# frozen_string_literal: true

module Websites
  class Configuration
    def version
      GitHelper.short_hash
    end

    def version_link
      GitHelper.commit_url(GitHelper.short_hash)
    end

    def readonly?
      false
    end

    def source_code_url
      "https://github.com/DonovanDMC/Websites"
    end

    def e621_status_check_discord_id
    end

    def e621_status_check_discord_secret
    end

    def e621_status_check_discord_redirect
      return "http://websites4.containers.local:3000/webhook/discord/cb?domain=status.e621.ws" if Rails.env.development?
      "https://status.e621.ws/webhook/discord/cb"
    end

    def e621_status_check_discord_scopes
      {
        min: %w[webhook.incoming],
        all: %w[identify webhook.incoming],
      }
    end

    def e621_status_check_discord_icon
      Base64.encode64(Rails.root.join("app/assets/images/e621.ws/icon.png").read)
    end

    def e621_status_check_logs_webhook
      # Requests::DiscordWebhook.new(id: "", token: "")
    end

    def redis_url
      "redis://redis.websites4.containers.local/0"
    end

    def github_webhook_secret
    end

    def blocked_ip_addresses
      []
    end

    def yiffyapi_usage_webhook
      # Requests::DiscordWebhook.new(id: "", token: "")
    end

    def yiffyapi_ratelimit_webhook
      # Requests::DiscordWebhook.new(id: "", token: "")
    end

    def yiffyapi_discord_redirect(type)
      return "http://websites4.containers.local:3000/#{type}?domain=discord.yiff.rest" if Rails.env.development?
      "https://discord.yiff.rest/#{type}"
    end

    def yiffyapi_discord_scopes(type)
      case type
      when "count_servers"
        %w[identify guilds]
      else
        %w[identify]
      end
    end

    def yiffyapi_apikey_logs_webhook
      # Requests::DiscordWebhook.new(id: "", token: "")
    end

    def yiffyapi_image_logs_webhook
      # Requests::DiscordWebhook.new(id: "", token: "")
    end

    def yiffyapi_apikey_shortener_webhook
      # Requests::DiscordWebhook.new(id: "", token: "")
    end

    def yiffyapi_administrators
      %w[242843345402069002]
    end

    def yiffyapi_public_key
    end

    def yiffyapi_discord_id
    end

    def yiffyapi_discord_secret
    end

    def yiffyapi_discord_guild
    end

    def e621_thumbnails_access_key
    end

    def e621_thumbnails_storage_zone_name
    end

    def e621_thumbnails_webhook
      # Requests::DiscordWebhook.new(id: "", token: "")
    end

    # gifs are unpredictable, prone to timing out and HUGE file sizes -for instance, https://e621.net/posts/4693107 took ~300 seconds
    # to fully generate and be optimized, and produced a 270MB file which is completely unusable
    def e621_thumbnails_disable_gif
      true
    end

