# This Dockerfile is used for docker-based deployments to Azure for both preview environments and production

# --------------------------------------------------------------------------------

# BASE IMAGE

# --------------------------------------------------------------------------------

# To update the sha, run `docker pull node:$VERSION-alpine`

# look for something like: `Digest: sha256:0123456789abcdef`

FROM node:22-alpine@sha256:c13b26e7e602ef2f1074aef304ce6e9b7dd284c419b35d89fcf3cc8e44a8def9 AS base

# This directory is owned by the node user

ARG APP_HOME=/home/node/app

# Make sure we don't run anything as the root user

USER node

WORKDIR $APP_HOME

# ---------------

# ALL DEPS

# ---------------

FROM base AS all_deps

COPY --chown=node:node package.json package-lock.json ./

RUN npm ci --no-optional --registry https://registry.npmjs.org/

# For Next.js v12+

# This the appropriate necessary extra for node:VERSION-alpine

# Other options are https://www.npmjs.com/search?q=%40next%2Fswc

RUN npm i @next/swc-linux-x64-musl --no-save || npm i @next/swc-linux-arm64-musl --no-save

# ---------------

# PROD DEPS

# ---------------

FROM all_deps AS prod_deps

RUN npm prune --production

# ---------------

# BUILDER

# ---------------

FROM all_deps AS builder

COPY src ./src

# The star is because it's an optional directory

COPY .remotejson-cache* ./.remotejson-cache

# The star is because it's an optional file

COPY .pageinfo-cache.json.br* ./.pageinfo-cache.json.br

# Certain content is necessary for being able to build

COPY content/index.md ./content/index.md

COPY content/rest ./content/rest

COPY data ./data

COPY next.config.js ./next.config.js

COPY tsconfig.json ./tsconfig.json

RUN npm run build

# --------------------------------------------------------------------------------

# PREVIEW IMAGE - no translations

# --------------------------------------------------------------------------------

FROM base AS preview

# Copy just prod dependencies

COPY --chown=node:node --from=prod_deps $APP_HOME/node_modules $APP_HOME/node_modules

# Copy our front-end code

COPY --chown=node:node --from=builder $APP_HOME/.next $APP_HOME/.next

# We should always be running in production mode

ENV NODE_ENV=production

# Preferred port for server.js

ENV PORT=4000

ENV ENABLED_LANGUAGES="en"

# This makes it possible to set `--build-arg BUILD_SHA=abc123`

# and it then becomes available as an environment variable in the docker run.

ARG BUILD_SHA

ENV BUILD_SHA=$BUILD_SHA

# Copy only what's needed to run the server

COPY --chown=node:node package.json ./

COPY --chown=node:node assets ./assets

COPY --chown=node:node content ./content

COPY --chown=node:node src ./src

COPY --chown=node:node .remotejson-cache* ./.remotejson-cache

COPY --chown=node:node .pageinfo-cache.json.br* ./.pageinfo-cache.json.br

COPY --chown=node:node data ./data

COPY --chown=node:node next.config.js ./

COPY --chown=node:node tsconfig.json ./

EXPOSE $PORT

CMD ["node_modules/.bin/tsx", "src/frame/server.ts"]

# --------------------------------------------------------------------------------

# PRODUCTION IMAGE - includes all translations

# --------------------------------------------------------------------------------

FROM preview AS production

# Override what was set for previews

# Make this match the default of `Object.keys(languages)` in src/languages/lib/languages.js

ENV ENABLED_LANGUAGES "en,zh,es,pt,ru,ja,fr,de,ko"

# Copy in all translations

COPY --chown=node:node translations ./translations