Import/export works!

src/components/settings_modal/tabs/style_tab/style_tab.js

@@ -21,14 +21,14 @@ import {
   getScopedVersion
 } from 'src/services/theme_data/css_utils.js'
 import { serializeShadow, serialize } from 'src/services/theme_data/iss_serializer.js'
-import { parseShadow /* , deserialize */ } from 'src/services/theme_data/iss_deserializer.js'
+import { parseShadow, deserialize } from 'src/services/theme_data/iss_deserializer.js'
 import {
   // rgb2hex,
   hex2rgb,
   getContrastRatio
 } from 'src/services/color_convert/color_convert.js'
 import {
-  // newImporter,
+  newImporter,
   newExporter
 } from 'src/services/export_import/export_import.js'
 
@@ -195,14 +195,8 @@ export default {
     // The native structure of separate rules and the child -> parent
     // relation isn't very convenient for editor, we replace the array
     // and child -> parent structure with map and parent -> child structure
-    const editorFriendlyFallbackStructure = computed(() => {
-      const root = {}
-
-      componentKeys.forEach((componentKey) => {
-        const componentValue = componentsMap.get(componentKey)
-        const { defaultRules } = componentValue
-        defaultRules.forEach((rule) => {
-          const { parent: rParent } = rule
+    const rulesToEditorFriendly = (rules, root = {}) => rules.reduce((acc, rule) => {
+      const { parent: rParent, component: rComponent } = rule
       const parent = rParent ?? rule
       const hasChildren = !!rParent
       const child = hasChildren ? rule : null
@@ -213,16 +207,16 @@ export default {
         state: pState = [] // no relation to Intel CPUs whatsoever
       } = parent
 
-          const pPath = `${hasChildren ? pComponent : componentValue.name}.${pVariant}.${normalizeStates(pState)}`
+      const pPath = `${hasChildren ? pComponent : rComponent}.${pVariant}.${normalizeStates(pState)}`
 
-          let output = get(root, pPath)
+      let output = get(acc, pPath)
       if (!output) {
-            set(root, pPath, {})
-            output = get(root, pPath)
+        set(acc, pPath, {})
+        output = get(acc, pPath)
       }
 
       if (hasChildren) {
-            output._children = output._children ?? {}
+        acc._children = acc._children ?? {}
         const {
           component: cComponent,
           variant: cVariant = 'normal',
@@ -235,7 +229,19 @@ export default {
       } else {
         output.directives = parent.directives
       }
-        })
+      return acc
+    }, root)
+
+    const editorFriendlyFallbackStructure = computed(() => {
+      const root = {}
+
+      componentKeys.forEach((componentKey) => {
+        const componentValue = componentsMap.get(componentKey)
+        const { defaultRules, name } = componentValue
+        rulesToEditorFriendly(
+          defaultRules.map((rule) => ({ ...rule, component: name })),
+          root
+        )
       })
 
       return root
@@ -642,6 +648,32 @@ export default {
       extension: 'piss',
       getExportedObject: () => exportStyleData.value
     })
+
+    const styleImporter = newImporter({
+      accept: '.piss',
+      parser: (string) => deserialize(string),
+      onImport (parsed, filename) {
+        const editorComponents = parsed.filter(x => x.component.startsWith('@'))
+        const rules = parsed.filter(x => !x.component.startsWith('@'))
+        const metaIn = editorComponents.find(x => x.component === '@meta').directives
+        const palettesIn = editorComponents.filter(x => x.component === '@palette').directives
+
+        name.value = metaIn.name
+        license.value = metaIn.license
+        author.value = metaIn.author
+        website.value = metaIn.website
+
+        Object.keys(allEditedRules).forEach((k) => delete allEditedRules[k])
+
+        rules.forEach(rule => {
+          rulesToEditorFriendly(
+            [rule],
+            allEditedRules
+          )
+        })
+      }
+    })
+
     const exportStyleData = computed(() => {
       return [
         metaOut.value,
@@ -649,10 +681,15 @@ export default {
         serialize(editorFriendlyToOriginal.value)
       ].join('\n\n')
     })
+
     const exportStyle = () => {
       styleExporter.exportData()
     }
 
+    const importStyle = () => {
+      styleImporter.importData()
+    }
+
     return {
       // ## Meta
       name,
@@ -727,7 +764,8 @@ export default {
       getNewDirective,
 
       // ## Export and Import
-      exportStyle
+      exportStyle,
+      importStyle
     }
   }
 }

src/services/export_import/export_import.js

@@ -28,6 +28,7 @@ export const newExporter = ({
 
 export const newImporter = ({
   accept = '.json',
+  parser = (string) => JSON.parse(string),
   onImport,
   onImportFailure,
   validator = () => true
@@ -44,7 +45,7 @@ export const newImporter = ({
         const reader = new FileReader()
         reader.onload = ({ target }) => {
           try {
-            const parsed = JSON.parse(target.result)
+            const parsed = parser(target.result)
             const validationResult = validator(parsed, filename)
             if (validationResult === true) {
               onImport(parsed, filename)