// Copyright (c) 2010 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 CHROME_BROWSER_CHROMEOS_LANGUAGE_PREFERENCES_H_
#define CHROME_BROWSER_CHROMEOS_LANGUAGE_PREFERENCES_H_

#include "base/basictypes.h"
#include "chrome/common/pref_names.h"
#include "grit/generated_resources.h"

// Section and config names for the IBus configuration daemon.
namespace chromeos {

template <typename DataType>
struct LanguageMultipleChoicePreference {
  const wchar_t* pref_name;  // Chrome preference name.
  DataType default_pref_value;
  const char* ibus_config_name;
  // Currently we have 10 combobox items at most.
  static const size_t kMaxItems = 11;
  struct {
    DataType ibus_config_value;
    int item_message_id;  // Resource grd ID for the combobox item.
  } values_and_ids[kMaxItems];
  int label_message_id;  // Resource grd ID for the label.
};

struct LanguageBooleanPrefs {
  const wchar_t* pref_name;  // Chrome preference name.
  bool default_pref_value;
  const char* ibus_config_name;
  int message_id;
};

struct LanguageIntegerRangePreference {
  const wchar_t* pref_name;  // Chrome preference name.
  int default_pref_value;
  int min_pref_value;
  int max_pref_value;
  const char* ibus_config_name;
  int message_id;
};

// For ibus-daemon
const char kGeneralSectionName[] = "general";
const char kHotKeySectionName[] = "general/hotkey";
const char kPreloadEnginesConfigName[] = "preload_engines";
const char kNextEngineInMenuConfigName[] = "next_engine_in_menu";
const char kPreviousEngineConfigName[] = "previous_engine";

// TODO(yusukes): Check if the "Kana/Eisu" key in the Japanese keyboard for
// Chrome OS actually generates Zenkaku_Hankaku when the keyboard gets ready.

// ibus-daemon accepts up to 5 next-engine hot-keys.
const char kHotkeyNextEngineInMenu[] =
    "Shift+Alt+Release+Shift_L,Shift+Alt+Release+Meta_L,Control+Shift+space,"
    "Zenkaku_Hankaku";
// TODO(suzhe): Add more key bindings?
const char kHotkeyPreviousEngine[] = "Control+space";

// For Simplified Chinese input method (ibus-chewing)
const char kChewingSectionName[] = "engine/Chewing";

// We have to sync the |ibus_config_name|s with those in
// ibus-chewing/files/src/Config.cc.
const LanguageBooleanPrefs kChewingBooleanPrefs[] = {
  { prefs::kLanguageChewingAutoShiftCur, false, "autoShiftCur",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_AUTO_SHIFT_CUR},
  { prefs::kLanguageChewingAddPhraseDirection, false, "addPhraseDirection",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_ADD_PHRASE_DIRECTION},
  { prefs::kLanguageChewingEasySymbolInput, true, "easySymbolInput",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_EASY_SYMBOL_INPUT},
  { prefs::kLanguageChewingEscCleanAllBuf, false, "escCleanAllBuf",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_ESC_CLEAN_ALL_BUF},
  { prefs::kLanguageChewingForceLowercaseEnglish, false,
    "forceLowercaseEnglish",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_FORCE_LOWER_CASE_ENGLISH},
  { prefs::kLanguageChewingPlainZhuyin, false, "plainZhuyin",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_PLAIN_ZHUYIN},
  { prefs::kLanguageChewingPhraseChoiceRearward, true, "phraseChoiceRearward",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_PHRASE_CHOICE_REARWARD},
  { prefs::kLanguageChewingSpaceAsSelection, true, "spaceAsSelection",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_SPACE_AS_SELECTION},
};
const size_t kNumChewingBooleanPrefs = ARRAYSIZE_UNSAFE(kChewingBooleanPrefs);

const LanguageIntegerRangePreference kChewingIntegerPrefs[] = {
  { prefs::kLanguageChewingMaxChiSymbolLen, 20, 8, 40, "maxChiSymbolLen",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_MAX_CHI_SYMBOL_LEN},
  { prefs::kLanguageChewingCandPerPage, 10, 8, 10, "candPerPage",
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SETTING_CAND_PER_PAGE},
};
const size_t kNumChewingIntegerPrefs = ARRAYSIZE_UNSAFE(kChewingIntegerPrefs);

