{ config, pkgs, ... }:

let
  container_name = "nextcloud";
  compose_file = "podman/nextcloud/compose.yaml";
  data_dir = "/mnt/data/nextcloud";
in

{
  config = {
    environment.etc."${compose_file}".text =
      /*
      yaml
      */
      ''
        services:
          nextcloud-server:
            image: docker.io/library/nextcloud:latest
            container_name: nextcloud-server
            restart: unless-stopped
            networks:
              nextcloud_frontend:
              nextcloud_backend:
            volumes:
              - nextcloud_data:/var/www/html
              - ${data_dir}:/var/www/html/data
            environment:
              MYSQL_HOST: nextcloud-database
              MYSQL_DATABASE: $MYSQL_DATABASE
              MYSQL_USER: $MYSQL_USER
              MYSQL_PASSWORD: $MYSQL_PASSWORD
              REDIS_HOST: nextcloud-redis
              REDIS_HOST_PASSWORD: $REDIS_HOST_PASSWORD
              NEXTCLOUD_TRUSTED_DOMAINS: $DOMAIN_NAME
              SMTP_HOST: $SMTP_HOST
              SMTP_SECURE: tls
              SMTP_PORT: $SMTP_PORT
              SMTP_NAME: $SMTP_NAME
              SMTP_PASSWORD: $SMTP_PASSWORD
              MAIL_FROM_ADDRESS: $MAIL_FROM_ADDRESS
              MAIL_DOMAIN: $DOMAIN_NAME
              APACHE_DISABLE_REWRITE_IP: 1
              TRUSTED_PROXIES: traefik
              OVERWRITEPROTOCOL: https
            labels:
              - traefik.enable=true
              - traefik.docker.network=nextcloud_frontend
              - traefik.http.services.nextcloud.loadbalancer.server.port=80
              - traefik.http.services.nextcloud.loadbalancer.server.scheme=http
              - traefik.http.routers.nextcloud-https.entrypoints=websecure
              - traefik.http.routers.nextcloud-https.rule=Host(`nextcloud.$DOMAIN_NAME`)
              - traefik.http.routers.nextcloud-https.tls=true
              - traefik.http.routers.nextcloud-https.tls.certresolver=cloudflare
            depends_on:
              - nextcloud-database
        
          nextcloud-redis:
            image: docker.io/library/redis:alpine
            name: nextcloud-redis
            restart: unless-stopped
            networks:
              nextcloud_backend:
            command: redis-server --requirepass $REDIS_HOST_PASSWORD
        
          nextcloud-database:
            image: docker.io/library/mariadb:latest
            container_name: nextcloud-database
            restart: unless-stopped
            networks:
              nextcloud_backend:
            volumes:
              - nextcloud_database:/var/lib/mysql
            environment:
              MARIADB_DATABASE: $MYSQL_DATABASE
              MARIADB_USER: $MYSQL_USER
              MARIADB_PASSWORD: $MYSQL_PASSWORD
              MARIADB_RANDOM_ROOT_PASSWORD: true
        
        networks:
          nextcloud_frontend:
            external: true
          nextcloud_backend:
            external: true
        
        volumes:
          nextcloud_data:
          nextcloud_database:
      '';

    systemd.services."${container_name}" = {
      description = "Podman container : ${container_name}";
      after = [ "network.target" "traefik.service" "pi-hole.service" ];
      requires = [ "traefik.service" ];
      wantedBy = [ "multi-user.target" ];
      path = [ pkgs.podman pkgs.coreutils ];

      serviceConfig = {
        User = "numbus-admin";
        Environment = [ "XDG_RUNTIME_DIR=/run/user/1000" ];
        Type = "exec";
        TimeoutStartSec = "600";
        ExecStartPre = [
          "${pkgs.bash}/bin/bash -c 'sleep $((RANDOM % 180))'"
          "-${pkgs.podman-compose}/bin/podman-compose -f /etc/${compose_file} pull"
        ];
        ExecStart = "${pkgs.podman-compose}/bin/podman-compose -f /etc/${compose_file} up --remove-orphans";
        ExecStop = "${pkgs.podman-compose}/bin/podman-compose -f /etc/${compose_file} down";
        Restart = "on-failure";
        RestartSec = "5m";
        StartLimitBurst = "3";
      };
    };

    systemd.services."update-${container_name}" = {
      description = "Update ${container_name} container";
      serviceConfig = {
        Type = "oneshot";
        ExecStart = "${pkgs.systemd}/bin/systemctl restart ${container_name}.service";
      };
    };

    systemd.timers."update-${container_name}" = {
      timerConfig = {
        OnCalendar = "02:00";
        RandomizedDelaySec = "60m";
        Unit = "update-${container_name}.service";
      };
      wantedBy = [ "timers.target" ];
    };
  };
}