DEV: move discourse_dev gem to the core. (#13360)

And get avatar images from `discourse_dev_assets` gem.

lib/discourse_dev/config.rb

@@ -0,0 +1,149 @@
+# frozen_string_literal: true
+
+require 'rails'
+require 'highline/import'
+
+module DiscourseDev
+  class Config
+    attr_reader :config, :file_path
+
+    def initialize
+      default_file_path = File.join(Rails.root, "config", "dev_defaults.yml")
+      @file_path = File.join(Rails.root, "config", "dev.yml")
+      default_config = YAML.load_file(default_file_path)
+
+      if File.exists?(file_path)
+        user_config = YAML.load_file(file_path)
+      else
+        puts "I did no detect a custom `config/dev.yml` file, creating one for you where you can amend defaults."
+        FileUtils.cp(default_file_path, file_path)
+        user_config = {}
+      end
+
+      @config = default_config.deep_merge(user_config).deep_symbolize_keys
+    end
+
+    def update!
+      update_site_settings
+      create_admin_user
+      create_new_user
+      set_seed
+    end
+
+    private
+
+    def update_site_settings
+      puts "Updating site settings..."
+
+      site_settings = config[:site_settings] || {}
+
+      site_settings.each do |key, value|
+        puts "#{key} = #{value}"
+        SiteSetting.set(key, value)
+      end
+
+      SiteSetting.refresh!
+    end
+
+    def create_admin_user
+      puts "Creating default admin user account..."
+
+      settings = config[:admin]
+
+      if settings.present?
+        create_admin_user_from_settings(settings)
+      else
+        create_admin_user_from_input
+      end
+    end
+
+    def create_new_user
+      settings = config[:new_user]
+
+      if settings.present?
+        email = settings[:email] || "new_user@example.com"
+
+        new_user = ::User.create!(
+          email: email,
+          username: settings[:username] || UserNameSuggester.suggest(email)
+        )
+        new_user.email_tokens.update_all confirmed: true
+        new_user.activate
+      end
+    end
+
+    def set_seed
+      seed = self.seed || 1
+      Faker::Config.random = Random.new(seed)
+    end
+
+    def start_date
+      DateTime.parse(config[:start_date])
+    end
+
+    def method_missing(name)
+      config[name.to_sym]
+    end
+
+    def create_admin_user_from_settings(settings)
+      email = settings[:email]
+
+      admin = ::User.with_email(email).first_or_create!(
+        email: email,
+        username: settings[:username] || UserNameSuggester.suggest(email),
+        password: settings[:password]
+      )
+      admin.grant_admin!
+      if admin.trust_level < 1
+        admin.change_trust_level!(1)
+      end
+      admin.email_tokens.update_all confirmed: true
+      admin.activate
+    end
+
+    def create_admin_user_from_input
+      begin
+        email = ask("Email:  ")
+        password = ask("Password (optional, press ENTER to skip):  ")
+        username = UserNameSuggester.suggest(email)
+
+        admin = ::User.new(
+          email: email,
+          username: username
+        )
+
+        if password.present?
+          admin.password = password
+        else
+          puts "Once site is running use https://localhost:9292/user/#{username}/become to access the account in development"
+        end
+
+        admin.name = ask("Full name:  ") if SiteSetting.full_name_required
+        saved = admin.save
+
+        if saved
+          File.open(file_path, 'a') do | file|
+            file.puts("admin:")
+            file.puts("  username: #{admin.username}")
+            file.puts("  email: #{admin.email}")
+            file.puts("  password: #{password}") if password.present?
+          end
+        else
+          say(admin.errors.full_messages.join("\n"))
+        end
+      end while !saved
+
+      admin.active = true
+      admin.save
+
+      admin.grant_admin!
+      if admin.trust_level < 1
+        admin.change_trust_level!(1)
+      end
+      admin.email_tokens.update_all confirmed: true
+      admin.activate
+
+      say("\nAdmin account created successfully with username #{admin.username}")
+    end
+  end
+end