const LanguageMultipleChoicePreference<const char*>
    kChewingMultipleChoicePrefs[] = {
  { prefs::kLanguageChewingKeyboardType,
    "default",
    "KBType",
    {{ "default",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_DEFAULT },
     { "hsu", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_HSU },
     { "ibm", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_IBM },
     { "gin_yieh",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_GIN_YIEH },
     { "eten", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_ETEN },
     { "eten26", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_ETEN26 },
     { "dvorak", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_DVORAK },
     { "dvorak_hsu",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_DVORAK_HSU },
     { "dachen_26",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_DACHEN_26 },
     { "hanyu", IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE_HANYU }},
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_KEYBOARD_TYPE,
  },
  { prefs::kLanguageChewingSelKeys,
    "1234567890",
    "selKeys",
    {{ "1234567890",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_1234567890 },
     { "asdfghjkl;",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_ASDFGHJKLS },
     { "asdfzxcv89",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_ASDFZXCV89 },
     { "asdfjkl789",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_ASDFJKL789 },
     { "aoeu;qjkix",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_AOEUSQJKIX },
     { "aoeuhtnsid",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_AOEUHTNSID },
     { "aoeuidhtns",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_AOEUIDHTNS },
     { "1234qweras",
       IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS_1234QWERAS }},
    IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_SEL_KEYS,
  },
};
const size_t kNumChewingMultipleChoicePrefs =
    arraysize(kChewingMultipleChoicePrefs);

const LanguageMultipleChoicePreference<int> kChewingHsuSelKeyType = {
  prefs::kLanguageChewingHsuSelKeyType,
  1,
  "hsuSelKeyType",
  {{ 1, IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_HSU_SEL_KEY_TYPE_1 },
   { 2, IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_HSU_SEL_KEY_TYPE_2 }},
  IDS_OPTIONS_SETTINGS_LANGUAGES_CHEWING_HSU_SEL_KEY_TYPE,
};

// For Korean input method (ibus-hangul)
const char kHangulSectionName[] = "engine/Hangul";
const char kHangulKeyboardConfigName[] = "HangulKeyboard";
const char kHangulHanjaKeysConfigName[] = "HanjaKeys";
// We add Control+Alt+9 in addition to the two default keys since Hanja key
// might not be available on the Chrome OS keyboard and F9 key is reserved by
// the window manager.
// TODO: Hanja keys are not configurable yet (and we're not sure if it should.)
const char kHangulHanjaKeys[] = "F9,Hangul_Hanja,Control+Alt+9";

const struct HangulKeyboardNameIDPair {
  int message_id;
  const char* keyboard_id;
} kHangulKeyboardNameIDPairs[] = {
  // We have to sync the |keyboard_id|s with those in
  // ibus-hangul/files/setup/main.py.
  { IDS_OPTIONS_SETTINGS_LANGUAGES_HANGUL_SETTINGS_KEYBOARD_2_SET, "2" },
  { IDS_OPTIONS_SETTINGS_LANGUAGES_HANGUL_SETTINGS_KEYBOARD_3_SET_FINAL,
    "3f" },
  { IDS_OPTIONS_SETTINGS_LANGUAGES_HANGUL_SETTINGS_KEYBOARD_3_SET_390, "39" },
  { IDS_OPTIONS_SETTINGS_LANGUAGES_HANGUL_SETTINGS_KEYBOARD_3_SET_NO_SHIFT,
    "3s" },
  // We don't support "Sebeolsik 2 set" keyboard.
};

// For Simplified Chinese input method (ibus-pinyin)
const char kPinyinSectionName[] = "engine/Pinyin";

