function flex2html(element, json) {
   let carousel = carousel_struc()
   let result = ''

   if(json['type'] === 'flex') {
      json = json['contents']
      if(json['type'] === 'bubble') {
         result = bubble_object(json)
         carousel = carousel.replace('<!-- inner -->', result)
      } else if(json['type'] === 'carousel') {
         json['contents'].forEach((obj, index) => {
            let result = bubble_object(obj)
            result = result.replace('<!-- content -->', '')
            result = result.replace('<!-- inner -->', '')
            carousel = carousel.replace('<!-- inner -->', result + '<!-- inner -->')
         })
      }
   }
   
   document.getElementById(element).innerHTML += carousel
   return carousel
}

function bubble_object(json) {
   let { hero, header, body, footer } = json
   let hero_object = hero_struc(json)
   let header_object = header_struc(json)
   let body_object = body_struc(json)
   let footer_object = footer_struc(json)
   let bubble = bubble_struc(json)

   let box = ''
   for(let key in hero){
      if(hero.hasOwnProperty(key)) {
         if(key === 'type' && hero[key] === 'box') {
            box = box_object(hero)
            let box_inner = box_recursive(box, hero['contents'])
            box = box_inner
         } else {
            box = convert_object(hero)
         }
      }
   }
   hero_object = hero_object.replace('<!-- inner -->', box)

   box = ''
   for(let key in header){
      if(header.hasOwnProperty(key)) {
         if(key === 'type' && header[key] === 'box') {
            box = box_object(header)
            let box_inner = box_recursive(box, header['contents'])
            box = box_inner
         }
      }
   }
   header_object = header_object.replace('<!-- inner -->', box)

   box = ''
   for(let key in body){
      if(body.hasOwnProperty(key)) {
         if(key === 'type' && body[key] === 'box') {
            box = box_object(body)
            let box_inner = box_recursive(box, body['contents'])
            box = box_inner
         }
      }
   }
   body_object = body_object.replace('<!-- inner -->', box)

   box = ''
   for(let key in footer){
      if(footer.hasOwnProperty(key)) {
         if(key === 'type' && footer[key] === 'box') {
            box = box_object(footer)
            let box_inner = box_recursive(box, footer['contents'])
            box = box_inner
         }
      }
   }
   footer_object = footer_object.replace('<!-- inner -->', box)
   

   bubble = bubble.replace('<!-- hero -->', hero_object)
   bubble = bubble.replace('<!-- header -->', header_object)
   bubble = bubble.replace('<!-- body -->', body_object)
   bubble = bubble.replace('<!-- footer -->', footer_object)
   
   return bubble
}
function box_recursive(parent_box, json) {
   let result = []
   json.forEach((obj, index) => {
      let temp
      if(obj['type'] === 'box') {
         let temp2 = box_object(obj)
         temp = box_recursive(temp2, obj['contents'])
      } else if(obj['type'] === 'text' && obj['contents'] && obj['contents'].length > 0 ) {
         let temp2 = convert_object(obj)
         temp = box_recursive(temp2, obj['contents'])
      } else {
         temp = convert_object(obj)
      }
      result[index] = temp
   })
   json.forEach((obj, index) => {
      result[index] = result[index].replace('<!-- content -->', '')
      parent_box = parent_box.replace('<!-- content -->', result[index] + '<!-- content -->')
   })

   return parent_box
}

function convert_object(json) {
   switch(json['type']) {
      case 'image':
         object = image_object(json)
         break;
      case 'icon':
         object = icon_object(json)
         break;
      case 'text':
         object = text_object(json)
         break;
      case 'span':
         object = span_object(json)
         break;
      case 'button':
         object = button_object(json)
         break;
      case 'filler':
         object = filler_object(json)
         break;
      case 'spacer':
         object = spacer_object(json)
         break;
      case 'separator':
         object = separator_object(json)
         break;
      default:
         object = null
   }
   return object
}

function box_object(json) {
   let style = ''
   let {layout, position, flex, spacing, margin, width, height, backgroundColor, borderColor, borderWidth, cornerRadius, justifyContent, alignItems, offsetTop, offsetBottom, offsetStart, offsetEnd, paddingAll, paddingTop, paddingBottom, paddingStart, paddingEnd, background} = json
   if(layout === 'baseline') {
      layout1 = 'hr'
      layout2 = 'bl'
   } else if(layout === 'horizontal') {
      layout1 = 'hr'
      layout2 = ''
   } else if(layout === 'vertical') {
      layout1 = 'vr'
      layout2 = ''
   }
   fl = ''
   if(flex > 3) {
      style += `-webkit-box-flex:${flex};flex-grow:${flex};`
   } else {
      fl = (flex >= 0) ? `fl${flex}` : ''
   }
   exabs = (position === 'absolute') ? 'ExAbs' : ''
   
