From 681a957611fa02f337679ecfcb199f58ce5fdbc5 Mon Sep 17 00:00:00 2001
From: Andrew Bastin <andrewbastin.k@gmail.com>
Date: Wed, 22 Dec 2021 17:36:49 +0530
Subject: [PATCH] refactor: import/export new architecture

---
 .../helpers/import-export/export/hopp.ts      | 10 +++++
 .../helpers/import-export/export/index.ts     | 19 +++++++++
 .../helpers/import-export/import/hopp.ts      | 20 ++++++++++
 .../helpers/import-export/import/index.ts     | 39 +++++++++++++++++++
 4 files changed, 88 insertions(+)
 create mode 100644 packages/hoppscotch-app/helpers/import-export/export/hopp.ts
 create mode 100644 packages/hoppscotch-app/helpers/import-export/export/index.ts
 create mode 100644 packages/hoppscotch-app/helpers/import-export/import/hopp.ts
 create mode 100644 packages/hoppscotch-app/helpers/import-export/import/index.ts

diff --git a/packages/hoppscotch-app/helpers/import-export/export/hopp.ts b/packages/hoppscotch-app/helpers/import-export/export/hopp.ts
new file mode 100644
index 000000000..900079412
--- /dev/null
+++ b/packages/hoppscotch-app/helpers/import-export/export/hopp.ts
@@ -0,0 +1,10 @@
+import { HoppRESTRequest } from "@hoppscotch/data"
+import { pipe } from "fp-ts/function"
+import * as TE from "fp-ts/TaskEither"
+import { HoppExporter } from "."
+import { Collection } from "~/newstore/collections"
+
+const exporter: HoppExporter<Collection<HoppRESTRequest>> = (content) =>
+  pipe(content, JSON.stringify, TE.right)
+
+export default exporter
diff --git a/packages/hoppscotch-app/helpers/import-export/export/index.ts b/packages/hoppscotch-app/helpers/import-export/export/index.ts
new file mode 100644
index 000000000..058fa57b4
--- /dev/null
+++ b/packages/hoppscotch-app/helpers/import-export/export/index.ts
@@ -0,0 +1,19 @@
+import * as TE from "fp-ts/TaskEither"
+import { HoppRESTRequest } from "@hoppscotch/data"
+import { Collection } from "~/newstore/collections"
+
+export type HoppExporter<T> = (content: T) => TE.TaskEither<string, string>
+
+export type HoppExporterDefintion<T> = {
+  name: string
+  exporter: () => Promise<HoppExporter<T>>
+}
+
+export const RESTCollectionExporters: HoppExporterDefintion<
+  Collection<HoppRESTRequest>
+>[] = [
+  {
+    name: "Hoppscotch REST Collection JSON",
+    exporter: () => import("./hopp").then((m) => m.default),
+  },
+]
diff --git a/packages/hoppscotch-app/helpers/import-export/import/hopp.ts b/packages/hoppscotch-app/helpers/import-export/import/hopp.ts
new file mode 100644
index 000000000..bd7877c06
--- /dev/null
+++ b/packages/hoppscotch-app/helpers/import-export/import/hopp.ts
@@ -0,0 +1,20 @@
+import { HoppRESTRequest } from "@hoppscotch/data"
+import { pipe } from "fp-ts/function"
+import * as TE from "fp-ts/TaskEither"
+import * as E from "fp-ts/Either"
+import { HoppImporter, IMPORTER_INVALID_FILE_FORMAT } from "."
+import {
+  Collection,
+  translateToNewRESTCollection,
+} from "~/newstore/collections"
+
+const importer: HoppImporter<Collection<HoppRESTRequest>> = (content) =>
+  pipe(
+    E.tryCatch(
+      () => translateToNewRESTCollection(content),
+      () => IMPORTER_INVALID_FILE_FORMAT
+    ),
+    TE.fromEither
+  )
+
+export default importer
diff --git a/packages/hoppscotch-app/helpers/import-export/import/index.ts b/packages/hoppscotch-app/helpers/import-export/import/index.ts
new file mode 100644
index 000000000..090c23f03
--- /dev/null
+++ b/packages/hoppscotch-app/helpers/import-export/import/index.ts
@@ -0,0 +1,39 @@
+import * as TE from "fp-ts/TaskEither"
+import { HoppRESTRequest } from "@hoppscotch/data"
+import { Collection } from "~/newstore/collections"
+
+/**
+ * The error state to be used when the file formats do not match
+ */
+export const IMPORTER_INVALID_FILE_FORMAT =
+  "importer_invalid_file_format" as const
+
+export type HoppImporterError = typeof IMPORTER_INVALID_FILE_FORMAT
+
+export type HoppImporter<T> = (
+  content: string
+) => TE.TaskEither<HoppImporterError, T>
+
+/**
+ * Definition for importers
+ */
+export type HoppImporterDefintion<T> = {
+  /**
+   * Name of the importer, shown on the Select Importer dropdown
+   */
+  name: string
+
+  /**
+   * The importer function, It is a Promise because its supposed to be loaded in lazily (dynamic imports ?)
+   */
+  importer: () => Promise<HoppImporter<T>>
+}
+
+export const RESTCollectionImporters: HoppImporterDefintion<
+  Collection<HoppRESTRequest>
+>[] = [
+  {
+    name: "Hoppscotch REST Collection",
+    importer: () => import("./hopp").then((m) => m.default),
+  },
+]