#include "client/pch.hh"
#include "client/keybind.hh"

#include "core/constexpr.hh"

constexpr static const char *UNKNOWN_KEY_NAME = "UNKNOWN";

static const std::pair<int, const char *> key_names[] = {
    { GLFW_KEY_SPACE,           "SPACE"         },
    { GLFW_KEY_APOSTROPHE,      "'"             },
    { GLFW_KEY_COMMA,           ","             },
    { GLFW_KEY_MINUS,           "-"             },
    { GLFW_KEY_PERIOD,          "."             },
    { GLFW_KEY_SLASH,           "/"             },
    { GLFW_KEY_0,               "0"             },
    { GLFW_KEY_1,               "1"             },
    { GLFW_KEY_2,               "2"             },
    { GLFW_KEY_3,               "3"             },
    { GLFW_KEY_4,               "4"             },
    { GLFW_KEY_5,               "5"             },
    { GLFW_KEY_6,               "6"             },
    { GLFW_KEY_7,               "7"             },
    { GLFW_KEY_8,               "8"             },
    { GLFW_KEY_9,               "9"             },
    { GLFW_KEY_SEMICOLON,       ";"             },
    { GLFW_KEY_EQUAL,           "="             },
    { GLFW_KEY_A,               "A"             },
    { GLFW_KEY_B,               "B"             },
    { GLFW_KEY_C,               "C"             },
    { GLFW_KEY_D,               "D"             },
    { GLFW_KEY_E,               "E"             },
    { GLFW_KEY_F,               "F"             },
    { GLFW_KEY_G,               "G"             },
    { GLFW_KEY_H,               "H"             },
    { GLFW_KEY_I,               "I"             },
    { GLFW_KEY_J,               "J"             },
    { GLFW_KEY_K,               "K"             },
    { GLFW_KEY_L,               "L"             },
    { GLFW_KEY_M,               "M"             },
    { GLFW_KEY_N,               "N"             },
    { GLFW_KEY_O,               "O"             },
    { GLFW_KEY_P,               "P"             },
    { GLFW_KEY_Q,               "Q"             },
    { GLFW_KEY_R,               "R"             },
    { GLFW_KEY_S,               "S"             },
    { GLFW_KEY_T,               "T"             },
    { GLFW_KEY_U,               "U"             },
    { GLFW_KEY_V,               "V"             },
    { GLFW_KEY_W,               "W"             },
    { GLFW_KEY_X,               "X"             },
    { GLFW_KEY_Y,               "Y"             },
    { GLFW_KEY_Z,               "Z"             },
    { GLFW_KEY_LEFT_BRACKET,    "["             },
    { GLFW_KEY_BACKSLASH,       "\\"            },
    { GLFW_KEY_RIGHT_BRACKET,   "]"             },
    { GLFW_KEY_GRAVE_ACCENT,    "`"             },
    { GLFW_KEY_WORLD_1,         "WORLD_1"       },
    { GLFW_KEY_WORLD_2,         "WORLD_2"       },
    { GLFW_KEY_ESCAPE,          "ESCAPE"        },
    { GLFW_KEY_ENTER,           "ENTER"         },
    { GLFW_KEY_TAB,             "TAB"           },
    { GLFW_KEY_BACKSPACE,       "BACKSPACE"     },
    { GLFW_KEY_INSERT,          "INSERT"        },
    { GLFW_KEY_DELETE,          "DELETE"        },
    { GLFW_KEY_RIGHT,           "RIGHT"         },
    { GLFW_KEY_LEFT,            "LEFT"          },
    { GLFW_KEY_DOWN,            "DOWN"          },
    { GLFW_KEY_UP,              "UP"            },
    { GLFW_KEY_PAGE_UP,         "PAGE_UP"       },
    { GLFW_KEY_PAGE_DOWN,       "PAGE_DOWN"     },
    { GLFW_KEY_HOME,            "HOME"          },
    { GLFW_KEY_END,             "END"           },
    { GLFW_KEY_CAPS_LOCK,       "CAPS_LOCK"     },
    { GLFW_KEY_SCROLL_LOCK,     "SCROLL_LOCK"   },
    { GLFW_KEY_NUM_LOCK,        "NUM_LOCK"      },
    { GLFW_KEY_PRINT_SCREEN,    "PRINT_SCREEN"  },
    { GLFW_KEY_PAUSE,           "PAUSE"         },
    { GLFW_KEY_F1,              "F1"            },
    { GLFW_KEY_F2,              "F2"            },
    { GLFW_KEY_F3,              "F3"            },
    { GLFW_KEY_F4,              "F4"            },
    { GLFW_KEY_F5,              "F5"            },
    { GLFW_KEY_F6,              "F6"            },
    { GLFW_KEY_F7,              "F7"            },
    { GLFW_KEY_F8,              "F8"            },
    { GLFW_KEY_F9,              "F9"            },
    { GLFW_KEY_F10,             "F10"           },
    { GLFW_KEY_F11,             "F11"           },
    { GLFW_KEY_F12,             "F12"           },
    { GLFW_KEY_F13,             "F13"           },
    { GLFW_KEY_F14,             "F14"           },
    { GLFW_KEY_F15,             "F15"           },
    { GLFW_KEY_F16,             "F16"           },
    { GLFW_KEY_F17,             "F17"           },
    { GLFW_KEY_F18,             "F18"           },
    { GLFW_KEY_F19,             "F19"           },
    { GLFW_KEY_F20,             "F20"           },
    { GLFW_KEY_F21,             "F21"           },
    { GLFW_KEY_F22,             "F22"           },
    { GLFW_KEY_F23,             "F23"           },
    { GLFW_KEY_F24,             "F24"           },
    { GLFW_KEY_F25,             "F25"           },
    { GLFW_KEY_KP_0,            "KEYPAD_0"      },
    { GLFW_KEY_KP_1,            "KEYPAD_1"      },
    { GLFW_KEY_KP_2,            "KEYPAD_2"      },
    { GLFW_KEY_KP_3,            "KEYPAD_3"      },
    { GLFW_KEY_KP_4,            "KEYPAD_4"      },
    { GLFW_KEY_KP_5,            "KEYPAD_5"      },
    { GLFW_KEY_KP_6,            "KEYPAD_6"      },
    { GLFW_KEY_KP_7,            "KEYPAD_7"      },
    { GLFW_KEY_KP_8,            "KEYPAD_8"      },
    { GLFW_KEY_KP_9,            "KEYPAD_9"      },
    { GLFW_KEY_KP_DECIMAL,      "KEYPAD_POINT"  },
    { GLFW_KEY_KP_DIVIDE,       "KEYPAD_DIV"    },
    { GLFW_KEY_KP_MULTIPLY,     "KEYPAD_MUL"    },
    { GLFW_KEY_KP_SUBTRACT,     "KEYPAD_MINUS"  },
    { GLFW_KEY_KP_ADD,          "KEYPAD_PLUS"   },
    { GLFW_KEY_KP_ENTER,        "KEYPAD_ENTER"  },
    { GLFW_KEY_KP_EQUAL,        "KEYPAD_EQUAL"  },
    { GLFW_KEY_LEFT_SHIFT,      "LEFT_SHIFT"    },
    { GLFW_KEY_LEFT_CONTROL,    "LEFT_CTRL"     },
    { GLFW_KEY_LEFT_ALT,        "LEFT_ALT"      },
    { GLFW_KEY_LEFT_SUPER,      "LEFT_SUPER"    },
    { GLFW_KEY_RIGHT_SHIFT,     "RIGHT_SHIFT"   },
    { GLFW_KEY_RIGHT_CONTROL,   "RIGHT_CTRL"    },
    { GLFW_KEY_RIGHT_ALT,       "RIGHT_ALT"     },
    { GLFW_KEY_RIGHT_SUPER,     "RIGHT_SUPER"   },
    { GLFW_KEY_MENU,            "MENU"          },
};