   if(spacing && spacing.indexOf("px") >= 0) {
      spc = ''
   } else {
      spc = (spacing) ? 'spc' + upperalldigit(spacing) : ''
   }

   if(margin && (margin.indexOf("px") >= 0 || margin.indexOf("%") >= 0)) {
      style += `margin-top:${margin};`
      exmgn = ''
   } else {
      exmgn = (margin) ? 'ExMgnT' + upperalldigit(margin) : ''
   }
   if(width && width !== '') {
      style += `width:${width}; max-width:${width};`
   }
   if(height && height !== '') {
      style += `height:${height};`
   }
   if(backgroundColor) {
      style += `background-color:${backgroundColor} !important;`
   }
   if(borderColor) {
      style += `border-color:${borderColor} !important;`
   }

   if(borderWidth && (borderWidth.indexOf("px") >= 0 || borderWidth.indexOf("%") >= 0)) {
      style += `border-width:${borderWidth};`
      ExBdr = ''
   } else {
      switch(borderWidth) {
         case 'none':
            ExBdr = 'ExBdrWdtNone'
            break;
         case 'light':
            ExBdr = 'ExBdrWdtLgh'
            break;
         case 'normal':
            ExBdr = 'ExBdrWdtNml'
            break;
         case 'medium':
            ExBdr = 'ExBdrWdtMdm'
            break;
         case 'semi-bold':
            ExBdr = 'ExBdrWdtSbd'
            break;
         case 'bold':
            ExBdr = 'ExBdrWdtBld'
            break;
         default:
            ExBdr = ''
            // code block
         }
   }
   if(cornerRadius && (cornerRadius.indexOf("px") >= 0 || cornerRadius.indexOf("%") >= 0)) {
      style += `border-radius:${cornerRadius};`
      ExBdrRad = ''
   } else {
      ExBdrRad = (cornerRadius) ? 'ExBdrRad' + upperalldigit(cornerRadius) : ''
   }
   
   jfc = ''
   if(justifyContent && justifyContent !== '') {
      switch(justifyContent) {
         case 'center':
            jfc = 'itms-jfcC'
            break;
         case 'flex-start':
            jfc = 'itms-jfcS'
            break;
         case 'flex-end':
            jfc = 'itms-jfcE'
            break;
         case 'space-between':
            jfc = 'itms-jfcSB'
            break;
         case 'space-around':
            jfc = 'itms-jfcSA'
            break;
         case 'space-evenly':
            jfc = 'itms-jfcSE'
            break;
         default:
            jfc = ''
            // code block
         }
   }
   alg = ''
   if(alignItems && alignItems !== '') {
      switch(alignItems) {
         case 'center':
            alg = 'itms-algC'
            break;
         case 'flex-start':
            alg = 'itms-algS'
            break;
         case 'flex-end':
            alg = 'itms-algE'
            break;
         default:
            alg = ''
            // code block
         }
   }
   if(offsetTop && (offsetTop.indexOf("px") >= 0 || offsetTop.indexOf("%") >= 0)) {
      style += `top:${offsetTop};`
      ext = ''
   } else {
      ext = (offsetTop) ? 'ExT' + upperalldigit(offsetTop) : ''
   }

   if(offsetBottom && (offsetBottom.indexOf("px") >= 0 || offsetBottom.indexOf("%") >= 0)) {
      style += `bottom:${offsetBottom};`
      exb = ''
   } else {
      exb = (offsetBottom) ? 'ExB' + upperalldigit(offsetBottom) : ''
   }

   if(offsetStart && (offsetStart.indexOf("px") >= 0 ||offsetStart.indexOf("%") >= 0)) {
      style += `left:${offsetStart};`
      exl = ''
   } else {
      exl = (offsetStart) ? 'ExL' + upperalldigit(offsetStart) : ''
   }

   if(offsetEnd && (offsetEnd.indexOf("px") >= 0 || offsetEnd.indexOf("%") >= 0)) {
      style += `right:${offsetEnd};`
      exr = ''
   } else {
      exr = (offsetEnd) ? 'ExR' + upperalldigit(offsetEnd) : ''
   }

