require 'paint'

# list commands and display help
#
module App42
  module Base
    class Help
      
      #
      # details how to use app42 commands
      #
      def self.how_to
        Paint["Usage: app42 COMMAND [command-specific-options]", :blue]
      end

      #
      # list available commands or display help for a specific command
      #
      def self.commands

       print  <<-USAGE

  #{how_to}

  Key
   keys                    #  List API key and Secret key
   addKeys                 #  Add API key and Secret key
   clearKeys               #  Clear API key and Secret key

  Applications 
   setupInfra              #  Setup your deployment and runtime environment i.e. Instance(Memory, CPU) and Technology Stack
   deploy                  #  Deploy the application over your runtime environment
   scale                   #  Scale application by number of instance(s)
   descale                 #  Descale application by number of instance(s)
   start                   #  Start the application
   stop                    #  Stop the application
   restart                 #  Restart the application
   deleteInfra             #  Delete the Infrastructure environment
   apps                    #  List all the deployed applications with their meta details
   appInfo                 #  Show meta information of the application
   appState                #  Show current state of the application
   logs                    #  Returns the log file URLs for the application

  Services 
   createService           #  Creates a new service e.g. MySQL, MongoDB, CouchDB, PostgreSQL etc.
   deleteService           #  Delete provisioned service
   services                #  List all the provisioned services with their meta details
   serviceInfo             #  Show meta information of the provisioned service
   resetServicePassword    #  Reset password of provisioned service
   bindIP                  #  Bind IP to provisioned service
   unbindIP                #  Unbind IP from provisioned service
   bindInfo                #  Show IP bind information related to provisioned service

  Misc   
   supportedServices       #  List supported services by App42
   iaasProviders           #  List supported IaaS providers by App42
   runtimes                #  List supported runtimes by App42

  Help
   version                 #  Show Ruby client gem version
   help                    #  List available commands and their description
   COMMAND --help          #  Display detailed help of a specific command
        USAGE
      end

      def self.keys_help
        print <<-USAGE
  #{how_to}
  app42 api_key:add [KEY]       #  add a api key for the current user
  app42 secret_key:add [KEY]    #  add a Secret Key for the current user
  app42 keys:clear              #  remove all authentication keys from the current user

        USAGE

      end

      # call help methods
      def Help.usage command
        if self.respond_to?(command)
          send command 
        elsif self.respond_to?(command.split(':').last)
          send command.split(':').last
        elsif self.respond_to?(command.split('-').join('_'))
          send command.split('-').join('_')  
        else
          Paint["Sorry..!!, Help is not available.\n", :red]   
        end

      end

      class << self

        def keys
          print <<-DESC
Usage:
  app42 keys

  List API key and Secret key

Example:
  === API/Secret Key ===
  API Key      = <apiKey>
  Secret Key   = <secretKey>
          DESC
        end

        def addKeys
          print <<-DESC
Usage:
  app42 addKeys

  Add API key and Secret key

Options:
  [--apiKey=API_KEY]            # API Key to add.
  [--secretKey=SECRET_KEY]      # Secret Key to add.

Example:
  $app42 addKeys
  == Enter your App42PaaS keys ==
  Enter API Key:: <apiKey>
  Enter Secret Key:: <secretKey>
  Adding keys...done
          DESC
        end

        def clearKeys
          print <<-DESC
Usage:
  app42 clearKeys

  Clear API key and Secret key from dev system

Example:
  app42 clearKeys
  == Local credentials cleared ==
          DESC
        end
       
        def setupInfra
          print <<-DESC
Usage:
  app42 setupInfra

  Setup the complete runtime environment

Example:
  $app42 setupInfra
  1: Shared
  Select Virtual Machine Type: 1
  1: Amazon
  Select IaaS Provider: 1
  Application Name: demo
  Checking App Name Availability... OK
  1: Ruby
  2: Java
  3: Php
  4: Node
  Select Runtime: 2
  1: Grails 1.3.7
  Select Framework: 1
  1: Tomcat 6.0.36
  Select Web Server: 1
  1: 512MB
  2: 1024MB
  3: 2048MB
  Memory Limit: 1
 Creating Infrastructure... OK
 Latest Status....|
 Setup Infrastructure successfully done.

