Extracted syscall packages

common/types.ts

@@ -1,5 +1,6 @@
 export type PageMeta = {
   name: string;
   lastModified: number;
-  version?: number;
+  lastOpened?: number;
+  created?: boolean;
 };

plugos-silverbullet-syscall/editor.ts

@@ -0,0 +1,93 @@
+import { syscall } from "./syscall";
+
+export function getCurrentPage(): Promise<string> {
+  return syscall("editor.getCurrentPage");
+}
+
+export function getText(): Promise<string> {
+  return syscall("editor.getText");
+}
+
+export function getCursor(): Promise<number> {
+  return syscall("editor.getCursor");
+}
+
+export function save(): Promise<void> {
+  return syscall("editor.save");
+}
+
+export function navigate(name: string, pos?: number): Promise<void> {
+  return syscall("editor.navigate", name, pos);
+}
+
+export function reloadPage(): Promise<void> {
+  return syscall("editor.reloadPage");
+}
+
+export function openUrl(url: string): Promise<void> {
+  return syscall("editor.openUrl", url);
+}
+
+export function flashNotification(message: string): Promise<void> {
+  return syscall("editor.flashNotification", message);
+}
+
+export function showRhs(html: string): Promise<void> {
+  return syscall("editor.showRhs", html);
+}
+
+export function insertAtPos(text: string, pos: number): Promise<void> {
+  return syscall("editor.insertAtPos", text, pos);
+}
+
+export function replaceRange(
+  from: number,
+  to: number,
+  text: string
+): Promise<void> {
+  return syscall("editor.replaceRange", from, to, text);
+}
+
+export function moveCursor(pos: number): Promise<void> {
+  return syscall("editor.moveCursor", pos);
+}
+
+export function insertAtCursor(text: string): Promise<void> {
+  return syscall("editor.insertAtCursor", text);
+}
+
+export type SyntaxNode = {
+  name: string;
+  text: string;
+  from: number;
+  to: number;
+};
+
+export function getSyntaxNodeUnderCursor(): Promise<SyntaxNode> {
+  return syscall("editor.getSyntaxNodeUnderCursor");
+}
+
+export function getLineUnderCursor(): Promise<string> {
+  return syscall("editor.getLineUnderCursor");
+}
+
+export function matchBefore(
+  re: string
+): Promise<{ from: number; to: number; text: string } | null> {
+  return syscall("editor.matchBefore", re);
+}
+
+export function getSyntaxNodeAtPos(pos: number): Promise<SyntaxNode> {
+  return syscall("editor.getSyntaxNodeAtPos", pos);
+}
+
+export function dispatch(change: any): Promise<void> {
+  return syscall("editor.dispatch", change);
+}
+
+export function prompt(
+  message: string,
+  defaultValue = ""
+): Promise<string | undefined> {
+  return syscall("editor.prompt", message, defaultValue);
+}

plugos-silverbullet-syscall/index.ts

@@ -0,0 +1,54 @@
+import { syscall } from "./syscall";
+
+export type KV = {
+  key: string;
+  value: any;
+};
+
+export async function set(
+  page: string,
+  key: string,
+  value: any
+): Promise<void> {
+  return syscall("index.set", page, key, value);
+}
+
+export async function batchSet(page: string, kvs: KV[]): Promise<void> {
+  return syscall("index.batchSet", page, kvs);
+}
+
+export async function get(page: string, key: string): Promise<any> {
+  return syscall("index.get", page, key);
+}
+
+export async function del(page: string, key: string): Promise<void> {
+  return syscall("index.delete", page, key);
+}
+
+export async function scanPrefixForPage(
+  page: string,
+  prefix: string
+): Promise<{ key: string; page: string; value: any }[]> {
+  return syscall("index.scanPrefixForPage", page, prefix);
+}
+
+export async function scanPrefixGlobal(
+  prefix: string
+): Promise<{ key: string; page: string; value: any }[]> {
+  return syscall("index.scanPrefixGlobal", prefix);
+}
+
+export async function clearPageIndexForPage(page: string): Promise<void> {
+  return syscall("index.clearPageIndexForPage", page);
+}
+
+export async function deletePrefixForPage(
+  page: string,
+  prefix: string
+): Promise<void> {
+  return syscall("index.deletePrefixForPage", page, prefix);
+}
+
+export async function clearPageIndex(): Promise<void> {
+  return syscall("index.clearPageIndex");
+}

plugos-silverbullet-syscall/package.json

@@ -0,0 +1,4 @@
+{
+  "name": "plugos-silverbullet-syscall",
+  "version": "1.0.0"
+}

plugos-silverbullet-syscall/space.ts

@@ -0,0 +1,20 @@
+import { syscall } from "./syscall";
+import { PageMeta } from "../common/types";
+
+export async function listPages(): Promise<PageMeta[]> {
+  return syscall("space.listPages");
+}
+
+export async function readPage(
+  name: string
+): Promise<{ text: string; meta: PageMeta }> {
+  return syscall("space.readPage", name);
+}
+
+export async function writePage(name: string, text: string): Promise<PageMeta> {
+  return syscall("space.writePage", name, text);
+}
+
+export async function deletePage(name: string): Promise<PageMeta> {
+  return syscall("space.deletePage", name);
+}