   if(paddingAll && (paddingAll.indexOf("px") >= 0 || paddingAll.indexOf("%") >= 0)) {
      style += `padding:${paddingAll};`
      ExPadA = ''
   } else {
      ExPadA = (paddingAll) ? 'ExPadA' + upperalldigit(paddingAll) : ''
   }

  if(paddingTop && (paddingTop.indexOf("px") >= 0 ||paddingTop.indexOf("%") >= 0)) {
      style += `padding-top:${paddingTop};`
      ExPadT = ''
   } else {
      ExPadT = (paddingTop) ? 'ExPadT' + upperalldigit(paddingTop) : ''
   }

   if(paddingBottom && (paddingBottom.indexOf("px") >= 0 || paddingBottom.indexOf("%")>=0)) {
      style += `padding-bottom:${paddingBottom};`
      ExPadB = ''
   } else {
      ExPadB = (paddingBottom) ? 'ExPadB' + upperalldigit(paddingBottom) : ''
   }

   if(paddingStart && (paddingStart.indexOf("px") >= 0 || paddingStart.indexOf("%") >= 0)) {
      style += `padding-left:${paddingStart};`
      ExPadL = ''
   } else {
      ExPadL = (paddingStart) ? 'ExPadL' + upperalldigit(paddingStart) : ''
   }

   if(paddingEnd && (paddingEnd.indexOf("px") >= 0 || paddingEnd.indexOf("%") >= 0)) {
      style += `padding-right:${paddingEnd};`
      ExPadR = ''
   } else {
      ExPadR = (paddingEnd) ? 'ExPadR' + upperalldigit(paddingEnd) : ''
   }

   if(background && background.type === 'linearGradient') {
      centerPosition = (background.centerPosition) ? background.centerPosition : '50%'
      if(background.centerColor) {
         style += `background: linear-gradient(${background.angle}, ${background.startColor} 0%, ${background.centerColor} ${centerPosition}, ${background.endColor} 100%);`
      } else {
         style += `background: linear-gradient(${background.angle}, ${background.startColor} 0%, ${background.endColor} 100%);`
      }
   }
   
   return `<div class="MdBx ${layout1} ${layout2} ${fl} ${exabs} ${exmgn} ${spc} ${ExBdr} ${ExBdrRad} ${jfc} ${alg} ${ext} ${exb} ${exl} ${exr} ${ExPadA} ${ExPadT} ${ExPadB} ${ExPadL} ${ExPadR}" style="${style}"><!-- content --></div>`
}

function button_object(json) {
   style2 = ''
   style3 = ''
   
   let {flex, margin, position, height, style, color, gravity, adjustMode, offsetTop, offsetBottom, offsetStart, offsetEnd, action} = json

   fl = ''
   if(flex > 3) {
      style2 += `-webkit-box-flex:${flex};flex-grow:${flex};`
   } else {
      fl = (flex >= 0) ? `fl${flex}` : ''
   }
   exabs = (position === 'absolute') ? 'ExAbs' : ''
   
   if(margin && (margin.indexOf("px") >= 0||margin.indexOf("%") >= 0)) {
      style2 += `margin-top:${margin};`
      exmgn = ''
   } else {
      exmgn = (margin) ? 'ExMgnT' + upperalldigit(margin) : ''
   }

   height = (!height || height === '' || height === 'md') ? '' : 'Ex' + upperalldigit(height)
   grv = (gravity === 'bottom' || gravity === 'center') ? 'grv' + upper1digit(gravity) : '';
  
   ExBtn = 'ExBtnL'
   if(style && style !== '') {
      switch(style) {
         case 'link':
            ExBtn = 'ExBtnL'
            break;
         case 'primary':
            ExBtn = 'ExBtn1'
            break;
         case 'secondary':
            ExBtn = 'ExBtn2'
            break;
         default:
            ExBtn = 'ExBtnL'
            // code block
         }
   }

   if(color) {
      style3 += `background-color:${color} !important;`
   }

   if(offsetTop && (offsetTop.indexOf("px") >= 0 || offsetTop.indexOf("%") >= 0)) {
      style2 += `top:${offsetTop};`
      ext = ''
   } else {
      ext = (offsetTop) ? 'ExT' + upperalldigit(offsetTop) : ''
   }

