🚸 Automatically create variables when pasting groups to a new typebot

Closes #1587

packages/variables/extractVariablesFromObject.ts

@@ -0,0 +1,29 @@
+import { Variable } from './types'
+
+const variableNameRegex = /\{\{([^{}]+)\}\}/g
+
+export const extractVariableIdReferencesInObject = (
+  obj: any,
+  existingVariables: Variable[]
+): string[] =>
+  [...(JSON.stringify(obj).match(variableNameRegex) ?? [])].reduce<string[]>(
+    (acc, match) => {
+      const varName = match.slice(2, -2)
+      const id = existingVariables.find((v) => v.name === varName)?.id
+      if (!id || acc.find((accId) => accId === id)) return acc
+      return acc.concat(id)
+    },
+    []
+  )
+
+const variableIdRegex = /"\w*variableid":"([^"]+)"/gi
+
+export const extractVariableIdsFromObject = (obj: any): string[] =>
+  [...(JSON.stringify(obj).match(variableIdRegex) ?? [])].reduce<string[]>(
+    (acc, match) => {
+      const id = variableIdRegex.exec(match)?.[1]
+      if (!id || acc.find((accId) => accId === id)) return acc
+      return acc.concat(id)
+    },
+    []
+  )