 Default Application Deployed. URL is : demo.aws.app42paas.com
          DESC

        end

        def apps
          print <<-DESC
Usage:
  app42 apps

  Deploy the application over runtime environment

Example:
  $app42 apps
          
+------------------------+------------+-----------------+---------------+---------+------+
|                                    === My Apps ===                                     |
+------------------------+------------+-----------------+---------------+---------+------+
| App Url                | App Status | Container Count | Iaas Provider | Vm Type | Name |
+------------------------+------------+-----------------+---------------+---------+------+
| demo.aws.app42paas.com | RUNNING    | 1               | Amazon        | Shared  | demo |
+------------------------+------------+-----------------+---------------+---------+------+
        DESC

        end

        def deploy
          print <<-DESC
Usage:
  app42 deploy

  Deploy application

Options:
  [--app APP]      # Name of app, you want to update

Example:
  $app42 deploy
  Enter App Name: demo
  Would you like to deploy from the current directory? [Yn]: n
  Binary Deployment Path: /home/ubuntu/workspace/Deploycode/ruby
  Deploying Application... OK
  Latest Status....|
  1 out of 1 Uploaded
  Application deployed successfully.
          DESC

        end

        def update
          print <<-DESC
Usage:
  app42 update

  Update existing application

Options:
  [--app APP]      # Name of app, you want to update

Example:
  $app42 update
  Enter App Name: demo
  Would you like to deploy from the current directory? [Yn]: n
  Binary Deployment Path: /home/ubuntu/workspace/Deploycode/ruby
  Deploying Application... OK
  Latest Status....|
  1 out of 1 Uploaded
  Application deployed successfully.

          DESC
        end

        def start
          print <<-DESC
Usage:
  app42 start

  Start the application

Options:
  [--app APP]      # Name of app, you want to start

Example:
  $app42 start --app demo
  Starting app demo ...Done
          DESC

        end

        def stop
          print <<-DESC
Usage:
  app42 stop

  Stop the application

Options:
  [--app APP]      # Name of app, you want to stop

Example:
  $app42 stop --app demo
  Stopping app demo ...Done
          DESC
        end

        def restart
          print <<-DESC
Usage:
  app42 restart

  Restart the application

Options:
  [--app APP]      # Name of app, you want to restart

Example:
  $app42 start --app demo
  Restarting app demo ...Done
          DESC
        end

        def deleteInfra
          print <<-DESC
Usage:
  app42 deleteInfra

  Delete the Infrastructure environment

Options:
  [--app APP]      # Name of app, you want to delete

Example:
  $app42 deleteInfra --app demo
  Deleting app demo ...Done
          DESC
        end

        def descale
          print <<-DESC
Usage:
  app42 descale

  Descale application by number of instance(s)

Options:
  [--app APP]      # Name of app, you want to descale

Example:
  $app42 descale --app demo
  Descale by instance(s): 1
  Descaling Application demo by instance 1... OK
  Please wait... It may take few minutes to complete.

  Latest Status....|
  Descale completed successfully.
          DESC
        end

        def scale
          print <<-DESC
Usage:
  app42 scale

  Scale application by number of instance(s)

Options:
  [--app APP]      # Name of app, you want to scale

Example:
  $app42 scale --app demo
  Scale by instance(s): 1
  Scaling Application demo by instance 1... OK
  Please wait... It may take few minutes to complete.

  Latest Status....|
  Scale completed successfully.


          DESC
        end

        def appInfo
          print <<-DESC
Usage:
  app42 appInfo

  Show the meta information of the application

Options:
  [--app APP]      # Name of app, you want to info

Example:
  $app42 appInfo --app demo
  Application Name: demo
  +------------------------+------------+---------------+------+----------+----------------+--------+
  |                                        === demo Info ===                                        |
  +------------------------+------------+---------------+------+----------+----------------+--------+
  | App Url                | App Status | Iaas Provider | Name | Runtime  | Instance Count | Memory |
  +------------------------+------------+---------------+------+----------+----------------+--------+
  | demo.aws.app42paas.com | RUNNING    | Amazon        | demo | Ruby 2.0 | 1              | 512 MB |
  +------------------------+------------+---------------+------+----------+----------------+--------+
          DESC
        end

        def appState
          print <<-DESC
Usage:
  app42 appState

  Show current state of the application

Options:
  [--app APP]      # Name of app

Example:
  $app42 appState --app demo
  +--------------------+
  | === demo State === |
  +--------------------+
  | RUNNING            |
  +--------------------+
          DESC
        end

        def logs
          print <<-DESC
Usage:
  app42 logs

  Returns the log URLs for the application

Example:
  $app42 logs
  Enter App Name: demo
  Please visit below URL(s) to access app logs

  +----------------------------------------------------------------------------+
  |                                Log URL(s)                                  |
  +----------------------------------------------------------------------------+
  | demo.aws.app42paas.com/getInstanceLog?id=fi1nyi7bh68nvz0riyqrfup8lkm57qiu  |
  | demo.aws.app42paas.com/getInstanceLog?id=v1bta5rg2tsycat31r3pzc28sa7d1bjy |
  +----------------------------------------------------------------------------+
          DESC
        end


        def createService
          print <<-DESC
Usage:
  app42 createService

  Creates a new service

Example:
  $app42 createService
  1: Mysql
  2: Mongodb
  Select Service: 1
  Enter Service Name: mysql-demo
  Enter Database Name: demo_dev
  1: Shared
  Select Virtual Machine Type: 1
  1: Amazon
  Select IaaS Provider: 1
  1: 512MB
  2: 1024MB
  3: 2048MB
  Memory Limit: 1
  Creating Service... OK
  Latest Status....|
  Service successfully created.

