#include "menu_model.h"

#include <stddef.h>

#include "menu_tree_builder.h"

/* 初始化阶段一次性修饰菜单名称：对有子项的节点追加 '\x10' 指示符。 */
static void MenuModel_DecorateDisplayNames(tagMenuItem *items, uint32_t maxItem)
{
    for (uint32_t i = 0; i < maxItem; i++)
    {
        uint16_t nameCapacity = (uint16_t)sizeof(items[i].byName);
        uint16_t maxTextLenWithoutNull = (uint16_t)(nameCapacity - 1);
        uint16_t len = 0;
        if (items[i].ptLower == NULL)
        {
            continue;
        }
        while ((len < maxTextLenWithoutNull) && (items[i].byName[len] != '\0'))
        {
            len++;
        }
        if ((len == 0) || (items[i].byName[len - 1] != '\x10'))
        {
            if (len < maxTextLenWithoutNull)
            {
                items[i].byName[len] = '\x10';
                items[i].byName[len + 1] = '\0';
            }
        }
    }
}

void MenuModel_Bootstrap(tagMenuCtrl *menuCtrl,
                         tagMenuItem *menuItems,
                         const tagMenuModel *modelTab,
                         uint32_t modelCount)
{
    MenuTree_0LevelNumCal(menuCtrl, modelTab, modelCount);
    MenuTree_MainCreate(menuItems, modelTab, modelCount);
    MenuModel_DecorateDisplayNames(menuItems, modelCount);

    menuCtrl->ptHead = &menuItems[0];

    menuCtrl->ptRoute[0] = &menuItems[0];
    menuCtrl->pt0Level = menuCtrl->ptRoute[0];
    menuCtrl->ptCurrent = menuCtrl->ptHead->ptLower;
    menuCtrl->ptCurBak = menuCtrl->ptCurrent;
    menuCtrl->ptRoute[1] = menuCtrl->ptCurrent;
    menuCtrl->ptRoute[2] = menuCtrl->ptCurrent;
    menuCtrl->ptRoute[3] = menuCtrl->ptCurrent;
}