fix(medusa): Export/import fixes including export fields that contains new line char (#2150)

packages/medusa/src/utils/__tests__/csv-cell-content-formatter.spec.ts

@@ -0,0 +1,43 @@
+import { csvCellContentFormatter } from "../csv-cell-content-formatter"
+
+type Case = {
+  str: string
+  expected: string
+}
+
+const cases: [string, Case][] = [
+  [
+    "should return the exact input when there is no new line char",
+    {
+      str: "Hello, my name is Adrien and I like writing single line content.",
+      expected:
+        "Hello, my name is Adrien and I like writing single line content.",
+    },
+  ],
+  [
+    "should return a formatted string escaping new line when there is new line chars",
+    {
+      str: `Hello,
+my name is Adrien and
+I like writing multiline content
+in a template string`,
+      expected:
+        '"Hello,\nmy name is Adrien and\nI like writing multiline content\nin a template string"',
+    },
+  ],
+  [
+    "should return a formatted string escaping new line when there is new line chars and escape the double quote when there is double quotes",
+    {
+      str: 'Hello,\nmy name is "Adrien" and\nI like writing multiline content\nin a string',
+      expected:
+        '"Hello,\nmy name is ""Adrien"" and\nI like writing multiline content\nin a string"',
+    },
+  ],
+]
+
+describe("csvCellContentFormatter", function () {
+  it.each(cases)("%s", (title: string, { str, expected }: Case) => {
+    const formattedStr = csvCellContentFormatter(str)
+    expect(formattedStr).toBe(expected)
+  })
+})

packages/medusa/src/utils/csv-cell-content-formatter.ts

@@ -0,0 +1,20 @@
+export function csvCellContentFormatter(str: string): string {
+  const newLineRegexp = new RegExp(/\n/g)
+  const doubleQuoteRegexp = new RegExp(/"/g)
+
+  const hasNewLineChar = !!str.match(newLineRegexp)
+  if (!hasNewLineChar) {
+    return str
+  }
+
+  const formatterStr = str.replace(doubleQuoteRegexp, '""')
+
+  return `"${formatterStr}"`
+}
+
+export function csvRevertCellContentFormatter(str: string): string {
+  if (str.startsWith('"')) {
+    str = str.substring(1, str.length - 1)
+  }
+  return str
+}

packages/medusa/src/utils/index.ts

@@ -5,3 +5,4 @@ export * from "./generate-entity-id"
 export * from "./remove-undefined-properties"
 export * from "./is-defined"
 export * from "./calculate-price-tax-amount"
+export * from "./csv-cell-content-formatter"