  +---------------+---------------+---------+---------------+------------------+---------+--------------+----------------------------------+--------------+
  |                                                                 === mysql-demo Details ===                                                                  |
  +---------------+---------------+---------+---------------+------------------+---------+--------------+----------------------------------+--------------+
  | Database Name | Iaas Provider | Vm Type | Vm Ip         | User Name        | Vm Port | Service Type | Password                         | Service Name |
  +---------------+---------------+---------+---------------+------------------+---------+--------------+----------------------------------+--------------+
  | demo_dev      | Amazon        | Shared  | xx.yyy.zzz.aa | xxxxxxxxxxxxxxxx | 45074   | mysql55      | xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx | mysql-demo   |
  +---------------+---------------+---------+---------------+------------------+---------+--------------+----------------------------------+--------------+
          DESC
        end

        def deleteService
          print <<-DESC
Usage:
  app42 deleteService

  Delete the provisioned service

Options:
  [--service SERVICE]      # Name of service  

Example:
  $app42 deleteService
  1: mysql-demo
  2: mysql-test
  Select Service: 1
  Latest Status....-
  1 out of 1 deleted
  Service mysql-demo successfully deleted.
  
          DESC
        end

        def services
          print <<-DESC
Usage:
  app42 services

  List the all provisioned services with their meta details

Example:
  $app42 services
  +---------------+---------+----------+--------------+
  |             === Service List ===                  |
  +---------------+---------+----------+--------------+
  | Iaas Provider | Vm Type | Name     | Service Type |
  +---------------+---------+----------+--------------+
  | Amazon        | Shared  | demo_dev | mysql55      |
  +---------------+---------+----------+--------------+
          DESC
        end

        def serviceInfo
          print <<-DESC
Usage:
  app42 serviceInfo

  Show the meta information of the provisioned service

Options:
  [--service SERVICE]      # Name of service

Example:
  $app42 serviceInfo
  1: mysqldemo
  Select Service: 1

  +---------------+---------------+-----------+---------+------------------+---------+--------------+----------------------------------+--------+--------------+
  |                                                                 === mysqldemo Details ===                                                                  |
  +---------------+---------------+-----------+---------+------------------+---------+--------------+----------------------------------+--------+--------------+
  | Database Name | Iaas Provider | Vm Ip     | State   | User Name        | Vm Port | Service Type | Password                         | Memory | Service Name |
  +---------------+---------------+-----------+---------+------------------+---------+--------------+----------------------------------+--------+--------------+
  | demodb        | Amazon        | 10.0.0.52 | RUNNING | 5hk1tmdmkr16b94f | 52108   | MySQL 5.5.1  | 2otwxwpu8mskmmvwt7bx4r2fzw4ytls0 | 512 MB | mysqldemo    |
  +---------------+---------------+-----------+---------+------------------+---------+--------------+----------------------------------+--------+--------------+
          DESC
        end

        def supportedServices
          print <<-DESC
Usage:
  app42 supportedServices

  List the supported services by App42

Example:
  $app42 supportedServices
  +--------------+-----------------+
  |  === App42 PaaS Services ===   |
  +--------------+-----------------+
  | Name         | Service Version |
  +--------------+-----------------+
  | Mysql        | 5.5.1           |
  | Mongodb      | 2.4             |
  +--------------+-----------------+
          DESC
        end

        def runtimes
          print <<-DESC
Usage:
  app42 runtimes

  List the supported runtimes

Example:
  $app42 runtimes
  +--------------+--------------+
  | === Available Runtimes ===  |
  +--------------+--------------+
  | Name         | Version      |
  +--------------+--------------+
  | Ruby         | 2.0          |
  | Java         | 6.0          |
  | Java         | 7.0          |
  | Php          | 5.5          |
  +--------------+--------------+
          DESC
        end
 
        def iaasProviders
          print <<-DESC
Usage:
  app42 iaasProviders

  List the supported IaaS providers by App42

Example:
  $app42 iaasProviders
  +-----------------+-----------------+
  | === Available IaaS Providers ===  |
  +-----------------+-----------------+
  | Name            | Zone            |
  +-----------------+-----------------+
  | Amazon          | US West-2a      |
  +-----------------+-----------------+

          DESC
        end


        def app42_update
        print <<-DESC
Usage:
  app42 app42-update

  Update App42PaaS client(app42)
  -> Download app42 client, In a terminal, go to the folder where you have downloaded the client and run client update command.