   if(offsetBottom && (offsetBottom.indexOf("px") >= 0||offsetBottom.indexOf("%") >= 0)) {
      style2 += `bottom:${offsetBottom};`
      exb = ''
   } else {
      exb = (offsetBottom) ? 'ExB' + upperalldigit(offsetBottom) : ''
   }

   if(offsetStart && (offsetStart.indexOf("px") >= 0 || offsetStart.indexOf("%") >= 0)) {
      style2 += `left:${offsetStart};`
      exl = ''
   } else {
      exl = (offsetStart) ? 'ExL' + upperalldigit(offsetStart) : ''
   }

   if(offsetEnd && (offsetEnd.indexOf("px") >= 0 || offsetEnd.indexOf("%") >= 0)) {
      style2 += `right:${offsetEnd};`
      exr = ''
   } else {
      exr = (offsetEnd) ? 'ExR' + upperalldigit(offsetEnd) : ''
   }

   action = (!action) ? {'type':'none'} : action
   if(action.type === 'uri') {
      return `<div class="MdBtn ${ExBtn} ${height} ${fl} ${exabs} ${exmgn} ${grv} ${ext} ${exb} ${exl} ${exr}" style="${style2}" id="8d1efea2-4017-4c89-8931-98a5f4f141f2"><a href="javascript:;" style="${style3}"><div>${action.label}</div></a></div>`
   } else if(action.type === 'message') {
      return `<div class="MdBtn ${ExBtn} ${height} ${fl} ${exabs} ${exmgn} ${grv} ${ext} ${exb} ${exl} ${exr}" style="${style2}" id="8d1efea2-4017-4c89-8931-98a5f4f141f2"><a href="javascript:;" style="${style3}"><div>${action.label}</div></a></div>`
   } else if(action.type === 'postback') {
      return `<div class="MdBtn ${ExBtn} ${height} ${fl} ${exabs} ${exmgn} ${grv} ${ext} ${exb} ${exl} ${exr}" style="${style2}" id="8d1efea2-4017-4c89-8931-98a5f4f141f2"><a href="javascript:;" style="${style3}"><div>${action.label}</div></a></div>`
   } else {
      return `<div class="MdBtn ${ExBtn} ${height} ${fl} ${exabs} ${exmgn} ${grv} ${ext} ${exb} ${exl} ${exr}" style="${style2}" id="8d1efea2-4017-4c89-8931-98a5f4f141f2"><a href="javascript:;" style="${style3}"><div>${action.label}</div></a></div>`
   }
}
function filler_object(json) {
   let style = ''
   let {flex} = json
   fl = ''
   if(flex > 3) {
      style += `-webkit-box-flex:${flex};flex-grow:${flex};`
   } else {
      fl = (flex >= 0) ? `fl${flex}` : ''
   }
   return `<div class="mdBxFiller ${fl}" style="${style}" ></div>`
}
function icon_object(json) {
   let style2 = ''
   let {size, aspectRatio, url, position, margin, offsetTop, offsetBottom, offsetStart, offsetEnd} = json
   let styleimg = `background-image:url('${url}');`
   
   size = (!size || size === '') ? 'md' : size
   if(size.indexOf("px") >= 0 || size.indexOf("%") >= 0) {
      style2 += `font-size:${size};`
      size = ''
   } else {
      size = 'Ex' + upperalldigit(size)
   }
      
   if(!aspectRatio || aspectRatio === '') {
      styleimg += `width:1em;`
   } else {
      ratio = ratio[0]/ratio[1] 
      styleimg += `width:${ratio}em;`
   }
   exabs = (position === 'absolute') ? 'ExAbs' : ''
   
   if(margin && (margin.indexOf("px") >= 0 ||margin.indexOf("%") >= 0)) {
      style2 += `margin-top:${margin};`
      exmgn = ''
   } else {
      exmgn = (margin) ? 'ExMgnT' + upperalldigit(margin) : ''
   }
   
   if(offsetTop && (offsetTop.indexOf("px") >= 0||offsetTop.indexOf("%") >= 0)) {
      style2 += `top:${offsetTop};`
      ext = ''
   } else {
      ext = (offsetTop) ? 'ExT' + upperalldigit(offsetTop) : ''
   }

   if(offsetBottom && (offsetBottom.indexOf("px") >= 0 || offsetBottom.indexOf("%") >= 0)) {
      style2 += `bottom:${offsetBottom};`
      exb = ''
   } else {
      exb = (offsetBottom) ? 'ExB' + upperalldigit(offsetBottom) : ''
   }

