# HTTP-only edge for «Контракт-чек» behind a front proxy (VPS layout).
# TLS is terminated by the host nginx (deploy/vps/front.conf); this edge only
# forwards to the api service. Same envsubst vars as the TLS template:
# NGINX_SERVER_NAME (expanded by the nginx Docker entrypoint).

upstream api {
    server api:8000;
}

log_format contract_check '$remote_addr - $remote_user [$time_local] "$request" '
                            '$status $body_bytes_sent "$http_referer" '
                            '"$http_user_agent" "$http_x_forwarded_for" '
                            'rt=$request_time cid=$http_x_correlation_id';

access_log  /var/log/nginx/access.log  contract_check;

client_max_body_size 50M;

server {
    listen 80;
    # IPv6 too — otherwise IPv6 clients fall through to nginx's stock
    # default.conf server (static /usr/share/nginx/html → 404s).
    listen [::]:80;
    server_name ${NGINX_SERVER_NAME};

    location ~ ^/(healthz|readyz|metrics|api/|admin/|docs|openapi.json) {
        proxy_pass http://api;
        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 $http_x_forwarded_proto;
        proxy_set_header X-Forwarded-Host  $host;
        proxy_set_header X-Correlation-Id  $http_x_correlation_id;

        proxy_connect_timeout 10s;
        proxy_send_timeout    30s;
        proxy_read_timeout    120s;
        proxy_buffering       off;
    }

    location /webhook/ {
        proxy_pass http://api/api/v1/webhooks/;
        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 $http_x_forwarded_proto;

        proxy_connect_timeout 10s;
        proxy_send_timeout    30s;
        proxy_read_timeout    60s;
    }

    location / {
        return 404;
    }
}