static const char *get_key_name(int keycode)
{
    for(const auto &it : key_names) {
        if(it.first != keycode)
            continue;
        return it.second;
    }

    return UNKNOWN_KEY_NAME;
}

ConfigKeyBind::ConfigKeyBind(void)
{
    m_glfw_keycode = GLFW_KEY_UNKNOWN;
    m_name = UNKNOWN_KEY_NAME;
}

ConfigKeyBind::ConfigKeyBind(int default_value)
{
    m_glfw_keycode = default_value;
    m_name = get_key_name(default_value);
}

void ConfigKeyBind::set(const char *value)
{
    for(const auto &it : key_names) {
        if(!std::strcmp(it.second, value)) {
            m_glfw_keycode = it.first;
            m_name = it.second;
            return;
        }
    }

    m_glfw_keycode = GLFW_KEY_UNKNOWN;
    m_name = UNKNOWN_KEY_NAME;
}

const char *ConfigKeyBind::get(void) const
{
    return m_name;
}

void ConfigKeyBind::set_key(int keycode)
{
    m_glfw_keycode = keycode;
    m_name = get_key_name(keycode);
}

int ConfigKeyBind::get_key(void) const
{
    return m_glfw_keycode;
}

bool ConfigKeyBind::equals(int keycode) const
{
    return m_glfw_keycode == keycode;
}