   if(offsetStart && (offsetStart.indexOf("px") >= 0||offsetStart.indexOf("%") >= 0)) {
      style2 += `left:${offsetStart};`
      exl = ''
   } else {
      exl = (offsetStart) ? 'ExL' + upperalldigit(offsetStart) : ''
   }

   if(offsetEnd && (offsetEnd.indexOf("px") >= 0 || offsetEnd.indexOf("%") >= 0)) {
      style2 += `right:${offsetEnd};`
      exr = ''
   } else {
      exr = (offsetEnd) ? 'ExR' + upperalldigit(offsetEnd) : ''
   }
   
   return `<div class="MdIco fl0 ${size} ${exabs} ${exmgn} ${ext} ${exb} ${exl} ${exr}" style="${style2}" ><div><span style="${styleimg}"></span></div></div>`
}
function image_object(json) {
   let style = ''
   let style2 = ''
   let {aspectMode, size, aspectRatio, url, position, flex, margin, align, gravity, backgroundColor, offsetTop, offsetBottom, offsetStart, offsetEnd, action} = json
   let styleimg = `background-image:url('${url}');`
   if(backgroundColor) {
      styleimg += `background-color:${backgroundColor} !important;`
   }

   aspectMode = (!aspectMode || aspectMode === '') ? 'fit' : aspectMode
   size = (!size || size === '') ? 'md' : size
   aspectMode = upperalldigit(aspectMode)
   if(size.indexOf("px") >= 0||size.indexOf("%") >= 0) {
      style2 += `width:${size};`
      size = ''
   } else {
      size = 'Ex' + upperalldigit(size)
   }
      
   if(!aspectRatio || aspectRatio === '') {
      ratio = '100'
   } else {
      ratio = aspectRatio.split(':')
      ratio = ratio[1]*100/ratio[0]
   }
   fl = ''
   if(flex > 3) {
      style += `-webkit-box-flex:${flex};flex-grow:${flex};`
   } else {
      fl = (flex >= 0) ? `fl${flex}` : ''
   }
   exabs = (position === 'absolute') ? 'ExAbs' : ''
   
   if(margin && (margin.indexOf("px") >= 0||margin.indexOf("%") >= 0)) {
      style += `margin-top:${margin};`
      exmgn = ''
   } else {
      exmgn = (margin) ? 'ExMgnT' + upperalldigit(margin) : ''
   }
   
   alg = (align === 'start' || align === 'end') ? 'alg' + upper1digit(align) : '';
   grv = (gravity === 'bottom' || gravity === 'center') ? 'grv' + upper1digit(gravity) : '';

   if(offsetTop && (offsetTop.indexOf("px") >= 0||offsetTop.indexOf("%") >= 0)) {
      style += `top:${offsetTop};`
      ext = ''
   } else {
      ext = (offsetTop) ? 'ExT' + upperalldigit(offsetTop) : ''
   }

   if(offsetBottom && (offsetBottom.indexOf("px") >= 0||offsetBottom.indexOf("%") >= 0)) {
      style += `bottom:${offsetBottom};`
      exb = ''
   } else {
      exb = (offsetBottom) ? 'ExB' + upperalldigit(offsetBottom) : ''
   }

   if(offsetStart && (offsetStart.indexOf("px") >= 0 ||offsetStart.indexOf("%") >= 0)) {
      style += `left:${offsetStart};`
      exl = ''
   } else {
      exl = (offsetStart) ? 'ExL' + upperalldigit(offsetStart) : ''
   }

