server {
    listen 443 ssl;
    server_name localhost 10.11.10.12;

    ssl_certificate /etc/nginx/ssl/server.crt;
    ssl_certificate_key /etc/nginx/ssl/server.key;
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_ciphers HIGH:!aNULL:!MD5;

    # Global: allow large file uploads (video up to 100MB)
    client_max_body_size 100M;

    root /usr/share/nginx/html;
    index index.html;

    gzip on;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;

    # Redirect root to /admin/ so browser URL matches React Router basename
    location = / {
        return 301 $scheme://$http_host/admin/;
    }

    # /admin-backend/ — branding alias for /admin/. Both paths land users on
    # the same SPA. Keeps /admin/ as the canonical basename so we don't have
    # to touch Keycloak redirect URIs or React Router config.
    location = /admin-backend  { return 301 $scheme://$http_host/admin/; }
    location /admin-backend/   { return 301 $scheme://$http_host/admin/; }

    # /admin-ai/ — reverse-proxy to AI platform dashboard (didiAI-dashboard).
    # AI platform's React SPA is built with base=/admin-ai/ and FastAPI mounts
    # the SPA at /admin-ai/, so paths line up — no rewrite needed for assets.
    # `^~` ensures this prefix beats the .js/.css regex location below.
    location ^~ /admin-ai/ {
        resolver 127.0.0.11 valid=30s;
        set $aidash didiAI-dashboard;
        proxy_pass http://$aidash:51300;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header X-Forwarded-Host $host;
        proxy_buffer_size 64k;
        proxy_buffers 4 64k;
        proxy_read_timeout 60s;
        proxy_send_timeout 60s;
        proxy_connect_timeout 5s;
    }

    # Proxy ALL /api/ requests to local Kong (didi-kong container on didi-network)
    # Host header overridden to didi365.eu so Kong matches the DIDI route hosts.
    location /api/ {
        resolver 127.0.0.11 valid=30s;
        set $kong_upstream didi-kong;
        proxy_pass http://$kong_upstream:8000;
        proxy_http_version 1.1;
        proxy_set_header Host didi365.eu;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto https;
        proxy_set_header X-Forwarded-Host $host;
        proxy_read_timeout 660s;
        proxy_send_timeout 660s;
        proxy_connect_timeout 10s;
    }

    # Proxy /auth/ directly to Keycloak (KC_HTTP_RELATIVE_PATH=/auth, no rewrite)
    # ^~ forces this prefix to beat the static .css/.js regex location below
    location ^~ /auth/ {
        resolver 127.0.0.11 valid=30s;
        set $kc_upstream keycloak;
        proxy_pass http://$kc_upstream:8080;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto https;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Forwarded-Port 443;
        proxy_buffer_size 128k;
        proxy_buffers 4 256k;
        proxy_busy_buffers_size 256k;
    }

    # Proxy to Agent V3 API (video processing can take up to 10 min)
    location /agent-v3/ {
        resolver 127.0.0.11 valid=30s;
        set $agent_upstream didi-agent-v3;
        rewrite ^/agent-v3/(.*) /$1 break;
        proxy_pass http://$agent_upstream:24803;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_read_timeout 660s;
        proxy_send_timeout 660s;
        proxy_connect_timeout 10s;
    }

    # Proxy to Framework API
    location /framework/ {
        resolver 127.0.0.11 valid=30s;
        set $framework_upstream didi-framework;
        rewrite ^/framework/(.*) /$1 break;
        proxy_pass http://$framework_upstream:3005;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }

