upstream sound_frontend {
    server 127.0.0.1:12200;
    keepalive 32;
}

# 프론트엔드 (메인 도메인)
server {
    server_name o2sound.ai.kr www.o2sound.ai.kr localhost 127.0.0.1;

    # 프론트엔드
    location / {
        proxy_pass http://sound_frontend;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection 'upgrade';
        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_cache_bypass $http_upgrade;
    }

    # listen 443 ssl; # managed by Certbot
    # ssl_certificate /etc/letsencrypt/live/o2sound.ai.kr/fullchain.pem; # managed by Certbot
    # ssl_certificate_key /etc/letsencrypt/live/o2sound.ai.kr/privkey.pem; # managed by Certbot
    # include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    # ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot


}

upstream sound_backend {
    server 127.0.0.1:12300;  # 또는 내부 포트
    keepalive 32;
}

# 백엔드 API (api 서브도메인)
server {
    server_name api.o2sound.ai.kr;

    # 최대 업로드 크기 (비디오 업로드용)
    client_max_body_size 500M;

    # 백엔드 API (FastAPI)
    location / {
        proxy_pass http://sound_backend;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection 'upgrade';
        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_cache_bypass $http_upgrade;
        
        # 타임아웃 설정 (긴 작업 대응)
        proxy_connect_timeout 600;
        proxy_send_timeout 600;
        proxy_read_timeout 600;
        send_timeout 600;
    }

    # WebSocket 지원 (진행률 조회용)
    location /ws {
        proxy_pass http://127.0.0.1:12360;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        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_read_timeout 86400;
    }

    # listen 443 ssl; # managed by Certbot
    # ssl_certificate /etc/letsencrypt/live/api.o2sound.ai.kr/fullchain.pem; # managed by Certbot
    # ssl_certificate_key /etc/letsencrypt/live/api.o2sound.ai.kr/privkey.pem; # managed by Certbot
    # include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    # ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

}

server {
    if ($host = www.o2sound.ai.kr) {
        return 301 https://$host$request_uri;
    } # managed by Certbot


    if ($host = o2sound.ai.kr) {
        return 301 https://$host$request_uri;
    } # managed by Certbot


    listen 80;
    server_name o2sound.ai.kr www.o2sound.ai.kr;
    return 404; # managed by Certbot




}
server {
    if ($host = api.o2sound.ai.kr) {
        return 301 https://$host$request_uri;
    } # managed by Certbot


    listen 80;
    server_name api.o2sound.ai.kr;
    return 404; # managed by Certbot


}