components/pairing/host_pairing_controller.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_PAIRING_HOST_PAIRING_CONTROLLER_H_
   6 #define COMPONENTS_PAIRING_HOST_PAIRING_CONTROLLER_H_
   7
   8 #include <string>
   9
  10 #include "base/macros.h"
  11
  12 namespace pairing_chromeos {
  13
  14 class HostPairingController {
  15  public:
  16   enum Stage {
  17     STAGE_NONE,
  18     STAGE_INITIALIZATION_ERROR,
  19     STAGE_WAITING_FOR_CONTROLLER,
  20     STAGE_WAITING_FOR_CODE_CONFIRMATION,
  21     STAGE_WAITING_FOR_CONTROLLER_AFTER_UPDATE,
  22     STAGE_WAITING_FOR_CREDENTIALS,
  23     STAGE_ENROLLING,
  24     STAGE_ENROLLMENT_ERROR,
  25     STAGE_ENROLLMENT_SUCCESS,
  26     STAGE_FINISHED
  27   };
  28
  29   enum UpdateStatus {
  30     UPDATE_STATUS_UNKNOWN,
  31     UPDATE_STATUS_UPDATING,
  32     UPDATE_STATUS_REBOOTING,
  33     UPDATE_STATUS_UPDATED,
  34   };
  35
  36   enum EnrollmentStatus {
  37     ENROLLMENT_STATUS_UNKNOWN,
  38     ENROLLMENT_STATUS_ENROLLING,
  39     ENROLLMENT_STATUS_FAILURE,
  40     ENROLLMENT_STATUS_SUCCESS,
  41   };
  42
  43   class Observer {
  44    public:
  45     Observer();
  46     virtual ~Observer();
  47
  48     // Called when pairing has moved on from one stage to another.
  49     virtual void PairingStageChanged(Stage new_stage) = 0;
  50
  51     // Called when the controller has sent a configuration to apply.
  52     virtual void ConfigureHost(bool accepted_eula,
  53                                const std::string& lang,
  54                                const std::string& timezone,
  55                                bool send_reports,
  56                                const std::string& keyboard_layout) = 0;
  57
  58     // Called when the controller has provided an |auth_token| for enrollment.
  59     virtual void EnrollHost(const std::string& auth_token) = 0;
  60
  61    private:
  62     DISALLOW_COPY_AND_ASSIGN(Observer);
  63   };
  64
  65   HostPairingController();
  66   virtual ~HostPairingController();
  67
  68   // Returns current stage of pairing process.
  69   virtual Stage GetCurrentStage() = 0;
  70
  71   // Starts pairing process. Can be called only on |STAGE_NONE| stage.
  72   virtual void StartPairing() = 0;
  73
  74   // Returns device name.
  75   virtual std::string GetDeviceName() = 0;
  76
  77   // Returns 6-digit confirmation code. Can be called only on
  78   // |STAGE_WAITING_FOR_CODE_CONFIRMATION| stage.
  79   virtual std::string GetConfirmationCode() = 0;
  80
  81   // Returns an enrollment domain name. Can be called on stage
  82   // |STAGE_ENROLLMENT| and later.
  83   virtual std::string GetEnrollmentDomain() = 0;
  84
  85   // Notify that the update status has changed.
  86   virtual void OnUpdateStatusChanged(UpdateStatus update_status) = 0;
  87
  88   // Notify that enrollment status has changed.
  89   // Can be called on stage |STAGE_WAITING_FOR_CREDENTIALS|.
  90   virtual void OnEnrollmentStatusChanged(
  91       EnrollmentStatus enrollment_status) = 0;
  92
  93   virtual void AddObserver(Observer* observer) = 0;
  94   virtual void RemoveObserver(Observer* observer) = 0;
  95
  96  private:
  97   DISALLOW_COPY_AND_ASSIGN(HostPairingController);
  98 };
  99
 100 }  // namespace pairing_chromeos
 101
 102 #endif  // COMPONENTS_PAIRING_HOST_PAIRING_CONTROLLER_H_