# NOFX Railway Deployment
# All-in-one Dockerfile for one-click Railway deployment
# Combines backend + frontend in a single container

ARG GO_VERSION=1.25-alpine
ARG NODE_VERSION=20-alpine
ARG ALPINE_VERSION=latest
ARG TA_LIB_VERSION=0.4.0

# ──────────────────────────────────────────────────────────────
# Stage 1: TA-Lib Build
# ──────────────────────────────────────────────────────────────
FROM alpine:${ALPINE_VERSION} AS ta-lib-builder
ARG TA_LIB_VERSION

RUN apk update && apk add --no-cache \
    wget tar make gcc g++ musl-dev autoconf automake

RUN wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-${TA_LIB_VERSION}-src.tar.gz && \
    tar -xzf ta-lib-${TA_LIB_VERSION}-src.tar.gz && \
    cd ta-lib && \
    if [ "$(uname -m)" = "aarch64" ]; then \
        CONFIG_GUESS=$(find /usr/share -name config.guess | head -1) && \
        CONFIG_SUB=$(find /usr/share -name config.sub | head -1) && \
        cp "$CONFIG_GUESS" config.guess && \
        cp "$CONFIG_SUB" config.sub && \
        chmod +x config.guess config.sub; \
    fi && \
    ./configure --prefix=/usr/local && \
    make && make install && \
    cd .. && rm -rf ta-lib ta-lib-${TA_LIB_VERSION}-src.tar.gz

# ──────────────────────────────────────────────────────────────
# Stage 2: Backend Build (Go)
# ──────────────────────────────────────────────────────────────
FROM golang:${GO_VERSION} AS backend-builder

RUN apk update && apk add --no-cache git make gcc g++ musl-dev

COPY --from=ta-lib-builder /usr/local /usr/local

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

COPY . .
RUN CGO_ENABLED=1 GOOS=linux \
    CGO_CFLAGS="-D_LARGEFILE64_SOURCE" \
    go build -trimpath -ldflags="-s -w" -o nofx .

# ──────────────────────────────────────────────────────────────
# Stage 3: Frontend Build (Node)
# ──────────────────────────────────────────────────────────────
FROM node:${NODE_VERSION} AS frontend-builder
WORKDIR /build

COPY web/package*.json ./
RUN npm ci

COPY web/ ./
RUN npm run build

# ──────────────────────────────────────────────────────────────
# Stage 4: Runtime (All-in-one)
# ──────────────────────────────────────────────────────────────
FROM alpine:${ALPINE_VERSION}

RUN apk update && apk add --no-cache \
    ca-certificates tzdata sqlite nginx supervisor

# Copy TA-Lib
COPY --from=ta-lib-builder /usr/local /usr/local

# Copy backend binary
WORKDIR /app
COPY --from=backend-builder /app/nofx .

# Copy frontend build
COPY --from=frontend-builder /build/dist /usr/share/nginx/html

# Copy Railway-specific nginx config
COPY railway/nginx.conf /etc/nginx/http.d/default.conf

# Copy supervisor config
COPY railway/supervisord.conf /etc/supervisord.conf

# Create data directory
RUN mkdir -p /app/data

# Railway uses PORT env var, default to 8080
ENV PORT=8080

EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
  CMD wget --no-verbose --tries=1 --spider http://localhost:8080/health || exit 1

CMD ["supervisord", "-c", "/etc/supervisord.conf"]