    def pastebin_dev_key
    end

    def pastebin_user_key
    end

    def pastebin_folder
    end

    def common_headers(domain)
      # We don't want to set headers like HSTS in development
      return {} if Rails.env.development?
      {
        "Report-To":                         {
          group:              "default",
          max_age:            31_536_000,
          endpoints:          [
            { url: "https://yiff.report-uri.com/a/d/g" },
          ],
          include_subdomains: true,
        }.to_json,
        "NEL":                               {
          report_to:          "default",
          max_age:            31_536_000,
          include_subdomains: true,
        }.to_json,
        "Strict-Transport-Security":         "max-age=63072000; includeSubDomains; preload",
        "Expect-CT":                         "max-age=63072000, enforce, report-uri=\"https://yiff.report-uri.com/r/d/ct/enforce\"",
        "Upgrade-Insecure-Requests":         "1",
        "Referrer-Policy":                   "strict-origin-when-cross-origin",
        "X-XSS-Protection":                  "0",
        "X-Permitted-Cross-Domain-Policies": "none",
        "Access-Control-Allow-Headers":      "Content-Type, Authorization",
        "Access-Control-Allow-Origin":       "*",
        "Access-Control-Allow-Methods":      "GET, HEAD, POST, PUT, PATCH, DELETE, OPTIONS",
        "X-Frame-Options":                   "DENY",
        "X-Content-Type-Options":            "nosniff",
        "X-Feature-Policy":                  [
          "accelerometer 'none'",
          "ambient-light-sensor 'none'",
          "autoplay 'none'",
          "battery 'none'",
          "camera 'none'",
          "display-capture 'none'",
          "document-domain 'none'",
          "encrypted-media 'none'",
          "execution-while-not-rendered 'none'",
          "execution-while-out-of-viewport 'none'",
          "fullscreen 'none'",
          "gamepad 'none'",
          "geolocation 'none'",
          "gyroscope 'none'",
          "layout-animations 'none'",
          "legacy-image-formats 'none'",
          "magnetometer 'none'",
          "microphone 'none'",
          "midi 'none'",
          "navigation-override 'none'",
          "oversied-images 'none'",
          "payment 'none'",
          "picture-in-picture 'none'",
          "publickey-credentials-get 'none'",
          "speaker-selection 'none'",
          "sync-xhr 'none'",
          "unoptimized-images 'none'",
          "unsized-media 'none'",
          "usb 'none'",
          "vr 'none'",
          "vibrate 'none'",
          "screen-wake-lock 'none'",
          "xr-spatial-tracking 'none'",
        ].join("; "),
        "Content-Security-Policy":           [
          "default-src 'self' #{domain} *.#{domain}",
          "script-src 'self' 'unsafe-inline' #{domain} *.#{domain} https://cdnjs.cloudflare.com https://static.cloudflareinsights.com",
          "style-src 'self' 'unsafe-inline' #{domain} *.#{domain} https://cdnjs.cloudflare.com https://fonts.googleapis.com",
          "img-src 'self' https: data:",
          "font-src 'self' https: data:",
          "report-uri https://yiff.report-uri.com/r/d/csp/enforce",
          "report-to default",
          "upgrade-insecure-requests",
          "block-all-mixed-content",
          "require-sri-for script style",
        ].join("; "),
      }
    end

    def http_headers
      {
        "User-Agent" => "Websites/4.0.0 (https://github.com/DonovanDMC/Websites; \"donovan_dmc\")",
      }
    end

    def httparty_options
      {
        timeout:     10,
        open_timout: 5,
        headers:     http_headers,
      }
    end

    def yiffy2_cdn_url
      return "http://yiffy2.local" if Rails.env.development?
      "https://v2.yiff.media"
    end

    def yiffy2_bucket_name
    end

    def yiffy2_access_key_id
    end

    def yiffy2_secret_access_key
    end

    def yiffy2_s3_endpoint
    end

    def e621_thumbnails_storage
      # Bunny.new(base_url: Websites.config.e621_thumbnails_base_url, access_key: Websites.config.e621_thumbnails_access_key, storage_zone_name: Websites.config.e621_thumbnails_storage_zone_name)
      StorageManager::Local.new(base_url: "https://thumbs.yiff.media", base_path: "/data/e621-thumbnails")
    end

    def yiffy2_storage
      return StorageManager::Local.new(base_url: yiffy2_cdn_url, base_path: "/data/yiffy2") if Rails.env.development?
      StorageManager::S3.new(
        endpoint:          yiffy2_s3_endpoint,
        access_key_id:     yiffy2_access_key_id,
        secret_access_key: yiffy2_secret_access_key,
        bucket:            yiffy2_bucket_name,
        base_url:          yiffy2_cdn_url,
      )
    end

    def e621_username
    end

    def e621_apikey
    end
  end

  class EnvironmentConfiguration
    def custom_configuration
      @custom_configuration ||= CustomConfiguration.new
    end

    def env_to_boolean(method, var)
      is_boolean = method.to_s.end_with?("?")
      return true if is_boolean && var.truthy?
      return false if is_boolean && var.falsy?
      var
    end

    def method_missing(method, *)
      var = ENV.fetch("WEBSITES_#{method.to_s.upcase.chomp('?')}", nil)

      if var.present?
        env_to_boolean(method, var)
      else
        custom_configuration.send(method, *)
      end
    end
  end

  def config
    @config ||= EnvironmentConfiguration.new
  end

  module_function :config
end