// We have to sync the |ibus_config_name|s with those in
// ibus-pinyin/files/src/Config.cc.
const LanguageBooleanPrefs kPinyinBooleanPrefs[] = {
  { prefs::kLanguagePinyinCorrectPinyin, true, "CorrectPinyin",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_CORRECT_PINYIN },
  { prefs::kLanguagePinyinFuzzyPinyin, false, "FuzzyPinyin",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_FUZZY_PINYIN },
  { prefs::kLanguagePinyinShiftSelectCandidate, false, "ShiftSelectCandidate",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_SHIFT_SELECT_PINYIN },
  { prefs::kLanguagePinyinMinusEqualPage, true, "MinusEqualPage",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_MINUS_EQUAL_PAGE },
  { prefs::kLanguagePinyinCommaPeriodPage, true, "CommaPeriodPage",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_COMMA_PERIOD_PAGE },
  { prefs::kLanguagePinyinAutoCommit, false, "AutoCommit",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_AUTO_COMMIT },
  { prefs::kLanguagePinyinDoublePinyin, false, "DoublePinyin",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_DOUBLE_PINYIN },
  { prefs::kLanguagePinyinInitChinese, true, "InitChinese",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_INIT_CHINESE },
  { prefs::kLanguagePinyinInitFull, false, "InitFull",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_INIT_FULL },
  { prefs::kLanguagePinyinInitFullPunct, true, "InitFullPunct",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_INIT_FULL_PUNCT },
  { prefs::kLanguagePinyinInitSimplifiedChinese, true, "InitSimplifiedChinese",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_INIT_SIMPLIFIED_CHINESE },
  { prefs::kLanguagePinyinTradCandidate, false, "TradCandidate",
    IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_SETTING_TRAD_CANDIDATE },
  // TODO(yusukes): Support PINYIN_{INCOMPLETE,CORRECT,FUZZY}_... prefs (32
  // additional boolean prefs.)
};
const size_t kNumPinyinBooleanPrefs = ARRAYSIZE_UNSAFE(kPinyinBooleanPrefs);
// TODO(yusukes): Support HalfWidthPuncts and IncompletePinyin prefs if needed.

const LanguageMultipleChoicePreference<int> kPinyinDoublePinyinSchema = {
  prefs::kLanguagePinyinDoublePinyinSchema,
  0,
  "DoublePinyinSchema",
  {{ 0, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_MSPY},
   { 1, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_ZRM},
   { 2, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_ABC},
   { 3, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_ZGPY},
   { 4, IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA_PYJJ}},
  IDS_OPTIONS_SETTINGS_LANGUAGES_PINYIN_DOUBLE_SCHEMA,
};

const struct {
  const wchar_t* pref_name;  // Chrome preference name.
  int default_pref_value;
  const char* ibus_config_name;
  // TODO(yusukes): Add message_id if needed.
} kPinyinIntegerPrefs[] = {
  // TODO(yusukes): the type of lookup_table_page_size on ibus should be uint.
  { prefs::kLanguagePinyinLookupTablePageSize, 5, "LookupTablePageSize" },
};
const size_t kNumPinyinIntegerPrefs = ARRAYSIZE_UNSAFE(kPinyinIntegerPrefs);

// For Japanese input method (ibus-mozc)
const char kMozcSectionName[] = "engine/Mozc";

#define IDS_MOZC(suffix) \
    IDS_OPTIONS_SETTINGS_LANGUAGES_MOZC_##suffix

const LanguageBooleanPrefs kMozcBooleanPrefs[] = {
  { prefs::kLanguageMozcIncognitoMode,
    false,
    "incognito_mode",
    IDS_MOZC(INCOGNITO_MODE)
  },
  { prefs::kLanguageMozcUseAutoImeTurnOff,
    true,
    "use_auto_ime_turn_off",
    IDS_MOZC(USE_AUTO_IME_TURN_OFF)
  },
  { prefs::kLanguageMozcUseDateConversion,
    true,
    "use_date_conversion",
    IDS_MOZC(USE_DATE_CONVERSION)
  },
  { prefs::kLanguageMozcUseSingleKanjiConversion,
    true,
    "use_single_kanji_conversion",
    IDS_MOZC(USE_SINGLE_KANJI_CONVERSION)
  },
  { prefs::kLanguageMozcUseSymbolConversion,
    true,
    "use_symbol_conversion",
    IDS_MOZC(USE_SYMBOL_CONVERSION)
  },
  { prefs::kLanguageMozcUseNumberConversion,
    true,
    "use_number_conversion",
    IDS_MOZC(USE_NUMBER_CONVERSION)
  },
  { prefs::kLanguageMozcUseHistorySuggest,
    true,
    "use_history_suggest",
    IDS_MOZC(USE_HISTORY_SUGGEST)
  },
  { prefs::kLanguageMozcUseDictionarySuggest,
    true,
    "use_dictionary_suggest",
    IDS_MOZC(USE_DICTIONARY_SUGGEST)
  },
};
const size_t kNumMozcBooleanPrefs = ARRAYSIZE_UNSAFE(kMozcBooleanPrefs);

