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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_AUTOFILL_CORE_BROWSER_ADDRESS_COMBOBOX_MODEL_H_
#define COMPONENTS_AUTOFILL_CORE_BROWSER_ADDRESS_COMBOBOX_MODEL_H_
#include <memory>
#include <string>
#include <utility>
#include <vector>
#include "base/macros.h"
#include "base/observer_list.h"
#include "base/strings/string16.h"
#include "ui/base/models/combobox_model.h"
namespace autofill {
class AutofillProfile;
class PersonalDataManager;
// A combobox model for listing addresses by a generated user visible string and
// have a unique id to identify the one selected by the user.
class AddressComboboxModel : public ui::ComboboxModel {
public:
// Enumerate the profiles from |personal_data_manager| to expose them in a
// combobox using |app_locale| for proper format. |default_selected_guid| is
// an optional argument to specify which address should be selected by
// default.
AddressComboboxModel(const PersonalDataManager& personal_data_manager,
const std::string& app_locale,
const std::string& default_selected_guid);
~AddressComboboxModel() override;
// ui::ComboboxModel implementation:
int GetItemCount() const override;
base::string16 GetItemAt(int index) override;
bool IsItemSeparatorAt(int index) override;
int GetDefaultIndex() const override;
void AddObserver(ui::ComboboxModelObserver* observer) override;
void RemoveObserver(ui::ComboboxModelObserver* observer) override;
// Adds |profile| to model and return its combobox index. The lifespan of
// |profile| beyond this call is undefined so a copy must be made.
int AddNewProfile(const AutofillProfile& profile);
// Returns the unique identifier of the profile at |index|, unless |index|
// refers to a special entry, in which case an empty string is returned.
std::string GetItemIdentifierAt(int index);
// Returns the combobox index of the item with the given id or -1 if it's not
// found.
int GetIndexOfIdentifier(const std::string& identifier) const;
private:
// Update |addresses_| based on |profiles_cache_| and notify observers.
void UpdateAddresses();
// List of <id, user visible string> pairs for the addresses extracted from
// the |personal_data_manager| passed in the constructor.
std::vector<std::pair<std::string, base::string16>> addresses_;
// A cached copy of all profiles to allow rebuilding the differentiating
// labels when new profiles are added.
std::vector<std::unique_ptr<AutofillProfile>> profiles_cache_;
// Application locale, also needed when a new profile is added.
std::string app_locale_;
// If non empty, the guid of the address that should be selected by default.
std::string default_selected_guid_;
// To be called when the data for the given country code was loaded.
base::ObserverList<ui::ComboboxModelObserver> observers_;
DISALLOW_COPY_AND_ASSIGN(AddressComboboxModel);
};
} // namespace autofill
#endif // COMPONENTS_AUTOFILL_CORE_BROWSER_ADDRESS_COMBOBOX_MODEL_H_