.mod go.sum ./
RUN go mod download

COPY . .
# Copiar assets del frontend compilados
COPY --from=frontend /app/public ./public

RUN CGO_ENABLED=1 GOOS=linux go build -ldflags="-s -w" -o apiv2 .

# ──────────────────────────────────────────
# Stage 3: Imagen final mínima
# ──────────────────────────────────────────
FROM alpine:3.20
WORKDIR /app

# Certificados TLS y timezone
RUN apk add --no-cache ca-certificates tzdata

# Copiar binario compilado
COPY --from=builder /app/apiv2 .

# Copiar archivos estáticos y plantillas
COPY --from=builder /app/public ./public
COPY --from=builder /app/resources/views ./resources/views
COPY --from=builder /app/assets ./assets

# Copiar configuración real (las credenciales se sobreescriben con variables de entorno)
COPY config.yml ./config.yml

EXPOSE 8080

ENTRYPOINT ["./apiv2", "-config", "config.yml"]