done new logic

index.js

@@ -1,31 +1,148 @@
 exports.printVersion = () => {
-  console.log('Staples v0.0.1')
+  const pjson = require('./package.json')
+  console.log(`Staples ${pjson.version}`)
 }
 
 exports.compile = (template, input) => {
   let index = 0
 
+  const getValue = (tagContent) => {
+    console.log('input', tagContent)
+    let tagContentSplit = tagContent.split('.')
+    let varLevel = null
+    tagContentSplit.forEach( (level) => {
+      const isIndex = Number.isInteger(parseInt(level))
+      if(!varLevel) varLevel = input
+      varLevel = isIndex ? varLevel[parseInt(level)] : varLevel[level]
+    })
+    return typeof varLevel === 'string' ? varLevel.trim() : varLevel
+  }
+
+  // Find all tags ####################################################
+  let tags = []
   while(index < template.length) {
-    const nextOpen = template.indexOf('{{', index + 1)
+    const nextOpen = template.indexOf('{{', index+1)
+    let tagType = null
+    if(template.substring(nextOpen,nextOpen+3) == '{{{') { tagType = 'HTML'
+    } else if(template.substring(nextOpen,nextOpen+5) == '{{#if') { tagType = 'IF'
+    } else if(template.substring(nextOpen,nextOpen+9) == '{{#unless') { tagType = 'UNLESS'
+    //} else if(template.substring(nextOpen,nextOpen+5) == '{{/if') { tagType = 'CLOSE-IF'
+    //} else if(template.substring(nextOpen,nextOpen+9) == '{{/unless') { tagType = 'CLOSE-UNLESS'
+    } else { tagType = 'DEFAULT' }
+
     if(nextOpen == index || nextOpen == -1) {
       index = template.length
     } else {
       index = nextOpen
-      const nextClose = template.indexOf('}}', index + 1)
+      let nextClose = index
+
+      switch(tagType) {
+        case 'DEFAULT':
+          nextClose = template.indexOf('}}', index+2)
+          index = nextClose+2
+          break
+        case 'HTML':
+          nextClose = template.indexOf('}}}', index+3)
+          index = nextClose+3
+          break
+        case 'IF':
+          nextClose = template.indexOf('{{/if}}', index+7)
+          index = nextClose+7
+          break
+        case 'UNLESS':
+          nextClose = template.indexOf('{{/unless}}', index+11)
+          index = nextClose+11
+          break
+      }
+
       if(nextClose == index || nextClose == -1) {
         index = template.length
       } else {
-        index = nextOpen+2
-        const tagContent = template.substring(nextOpen+2, nextClose)
-        const tagContentSplit = tagContent.split('.')
-        let varLevel = input
+        tags.push({
+          tag: template.substring(nextOpen, index),
+          type: tagType
+        })
+      }
+    }
+  }
+
+  // Replace tags ####################################################
+  tags.forEach( (tag, i) => {
+    switch(tag.type) {
+      case 'DEFAULT':
+        template = template.replace(tag.tag, getValue(tag.tag.substring(2, tag.tag.length-2)))
+        break
+      case 'HTML':
+        template = template.replace(tag.tag, getValue(tag.tag.substring(3, tag.tag.length-3)))
+        break
+    }
+  })
+
+  return template
+}
+
+
+/*
+exports.compile = (template, input) => {
+  let index = 0
+
+  const getValue = (tagContent) => {
+  console.log('input', tagContent)
+    let tagContentSplit = tagContent.split('.')
+    let varLevel = null
     tagContentSplit.forEach( (level) => {
       const isIndex = Number.isInteger(parseInt(level))
+      if(!varLevel) varLevel = input
       varLevel = isIndex ? varLevel[parseInt(level)] : varLevel[level]
     })
-        template = template.replace(tagContent, varLevel)
+    return typeof varLevel === 'string' ? varLevel.trim() : varLevel
   }
+
+  while(index < template.length) {
+    const nextOpen = template.indexOf('{{', index+1)
+
+    if(nextOpen == index || nextOpen == -1) {
+      index = template.length
+    } else {
+      index = nextOpen
+      const nextClose = template.indexOf('}}', index+1)
+      if(nextClose == index || nextClose == -1) {
+        index = template.length
+      } else {
+        index = nextOpen+2
+        let tagContent = template.substring(nextOpen+2, nextClose)
+
+        if(tagContent.substring(0,1) == '#') {
+          const isIf = tagContent.substring(0,3) == '#if'
+          const isUnless = tagContent.substring(0,7) == '#unless'
+
+          console.log('tagContent.substring(0,3)',tagContent.substring(0,3),index)
+          if(isIf) {
+            const conditionStart = template.indexOf('}}', index+1)
+            const conditionStop = template.indexOf('{{/if}}', conditionStart+1)
+            const conditionContent = template.substring(conditionStart+2, conditionStop)
+            const conditionFull = template.substring(index-2, conditionStop+7)
+            const value = getValue(tagContent.substring(4)) ? conditionContent : ''
+            template = template.replace(conditionFull, value)
+            console.log('conditionFull',conditionFull, `-${value}-`, `-${tagContent.substring(4)}-`, conditionContent)
+            index += value.length
+          } else if(isUnless) {
+            const conditionStart = template.indexOf('}}', index+1)
+            const conditionStop = template.indexOf('{{/unless}}', conditionStart+1)
+            const conditionContent = template.substring(conditionStart+2, conditionStop)
+            const conditionFull = template.substring(index-2, conditionStop+11)
+            const value = !getValue(tagContent.substring(8)) ? conditionContent : ''
+            template = template.replace(conditionFull, value)
+            index += value.length
           }
+          console.log('index', index)
+        } else {
+          const value = getValue(tagContent)
+          template = template.replace(`{{${tagContent}}}`, value)
+          //index += value.length+1
         }
-  console.log(template)
-}
+      }
+    }
+  }
+  return template
+}*/