    # Health check proxies for internal services
    location /health-check/postgres {
        resolver 127.0.0.11 valid=30s;
        set $pg staging-dataLayer-postgres;
        proxy_pass http://$pg:5432/;
        proxy_connect_timeout 3s;
        proxy_read_timeout 3s;
    }

    location /health-check/redis-commander {
        resolver 127.0.0.11 valid=30s;
        set $rc staging-dataLayer-redis-commander;
        proxy_pass http://$rc:8081/redis-commander/;
        proxy_connect_timeout 3s;
        proxy_read_timeout 3s;
    }

    location /health-check/rabbitmq {
        resolver 127.0.0.11 valid=30s;
        set $rmq staging-dataLayer-rabbitmq;
        proxy_pass http://$rmq:15672/;
        proxy_connect_timeout 3s;
        proxy_read_timeout 3s;
    }

    location /health-check/minio {
        resolver 127.0.0.11 valid=30s;
        set $minio staging-dataLayer-minio;
        proxy_pass http://$minio:9000/minio/health/live;
        proxy_connect_timeout 3s;
        proxy_read_timeout 3s;
    }

    location /health-check/pgadmin {
        resolver 127.0.0.11 valid=30s;
        set $pga staging-dataLayer-pgadmin;
        proxy_pass http://$pga:80/;
        proxy_connect_timeout 3s;
        proxy_read_timeout 3s;
    }

    # SPA fallback
    location / {
        try_files $uri $uri/ /admin/index.html;
    }

    # Cache static assets
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
    }

    # Security headers
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-XSS-Protection "1; mode=block" always;
}

# HTTP server (for Kong proxy + direct access)
server {
    listen 80;
    server_name localhost 10.11.10.12;

    client_max_body_size 100M;

    root /usr/share/nginx/html;
    index index.html;

    gzip on;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;

    location = / {
        return 301 $scheme://$http_host/admin/;
    }

    location /api/ {
        resolver 127.0.0.11 valid=30s;
        set $kong_upstream didi-kong;
        proxy_pass http://$kong_upstream:8000;
        proxy_http_version 1.1;
        proxy_set_header Host didi365.eu;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto https;
        proxy_set_header X-Forwarded-Host $host;
        proxy_read_timeout 660s;
        proxy_send_timeout 660s;
        proxy_connect_timeout 10s;
    }

    location ^~ /auth/ {
        resolver 127.0.0.11 valid=30s;
        set $kc_upstream keycloak;
        proxy_pass http://$kc_upstream:8080;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto https;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Forwarded-Port 443;
        proxy_buffer_size 128k;
        proxy_buffers 4 256k;
        proxy_busy_buffers_size 256k;
    }

    location /agent-v3/ {
        resolver 127.0.0.11 valid=30s;
        set $agent_upstream didi-agent-v3;
        rewrite ^/agent-v3/(.*) /$1 break;
        proxy_pass http://$agent_upstream:24803;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_read_timeout 660s;
        proxy_send_timeout 660s;
        proxy_connect_timeout 10s;
    }

    location /framework/ {
        resolver 127.0.0.11 valid=30s;
        set $framework_upstream didi-framework;
        rewrite ^/framework/(.*) /$1 break;
        proxy_pass http://$framework_upstream:3005;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }

    # Health check proxies (same as HTTPS block)
    location /health-check/postgres {
        resolver 127.0.0.11 valid=30s;
        set $pg staging-dataLayer-postgres;
        proxy_pass http://$pg:5432/;
        proxy_connect_timeout 3s;
    }
    location /health-check/redis-commander {
        resolver 127.0.0.11 valid=30s;
        set $rc staging-dataLayer-redis-commander;
        proxy_pass http://$rc:8081/redis-commander/;
        proxy_connect_timeout 3s;
    }
    location /health-check/rabbitmq {
        resolver 127.0.0.11 valid=30s;
        set $rmq staging-dataLayer-rabbitmq;
        proxy_pass http://$rmq:15672/;
        proxy_connect_timeout 3s;
    }
    location /health-check/minio {
        resolver 127.0.0.11 valid=30s;
        set $minio staging-dataLayer-minio;
        proxy_pass http://$minio:9000/minio/health/live;
        proxy_connect_timeout 3s;
    }
    location /health-check/pgadmin {
        resolver 127.0.0.11 valid=30s;
        set $pga staging-dataLayer-pgadmin;
        proxy_pass http://$pga:80/;
        proxy_connect_timeout 3s;
    }
    location / {
        try_files $uri $uri/ /admin/index.html;
    }

    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
    }
}