   if(offsetEnd && (offsetEnd.indexOf("px") >= 0||offsetEnd.indexOf("%") >= 0)) {
      style += `right:${offsetEnd};`
      exr = ''
   } else {
      exr = (offsetEnd) ? 'ExR' + upperalldigit(offsetEnd) : ''
   }
   action = (!action) ? {'type':'none'} : action
   if(action.type === 'uri') {
      return `<div class="MdImg Ex${aspectMode} ${fl} ${size} ${exabs} ${exmgn} ${alg} ${grv} ${ext} ${exb} ${exl} ${exr}"  style="${style}">
                  <div style="${style2}">
                     <a href="javascript:;" style="padding-bottom:${ratio}%;">
                        <span style="${styleimg}"></span>
                     </a>
                  </div>
               </div>`
   } else if(action.type === 'message') {
      return `<div class="MdImg Ex${aspectMode} ${fl} ${size} ${exabs} ${exmgn} ${alg} ${grv} ${ext} ${exb} ${exl} ${exr}"  style="${style}">
                  <div style="${style2}">
                     <a href="javascript:;" style="padding-bottom:${ratio}%;">
                        <span style="${styleimg}"></span>
                     </a>
                  </div>
               </div>`
   } else if(action.type === 'postback') {
      return `<div class="MdImg Ex${aspectMode} ${fl} ${size} ${exabs} ${exmgn} ${alg} ${grv} ${ext} ${exb} ${exl} ${exr}"  style="${style}">
                  <div style="${style2}">
                     <a href="javascript:;" style="padding-bottom:${ratio}%;">
                        <span style="${styleimg}"></span>
                     </a>
                  </div>
               </div>`
   } else {
      return `<div class="MdImg Ex${aspectMode} ${fl} ${size} ${exabs} ${exmgn} ${alg} ${grv} ${ext} ${exb} ${exl} ${exr}"  style="${style}">
                  <div style="${style2}">
                     <a href="javascript:;" style="padding-bottom:${ratio}%;">
                        <span style="${styleimg}"></span>
                     </a>
                  </div>
               </div>`
   }

   
}
function separator_object(json) {
   let style = ''
   let {margin, color} = json

   if(margin && (margin.indexOf("px") >= 0||margin.indexOf("%") >= 0)) {
      style += `margin-top:${margin};`
      exmgn = ''
   } else {
      exmgn = (margin) ? 'ExMgnT' + upperalldigit(margin) : ''
   }
   if(color) {
      style += `border-color:${color} !important;`
   }

   return `<div class="fl0 MdSep ${exmgn}" style="${style}" ></div>`
}
function spacer_object(json) {
   let {size} = json
   size = (!size || size === '') ? 'md' : size
   if(size.indexOf("px") >= 0 || size.indexOf("%") >= 0) {
      size = ''
   } else {
      size = 'spc' + upperalldigit(size)
   }
   return `<div class="mdBxSpacer ${size} fl0" ></div>`
}
function span_object(json) {

   let style2 = ''
   let {text, size, color, weight, style, decoration} = json
   
   if(size && size !== '') {
      if(size.indexOf("px") >= 0 || size.indexOf("%") >= 0) {
         style2 += `font-size:${size};`
         size = ''
      } else {
         size = 'Ex' + upperalldigit(size)
      }
   } else {
      size = ''
   }
   
   if(color && color!=='') {
      style2 += `color:${color};`
   }
   ExWB = (weight === 'bold') ? 'ExWB' : ''
   ExFntSty = (style === 'normal') ? 'ExFntStyNml' : (style === 'italic') ? 'ExFntStyIt' : ''
   ExTxtDec = (decoration === 'line-through') ? 'ExTxtDecLt' : (decoration === 'underline') ? 'ExTxtDecUl' : (decoration === 'none') ? 'ExTxtDecNone' : ''
  
   return `<span class="MdSpn ${ExWB} ${size} ${ExFntSty} ${ExTxtDec}" style="${style2}" >${text}</span>`
}
function carousel_struc() {
   return `<div class="LySlider"><div class="lyInner"><!-- inner --></div></div><br>`
}

function bubble_struc(json) {
   let {size, direction, action} = json
   size = (!size || size === '') ? 'medium' : size
   direction = (!direction || direction == '') ? 'ltr' : direction
   size = upper2digit(size)

   return `<div class="lyItem Ly${size}"><div class="T1 fx${direction.toUpperCase()}" dir="${direction}"><!-- hero --><!-- header --><!-- body --><!-- footer --></div></div>`
}
function hero_struc(json) {
   let {styles} = json
   let backgroundColor = ''
   if(styles) {
      let { hero } = styles
      backgroundColor = (hero && hero.backgroundColor) ? `background-color:${hero.backgroundColor}` : ''
   }
   return `<div class="t1Hero" style="${backgroundColor}"><!-- inner --></div>`
}
function header_struc(json) {
   let {styles} = json
   let backgroundColor = ''
   if(styles) {
      let { header } = styles
      backgroundColor = (header && header.backgroundColor) ? `background-color:${header.backgroundColor}` : ''
   }
   return `<div class="t1Header" style="${backgroundColor}"><!-- inner --></div>`
}
function body_struc(json) {
   let {footer, styles} = json
   let backgroundColor = ''
   if(styles) {
      let { body } = styles
      backgroundColor = (body && body.backgroundColor) ? `background-color:${body.backgroundColor}` : ''
   }
   let ExHasFooter = (footer) ? 'ExHasFooter' : ''
   return `<div class="t1Body ${ExHasFooter}" style="${backgroundColor}"><!-- inner --></div>`
}
function footer_struc(json) {
   let {styles} = json
   let backgroundColor = ''
   if(styles) {
      let { footer } = styles
      backgroundColor = (footer && footer.backgroundColor) ? `background-color:${footer.backgroundColor}` : ''
   }
   return `<div class="t1Footer" style="${backgroundColor}"><!-- inner --></div>`
}
function text_object(json) {
   