const LanguageMultipleChoicePreference<const char*>
    kMozcMultipleChoicePrefs[] = {
  { prefs::kLanguageMozcPreeditMethod,
    "ROMAN",
    "preedit_method",
    {{ "ROMAN", IDS_MOZC(PREEDIT_METHOD_ROMAN) },
     { "KANA", IDS_MOZC(PREEDIT_METHOD_KANA) }},
    IDS_MOZC(PREEDIT_METHOD),
  },
  { prefs::kLanguageMozcSessionKeymap,
    "MSIME",
    "session_keymap",
    {{ "ATOK", IDS_MOZC(SESSION_KEYMAP_ATOK) },
     { "MSIME", IDS_MOZC(SESSION_KEYMAP_MSIME) },
     { "KOTOERI", IDS_MOZC(SESSION_KEYMAP_KOTOERI) }},
    // TODO: Support "CUSTOM" keymap.
    IDS_MOZC(SESSION_KEYMAP),
  },
  { prefs::kLanguageMozcPunctuationMethod,
    "KUTEN_TOTEN",
    "punctuation_method",
    {{ "KUTEN_TOUTEN",
       IDS_MOZC(PUNCTUATION_METHOD_KUTEN_TOUTEN) },
     { "COMMA_PERIOD",
       IDS_MOZC(PUNCTUATION_METHOD_COMMA_PERIOD) },
     { "KUTEN_PERIOD",
       IDS_MOZC(PUNCTUATION_METHOD_KUTEN_PERIOD) },
     { "COMMA_TOUTEN",
       IDS_MOZC(PUNCTUATION_METHOD_COMMA_TOUTEN) }},
    IDS_MOZC(PUNCTUATION_METHOD),
  },
  { prefs::kLanguageMozcSymbolMethod,
    "CORNER_BRACKET_MIDDLE_DOT",
    "symbol_method",
    {{ "CORNER_BRACKET_MIDDLE_DOT",
       IDS_MOZC(SYMBOL_METHOD_CORNER_BRACKET_MIDDLE_DOT) },
     { "SQUARE_BRACKET_SLASH",
       IDS_MOZC(SYMBOL_METHOD_SQUARE_BRACKET_SLASH) },
     { "CORNER_BRACKET_SLASH",
       IDS_MOZC(SYMBOL_METHOD_CORNER_BRACKET_SLASH) },
     { "SQUARE_BRACKET_MIDDLE_DOT",
       IDS_MOZC(SYMBOL_METHOD_SQUARE_BRACKET_MIDDLE_DOT) }},
    IDS_MOZC(SYMBOL_METHOD),
  },
  { prefs::kLanguageMozcSpaceCharacterForm,
    "FUNDAMENTAL_INPUT_MODE",
    "space_character_form",
    {{ "FUNDAMENTAL_INPUT_MODE",
       IDS_MOZC(SPACE_CHARACTER_FORM_FUNDAMENTAL_INPUT_MODE) },
     { "FUNDAMENTAL_FULL_WIDTH",
       IDS_MOZC(SPACE_CHARACTER_FORM_FUNDAMENTAL_FULL_WIDTH) },
     { "FUNDAMENTAL_HALF_WIDTH",
       IDS_MOZC(SPACE_CHARACTER_FORM_FUNDAMENTAL_HALF_WIDTH) }},
    IDS_MOZC(SPACE_CHARACTER_FORM),
  },
  { prefs::kLanguageMozcHistoryLearningLevel,
    "DEFAULT_HISTORY",
    "history_learning_level",
    {{ "DEFAULT_HISTORY",
       IDS_MOZC(HISTORY_LEARNING_LEVEL_DEFAULT_HISTORY) },
     { "READ_ONLY",
       IDS_MOZC(HISTORY_LEARNING_LEVEL_READ_ONLY) },
     { "NO_HISTORY",
       IDS_MOZC(HISTORY_LEARNING_LEVEL_NO_HISTORY) }},
    IDS_MOZC(HISTORY_LEARNING_LEVEL),
  },
