Dockerfile.ocui

# FIRST PART
FROM ubuntu:latest AS build-app

WORKDIR /

# Install deps!
RUN apt-get update
RUN apt-get install -y curl zip

# Install node and confirm commands are available
RUN curl -fsSL https://deb.nodesource.com/setup_lts.x | bash - && apt-get install -y nodejs
RUN nodejs --version
RUN npm --version

# # Make the oc directory, and copy code into it
WORKDIR /oc
COPY .dfx .dfx
COPY . .

# Build UI
WORKDIR /oc/frontend
RUN npm ci
RUN npm run build:docker

# SECOND PART
FROM ubuntu:latest

# Install new set of deps, there's some overlap.
RUN apt-get update
RUN apt-get install -y nginx

# Copy the built UI files from the previous stage
COPY --from=build-app /oc/frontend/app/build /usr/share/nginx/html
COPY --from=build-app /oc/frontend/app/public /usr/share/nginx/html

# Nginx conf for serving the UI, and proxying requests to the local canisters.
RUN echo 'server {\n\
    listen 80;\n\
    server_name localhost;\n\
\n\
    location /api {\n\
        add_header "Access-Control-Allow-Origin" "*";\n\
        add_header "Access-Control-Allow-Methods" "GET, POST, PUT, DELETE, OPTIONS";\n\
        add_header "Access-Control-Allow-Headers" "DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range";\n\
        add_header "Access-Control-Expose-Headers"  "Content-Length,Content-Range";\n\
\n\
        if ($request_method = "OPTIONS") {\n\
            return 204;\n\
        }\n\
\n\
        proxy_pass http://0.0.0.0:8080;\n\
        proxy_set_header Host $host;\n\
        proxy_set_header X-Real-IP $remote_addr;\n\
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;\n\
        proxy_set_header X-Forwarded-Proto $scheme;\n\
        proxy_hide_header "Access-Control-Allow-Origin";\n\
    }\n\
\n\
    location / {\n\
        root /usr/share/nginx/html;\n\
        try_files $uri /index.html;\n\
    }\n\
}' > /etc/nginx/conf.d/default.conf

WORKDIR /oc

# Create a startup script! `dfx stop` makes sure that any files crated by the
# dfx run in the previous step are removed.
RUN echo '#!/bin/sh\n\
nginx -g "daemon off;"' > start.sh
RUN chmod +x start.sh

# Nginx runs on port 80...
EXPOSE 80

CMD ["/bin/sh", "start.sh"]