From 9415624b93bfd9256431f9c1df391f85a14e00a1 Mon Sep 17 00:00:00 2001
From: Zef Hemel <zef@zef.me>
Date: Mon, 5 Sep 2022 13:36:04 +0200
Subject: [PATCH] CRUD syscalls for attachments

---
 packages/plugos-silverbullet-syscall/space.ts | 33 ++++++++++++++++---
 packages/server/syscalls/space.ts             | 27 ++++++++++++++-
 packages/web/syscalls/space.ts                | 27 ++++++++++++++-
 3 files changed, 80 insertions(+), 7 deletions(-)

diff --git a/packages/plugos-silverbullet-syscall/space.ts b/packages/plugos-silverbullet-syscall/space.ts
index 16d0a68..e67ae7f 100644
--- a/packages/plugos-silverbullet-syscall/space.ts
+++ b/packages/plugos-silverbullet-syscall/space.ts
@@ -1,13 +1,11 @@
 import { syscall } from "./syscall";
-import { PageMeta } from "../common/types";
+import { AttachmentMeta, PageMeta } from "../common/types";
 
 export async function listPages(unfiltered = false): Promise<PageMeta[]> {
   return syscall("space.listPages", unfiltered);
 }
 
-export async function getPageMeta(
-  name: string
-): Promise<{ text: string; meta: PageMeta }> {
+export async function getPageMeta(name: string): Promise<PageMeta> {
   return syscall("space.getPageMeta", name);
 }
 
@@ -21,6 +19,31 @@ export async function writePage(name: string, text: string): Promise<PageMeta> {
   return syscall("space.writePage", name, text);
 }
 
-export async function deletePage(name: string): Promise<PageMeta> {
+export async function deletePage(name: string): Promise<void> {
   return syscall("space.deletePage", name);
 }
+
+export async function listAttachments(): Promise<PageMeta[]> {
+  return syscall("space.listAttachments");
+}
+
+export async function getAttachmentMeta(name: string): Promise<AttachmentMeta> {
+  return syscall("space.getAttachmentMeta", name);
+}
+
+export async function readAttachment(
+  name: string
+): Promise<{ buffer: ArrayBuffer; meta: AttachmentMeta }> {
+  return syscall("space.readAttachment", name);
+}
+
+export async function writeAttachment(
+  name: string,
+  buffer: ArrayBuffer
+): Promise<AttachmentMeta> {
+  return syscall("space.writeAttachment", name, buffer);
+}
+
+export async function deleteAttachment(name: string): Promise<void> {
+  return syscall("space.deleteAttachment", name);
+}
diff --git a/packages/server/syscalls/space.ts b/packages/server/syscalls/space.ts
index 2ad1178..e47caa4 100644
--- a/packages/server/syscalls/space.ts
+++ b/packages/server/syscalls/space.ts
@@ -1,4 +1,4 @@
-import { PageMeta } from "@silverbulletmd/common/types";
+import { AttachmentMeta, PageMeta } from "@silverbulletmd/common/types";
 import { SysCallMapping } from "@plugos/plugos/system";
 import { Space } from "@silverbulletmd/common/spaces/space";
 
@@ -26,5 +26,30 @@ export default (space: Space): SysCallMapping => {
     "space.deletePage": async (ctx, name: string) => {
       return space.deletePage(name);
     },
+    "space.listAttachments": async (ctx): Promise<AttachmentMeta[]> => {
+      return [...(await space.fetchAttachmentList()).attachments];
+    },
+    "space.readAttachment": async (
+      ctx,
+      name: string
+    ): Promise<{ buffer: ArrayBuffer; meta: AttachmentMeta }> => {
+      return await space.readAttachment(name);
+    },
+    "space.getAttachmentMeta": async (
+      ctx,
+      name: string
+    ): Promise<AttachmentMeta> => {
+      return await space.getAttachmentMeta(name);
+    },
+    "space.writeAttachment": async (
+      ctx,
+      name: string,
+      buffer: ArrayBuffer
+    ): Promise<AttachmentMeta> => {
+      return await space.writeAttachment(name, buffer);
+    },
+    "space.deleteAttachment": async (ctx, name: string) => {
+      await space.deleteAttachment(name);
+    },
   };
 };
diff --git a/packages/web/syscalls/space.ts b/packages/web/syscalls/space.ts
index dc45856..299b62c 100644
--- a/packages/web/syscalls/space.ts
+++ b/packages/web/syscalls/space.ts
@@ -1,6 +1,6 @@
 import { Editor } from "../editor";
 import { SysCallMapping } from "@plugos/plugos/system";
-import { PageMeta } from "@silverbulletmd/common/types";
+import { AttachmentMeta, PageMeta } from "@silverbulletmd/common/types";
 
 export function spaceSyscalls(editor: Editor): SysCallMapping {
   return {
@@ -33,5 +33,30 @@ export function spaceSyscalls(editor: Editor): SysCallMapping {
       console.log("Deleting page");
       await editor.space.deletePage(name);
     },
+    "space.listAttachments": async (ctx): Promise<AttachmentMeta[]> => {
+      return [...(await editor.space.fetchAttachmentList()).attachments];
+    },
+    "space.readAttachment": async (
+      ctx,
+      name: string
+    ): Promise<{ buffer: ArrayBuffer; meta: AttachmentMeta }> => {
+      return await editor.space.readAttachment(name);
+    },
+    "space.getAttachmentMeta": async (
+      ctx,
+      name: string
+    ): Promise<AttachmentMeta> => {
+      return await editor.space.getAttachmentMeta(name);
+    },
+    "space.writeAttachment": async (
+      ctx,
+      name: string,
+      buffer: ArrayBuffer
+    ): Promise<AttachmentMeta> => {
+      return await editor.space.writeAttachment(name, buffer);
+    },
+    "space.deleteAttachment": async (ctx, name: string) => {
+      await editor.space.deleteAttachment(name);
+    },
   };
 }