events {
    worker_connections 1024;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    # proxy_pass で変数を使う dev モード用（Docker 組み込み DNS）
    resolver 127.0.0.11 valid=30s ipv6=off;

    map $http_upgrade $connection_upgrade {
        default upgrade;
        ''      close;
    }

    map $http_x_forwarded_proto $forwarded_proto {
        default $http_x_forwarded_proto;
        ''      $scheme;
    }

    upstream backend {
        server backend:8000;
    }

    server {
        listen 80;
        server_name _;

        # CRM 法人番号インポート: 大容量アップロード・長時間処理（クエリは location 対象外）
        location /api/plugins/crm/corporate-numbers/import {
            client_max_body_size 2g;
            client_body_timeout 1800s;
            proxy_pass http://backend;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection $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 $forwarded_proto;
            proxy_connect_timeout 1800s;
            proxy_send_timeout 1800s;
            proxy_read_timeout 1800s;
            send_timeout 1800s;
        }

        # CRM 郵便番号インポート: 最大 100MB・長時間処理（クエリは location 対象外）
        location /api/plugins/crm/postal-codes/import {
            client_max_body_size 100m;
            client_body_timeout 1800s;
            proxy_pass http://backend;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection $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 $forwarded_proto;
            proxy_connect_timeout 1800s;
            proxy_send_timeout 1800s;
            proxy_read_timeout 1800s;
            send_timeout 1800s;
        }

        # CRM 請求書インポート: 最大 100MB・長時間処理（クエリは location 対象外）
        location /api/plugins/crm/invoices/import {
            client_max_body_size 100m;
            client_body_timeout 1800s;
            proxy_pass http://backend;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection $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 $forwarded_proto;
            proxy_connect_timeout 1800s;
            proxy_send_timeout 1800s;
            proxy_read_timeout 1800s;
            send_timeout 1800s;
        }

        # RAG アップロードジョブインポート: 最大 100MB・長時間処理
        location /api/plugins/rag/rag-upload-jobs/import {
            client_max_body_size 100m;
            client_body_timeout 1800s;
            proxy_pass http://backend;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection $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 $forwarded_proto;
            proxy_connect_timeout 1800s;
            proxy_send_timeout 1800s;
            proxy_read_timeout 1800s;
            send_timeout 1800s;
        }

        # OCR Webhook: ファイル添付 最大 10MB
        location /api/plugins/local-ocr/ocr {
            client_max_body_size 10m;
            proxy_pass http://backend;
            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 $forwarded_proto;
        }

        # エージェントチャット: ファイル添付 最大 10MB
        location /api/core/agent/chat {
            client_max_body_size 10m;
            proxy_pass http://backend;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection $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 $forwarded_proto;
            proxy_read_timeout 86400s;
            proxy_send_timeout 86400s;
        }

        location /api/ {
            proxy_pass http://backend;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection $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 $forwarded_proto;
            proxy_read_timeout 86400s;
            proxy_send_timeout 86400s;
        }

        location /pages/ {
            proxy_pass http://backend;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection $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 $forwarded_proto;
        }

        # FastAPI MCP (Streamable HTTP) — バッファリング無効でストリーミング応答を即時転送
        location /mcp {
            proxy_pass http://backend;
            proxy_http_version 1.1;
            proxy_buffering off;
            proxy_cache off;
            proxy_read_timeout 300s;
            proxy_send_timeout 300s;
            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 $forwarded_proto;
        }

        include /etc/nginx/conf.d/frontend.conf;
    }
}