  // TODO(mazda): Uncomment this block once the candidate window in Chrome OS
  // supports changing shortcut labels.
  // { prefs::kLanguageMozcSelectionShortcut,
  //   "SHORTCUT_123456789",
  //   "selection_shortcut",
  //   {{ "NO_SHORTCUT",
  //      IDS_MOZC(SELECTION_SHORTCUT_NO_SHORTCUT) },
  //    { "SHORTCUT_123456789",
  //      IDS_MOZC(SELECTION_SHORTCUT_SHORTCUT_123456789) },
  //    { "SHORTCUT_ASDFGHJKL",
  //      IDS_MOZC(SELECTION_SHORTCUT_SHORTCUT_ASDFGHJKL) }},
  //   IDS_MOZC(SELECTION_SHORTCUT),
  // },
  { prefs::kLanguageMozcShiftKeyModeSwitch,
    "ASCII_INPUT_MODE",
    "shift_key_mode_switch",
    {{ "OFF",
       IDS_MOZC(SHIFT_KEY_MODE_SWITCH_OFF) },
     { "ASCII_INPUT_MODE",
       IDS_MOZC(SHIFT_KEY_MODE_SWITCH_ASCII_INPUT_MODE) },
     { "KATAKANA_INPUT_MODE",
       IDS_MOZC(SHIFT_KEY_MODE_SWITCH_KATAKANA_INPUT_MODE) }},
    IDS_MOZC(SHIFT_KEY_MODE_SWITCH),
  },
  { prefs::kLanguageMozcNumpadCharacterForm,
    "NUMPAD_HALF_WIDTH",
    "numpad_character_form",
    {{ "NUMPAD_INPUT_MODE",
       IDS_MOZC(NUMPAD_CHARACTER_FORM_NUMPAD_INPUT_MODE) },
     { "NUMPAD_FULL_WIDTH",
       IDS_MOZC(NUMPAD_CHARACTER_FORM_NUMPAD_FULL_WIDTH) },
     { "NUMPAD_HALF_WIDTH",
       IDS_MOZC(NUMPAD_CHARACTER_FORM_NUMPAD_HALF_WIDTH) },
     { "NUMPAD_DIRECT_INPUT",
       IDS_MOZC(NUMPAD_CHARACTER_FORM_NUMPAD_DIRECT_INPUT) }},
    IDS_MOZC(NUMPAD_CHARACTER_FORM),
  },
};
const size_t kNumMozcMultipleChoicePrefs = arraysize(kMozcMultipleChoicePrefs);

const LanguageIntegerRangePreference kMozcIntegerPrefs[] = {
  { prefs::kLanguageMozcSuggestionsSize, 3, 1, 9, "suggestions_size",
    IDS_MOZC(SUGGESTIONS_SIZE)},
};
const size_t kNumMozcIntegerPrefs = ARRAYSIZE_UNSAFE(kMozcIntegerPrefs);

#undef IDS_MOZC

// For Traditional Chinese input methods (ibus-pinyin-bopomofo and ibus-chewing)
// TODO(yusukes): Add constants for Traditional Chinese input methods.

// A string Chrome preference (Local State) of the preferred keyboard layout in
// the login screen.
const wchar_t kPreferredKeyboardLayout[] = L"PreferredKeyboardLayout";

// A input method name that corresponds the hardware keyboard layout.
// TODO(yusukes): just assuming US qwerty keyboard is not always correct.
const char kHardwareKeyboardLayout[] = "xkb:us::eng";

}  // chromeos

#endif  // CHROME_BROWSER_CHROMEOS_LANGUAGE_PREFERENCES_H_