# HTTP server for ACME and initial proxying
server {
    listen 80;
    server_name dev4.4nkweb.com;

    # ACME HTTP-01 challenges
    location /.well-known/acme-challenge/ {
        root /var/www/letsencrypt;
    }

    # API backend - route /back/ vers /api/ du backend
    location ~* ^/back/(.*)$ {
        proxy_pass http://127.0.0.1:8080/api/$1;
        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 Connection "";
        proxy_buffering off;
    }

    # API direct - route /api/ vers le backend
    # Autorisations CORS dynamiques pour origines connues
    set $cors_origin "";
    if ($http_origin ~* ^(http://local\.4nkweb\.com:3000|https://dev4\.4nkweb\.com)$) {
        set $cors_origin $http_origin;
    }

    location /api/ {
        # CORS pour développement local Next.js
        proxy_hide_header Access-Control-Allow-Origin;
        proxy_hide_header Access-Control-Allow-Credentials;
        proxy_hide_header Access-Control-Allow-Headers;
        proxy_hide_header Access-Control-Allow-Methods;

        if ($request_method = OPTIONS) {
            add_header Access-Control-Allow-Origin $cors_origin always;
            add_header Access-Control-Allow-Credentials "true" always;
            add_header Access-Control-Allow-Headers "Content-Type, x-session-id, Authorization" always;
            add_header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS" always;
            return 204;
        }

        add_header Access-Control-Allow-Origin $cors_origin always;
        add_header Access-Control-Allow-Credentials "true" always;
        add_header Access-Control-Allow-Headers "Content-Type, x-session-id, Authorization" always;
        add_header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS" always;

        proxy_pass http://127.0.0.1:8080/api/;
        include /etc/nginx/proxy_params;
        proxy_read_timeout 300;
        proxy_connect_timeout 300;
        proxy_send_timeout 300;
    }

    # Compat: certains clients appellent /apiv1 -> réécriture vers /api/v1
    location ~* ^/apiv1/(.*)$ {
        # CORS pour compatibilité
        proxy_hide_header Access-Control-Allow-Origin;
        proxy_hide_header Access-Control-Allow-Credentials;
        proxy_hide_header Access-Control-Allow-Headers;
        proxy_hide_header Access-Control-Allow-Methods;

        if ($request_method = OPTIONS) {
            add_header Access-Control-Allow-Origin $cors_origin always;
            add_header Access-Control-Allow-Credentials "true" always;
            add_header Access-Control-Allow-Headers "Content-Type, x-session-id, Authorization" always;
            add_header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS" always;
            return 204;
        }

        add_header Access-Control-Allow-Origin $cors_origin always;
        add_header Access-Control-Allow-Credentials "true" always;
        add_header Access-Control-Allow-Headers "Content-Type, x-session-id, Authorization" always;
        add_header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS" always;

        proxy_pass http://127.0.0.1:8080/api/v1/$1;
        include /etc/nginx/proxy_params;
        proxy_read_timeout 300;
        proxy_connect_timeout 300;
        proxy_send_timeout 300;
    }

    # ihm_client (root)
    location / {
        proxy_pass http://127.0.0.1:3003;
        include /etc/nginx/proxy_params;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_read_timeout 300;
    }

    # favicon
    location = /favicon.ico {
        root /home/debian/lecoffre_node/conf/nginx/assets;
        try_files /favicon.ico =404;
        access_log off;
        expires 30d;
    }

    # lecoffre frontend
    location = /lecoffre {
        proxy_pass http://127.0.0.2:3004/lecoffre;
        include /etc/nginx/proxy_params;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-Proto http;
    }

    location /lecoffre/ {
        proxy_pass http://127.0.0.2:3004/lecoffre/;
        include /etc/nginx/proxy_params;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-Proto http;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_read_timeout 300;
    }

    # Next.js assets
    location /_next/ {
        proxy_pass http://127.0.0.2:3004/_next/;
        include /etc/nginx/proxy_params;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-Proto http;
    }

    # blindbit
    location /blindbit/ {
        proxy_pass http://127.0.0.1:8000/;
        include /etc/nginx/proxy_params;
    }

    # signer (sdk_signer) avec support WebSocket
    location /signer/ {
        proxy_pass http://127.0.0.1:3001/;
        include /etc/nginx/proxy_params;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_read_timeout 300;
    }
}