Example:
  $app42 app42-update
  Uninstalling current app42 client
  Remove executables:
    app42

  in addition to the gem? [Yn]  y
  Removing app42
  Successfully uninstalled app42-0.5.0
  Installing latest app42 client
  Successfully installed app42-0.5.0
  1 gem installed
  Installing ri documentation for app42-0.5.0...
  Installing RDoc documentation for app42-0.5.0...
          DESC
      end

      def resetServicePassword
        print <<-DESC
Usage:
  resetServicePassword

  Reset the password of provisioned service

Example:
  $resetServicePassword
  Enter Service Name: mysql_demo
  Enter Old Password: 1pc8a09ise98nutrqzouj5ya98vtd08y
  Resetting Password... OK
  Please wait it may takes few minutes.

  Latest Status....
  Reset Password successful.Your new password is: quzg6bogsu0ak3rwyr0egs8a1ttgc9tt
          DESC
      end

      def bindIP
        print <<-DESC
Usage:
  app42 bindIP

  Bind IP to a service

Example:
  $app42 bindIP
  Enter Service Name: mysql_demo
  Please Provide Source IP
  (0.0.0.0, for public access): 0.0.0.0/0
  Please provide the time duration you want to access service(0 for unlimited access[in hours]): 2
  Binding IP to service... OK
  Please wait it may takes few minutes.

  Latest Status....|
  Bind service successful.

  +------------------+--------------+---------------+---------+----------------+-----------+------------------+---------+--------------+----------------------------------+--------+--------------+
  |                                                                                  === mysql_demo Details ===                                                                                   |
  +------------------+--------------+---------------+---------+----------------+-----------+------------------+---------+--------------+----------------------------------+--------+--------------+
  | Database Name    | Os           | Iaas Provider | Vm Type | Vm Ip          | Source Ip | User Name        | Vm Port | Service Type | Password                         | Memory | Service Name |
  +------------------+--------------+---------------+---------+----------------+-----------+------------------+---------+--------------+----------------------------------+--------+--------------+
  | demo_development | Ubuntu 12.10 | Amazon        | Shared  | 54.218.127.245 | 0.0.0.0/0 | 4gxu2btjrh7p1ku5 | 20830   | MySQL 5.5.1  | c8f6ynn0p065wzh7i2802pi5nfpfyr58 | 512 MB | mysql_demo   |
  +------------------+--------------+---------------+---------+----------------+-----------+------------------+---------+--------------+----------------------------------+--------+--------------+
          DESC
      end

      def unbindIP
        print <<-DESC
Usage:
  app42 unbindIP

  Unbind service from the application

Example:
  $app42 unbindIP
  Enter Service Name: mysql_demo
  Please Provide Source IP
  (0.0.0.0, for public access): 0.0.0.0/0
  Unbinding IP to service... OK
  Please wait it may takes few minutes.

  Latest Status....-
  Unbind service successful.
          DESC
      end

      def bindInfo
        print <<-DESC
Usage:
  app42 bindInfo

  Show IP bind information 

Example:
  $app42 bindInfo
  1: mysql_demo
Select Service: 1
+------------------+--------------+---------------+---------+----------------+-----------+------------------+---------+--------------+----------------------------------+--------+--------------+
|                                                                                  === mysql_demo Details ===                                                                                   |
+------------------+--------------+---------------+---------+----------------+-----------+------------------+---------+--------------+----------------------------------+--------+--------------+
| Database Name    | Os           | Iaas Provider | Vm Type | Vm Ip          | Source Ip | User Name        | Vm Port | Service Type | Password                         | Memory | Service Name |
+------------------+--------------+---------------+---------+----------------+-----------+------------------+---------+--------------+----------------------------------+--------+--------------+
| demo_development | Ubuntu 12.10 | Amazon        | Shared  | 54.218.127.245 | 0.0.0.0/0 | 4gxu2btjrh7p1ku5 | 20830   | MySQL 5.5.1  | c8f6ynn0p065wzh7i2802pi5nfpfyr58 | 512 MB | mysql_demo   |
+------------------+--------------+---------------+---------+----------------+-----------+------------------+---------+--------------+----------------------------------+--------+--------------+


          DESC
      end

      def version
        print <<-DESC
Usage:
  app42 version

  Show Ruby client gem version 

Example:
  $app42 version
  App42 current version: 0.5.3
          DESC

      end

      end

    end
  end
end