   let style2 = ''
   let {flex, margin, size, position, align, gravity, text, color, weight, style, decoration, wrap, maxLines, adjustMode, offsetTop, offsetBottom, offsetStart, offsetEnd} = json
   
   fl = ''
   if(flex > 3) {
      style2 += `-webkit-box-flex:${flex};flex-grow:${flex};`
   } else {
      fl = (flex >= 0) ? `fl${flex}` : ''
   }
   exabs = (position === 'absolute') ? 'ExAbs' : ''
   
   if(margin && (margin.indexOf("px") >= 0 || margin.indexOf("%") >= 0)) {
      style2 += `margin-top:${margin};`
      exmgn = ''
   } else {
      exmgn = (margin) ? 'ExMgnL' + upperalldigit(margin) : ''
   }
   
   alg = (align === 'start' || align === 'end' || align === 'center') ? 'ExAlg' + upper1digit(align) : '';
   grv = (gravity === 'bottom' || gravity === 'center') ? 'grv' + upper1digit(gravity) : '';
   size = (!size || size === '') ? 'md' : size
   if(size.indexOf("px") >= 0 || size.indexOf("%") >= 0) {
      style2 += `font-size:${size};`
      size = ''
   } else {
      size = 'Ex' + upperalldigit(size)
   }

   if(color && color!=='') {
      style2 += `color:${color};`
   }
   ExWB = (weight === 'bold') ? 'ExWB' : ''
   ExFntSty = (style === 'normal') ? 'ExFntStyNml' : (style === 'italic') ? 'ExFntStyIt' : ''
   ExTxtDec = (decoration === 'line-through') ? 'ExTxtDecLt' : (decoration === 'underline') ? 'ExTxtDecUl' : (decoration === 'none') ? 'ExTxtDecNone' : ''
   ExWrap = (wrap === true) ? 'ExWrap' : ''
   if(offsetTop && (offsetTop.indexOf("px") >= 0 || offsetTop.indexOf("%") >= 0)) {
      style2 += `top:${offsetTop};`
      ext = ''
   } else {
      ext = (offsetTop) ? 'ExT' + upperalldigit(offsetTop) : ''
   }

   if(offsetBottom && (offsetBottom.indexOf("px") >= 0||offsetBottom.indexOf("%") >= 0)) {
      style2 += `bottom:${offsetBottom};`
      exb = ''
   } else {
      exb = (offsetBottom) ? 'ExB' + upperalldigit(offsetBottom) : ''
   }

   if(offsetStart && offsetStart.indexOf("px") >= 0) {
      style2 += `left:${offsetStart};`
      exl = ''
   } else {
      exl = (offsetStart) ? 'ExL' + upperalldigit(offsetStart) : ''
   }

   if(offsetEnd && (offsetEnd.indexOf("px") >= 0 || offsetEnd.indexOf("%") >= 0)) {
      style2 += `right:${offsetEnd};`
      exr = ''
   } else {
      exr = (offsetEnd) ? 'ExR' + upperalldigit(offsetEnd) : ''
   }
   text = (!text) ? '' : text 
   return `<div class="MdTxt ${fl} ${exabs} ${exmgn} ${alg} ${grv} ${size} ${ExWB} ${ExFntSty} ${ExTxtDec} ${ExWrap} ${ext} ${exb} ${exl} ${exr}" style="${style2}"><p>${text}<!-- content --></p></div>`
}
function upper1digit(str) {
   return str.charAt(0).toUpperCase()
}
function upper2digit(str) {
   return str.charAt(0).toUpperCase() + str.substring(1, 2)
}
function upperalldigit(str) {
   return str.charAt(0).toUpperCase() + str.slice(1)
}
