# =============================================================================
# WOOO TECH - Momo Pro System
# Nginx Site Configuration
# =============================================================================

upstream momo_app {
    server momo-app:5000;
    keepalive 32;
}

server {
    listen 80;
    server_name localhost;

    # 日誌
    access_log /var/log/nginx/momo-access.log main;
    error_log /var/log/nginx/momo-error.log;

    # 靜態檔案
    location /static/ {
        alias /app/static/;
        expires 7d;
        add_header Cache-Control "public, immutable";
    }

    location /web/static/ {
        alias /app/web/static/;
        expires 7d;
        add_header Cache-Control "public, immutable";
    }

    # 反向代理到 Flask 應用
    location / {
        proxy_pass http://momo_app;
        proxy_http_version 1.1;

        # Proxy headers
        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 Connection "";

        # Timeout 設定（配合長時間查詢）
        proxy_connect_timeout 300s;
        proxy_send_timeout 300s;
        proxy_read_timeout 300s;

        # Buffer 設定
        proxy_buffering on;
        proxy_buffer_size 128k;
        proxy_buffers 4 256k;
        proxy_busy_buffers_size 256k;
    }

    # 健康檢查端點
    location /health {
        access_log off;
        proxy_pass http://momo_app;
        proxy_connect_timeout 5s;
        proxy_read_timeout 5s;
    }

    # 錯誤頁面
    error_page 500 502 503 504 /50x.html;
    location = /50x.html {
        root /usr/share/nginx/html;
    }
}