plugos-silverbullet-syscall/system.ts

@@ -0,0 +1,8 @@
+import { syscall } from "./syscall";
+
+export async function invokeFunctionOnServer(
+  name: string,
+  ...args: any[]
+): Promise<any> {
+  return syscall("system.invokeFunctionOnServer", name, ...args);
+}

plugos-syscall/event.ts

@@ -0,0 +1,5 @@
+import { syscall } from "./syscall";
+
+export async function dispatch(eventName: string, data: any): Promise<void> {
+  return syscall("event.dispatch", eventName, data);
+}

plugos-syscall/fetch.ts

@@ -0,0 +1,12 @@
+import { syscall } from "./syscall";
+
+export async function json(url: RequestInfo, init: RequestInit): Promise<any> {
+  return syscall("fetch.json", url, init);
+}
+
+export async function text(
+  url: RequestInfo,
+  init: RequestInit
+): Promise<string> {
+  return syscall("fetch.text", url, init);
+}

plugos-syscall/package.json

@@ -0,0 +1,4 @@
+{
+  "name": "plugos-syscall",
+  "version": "1.0.0"
+}

plugos-syscall/shell.ts

@@ -0,0 +1,8 @@
+import { syscall } from "./syscall";
+
+export async function run(
+  cmd: string,
+  args: string[]
+): Promise<{ stdout: string; stderr: string }> {
+  return syscall("shell.run", cmd, args);
+}

plugos-syscall/store.ts

@@ -0,0 +1,40 @@
+import { syscall } from "./syscall";
+
+export type KV = {
+  key: string;
+  value: any;
+};
+
+export async function set(key: string, value: any): Promise<void> {
+  return syscall("store.set", key, value);
+}
+
+export async function batchSet(kvs: KV[]): Promise<void> {
+  return syscall("store.batchSet", kvs);
+}
+
+export async function get(key: string): Promise<any> {
+  return syscall("store.get", key);
+}
+
+export async function del(key: string): Promise<void> {
+  return syscall("store.delete", key);
+}
+
+export async function batchDel(keys: string[]): Promise<void> {
+  return syscall("store.batchDelete", keys);
+}
+
+export async function queryPrefix(
+  prefix: string
+): Promise<{ key: string; value: any }[]> {
+  return syscall("store.scanPrefix", prefix);
+}
+
+export async function deletePrefix(prefix: string): Promise<void> {
+  return syscall("store.deletePrefix", prefix);
+}
+
+export async function deleteAll(): Promise<void> {
+  return syscall("store.deleteAll");
+}

plugos-syscall/syscall.ts

@@ -0,0 +1,5 @@
+declare global {
+  function syscall(name: string, ...args: any[]): Promise<any>;
+}
+
+export const syscall = self.syscall;

plugs/core/dates.ts

@@ -1,7 +1,6 @@
-import { syscall } from "../lib/syscall";
+import { insertAtCursor } from "plugos-silverbullet-syscall/editor";
 
 export async function insertToday() {
-  console.log("Inserting date!");
   let niceDate = new Date().toISOString().split("T")[0];
-  await syscall("editor.insertAtCursor", niceDate);
+  await insertAtCursor(niceDate);
 }

plugs/core/item.ts

@@ -1,6 +1,7 @@
 import { IndexEvent } from "../../webapp/app_event";
 import { whiteOutQueries } from "./materialized_queries";
-import { syscall } from "../lib/syscall";
+
+import { batchSet } from "plugos-silverbullet-syscall/index";
 
 type Item = {
   item: string;
@@ -35,5 +36,5 @@ export async function indexItems({ name, text }: IndexEvent) {
     });
   }
   console.log("Found", items.length, "item(s)");
-  await syscall("index.batchSet", name, items);
+  await batchSet(name, items);
 }

plugs/core/markdown.ts

@@ -1,8 +1,8 @@
-import { syscall } from "../lib/syscall";
 import mdParser from "../../webapp/parser";
+import { getText } from "plugos-silverbullet-syscall/editor";
 
 export async function renderMD() {
-  let text = await syscall("editor.getText");
+  let text = await getText();
   let tree = mdParser.parser.parse(text);
   let slicesToRemove: [number, number][] = [];
 

plugs/core/markup.ts

@@ -1,4 +1,9 @@
-import { syscall } from "../lib/syscall";
+import {
+  getCursor,
+  getText,
+  insertAtPos,
+  replaceRange,
+} from "plugos-silverbullet-syscall/editor";
 
 export async function toggleH1() {
   await togglePrefix("# ");
@@ -13,15 +18,15 @@ function lookBack(s: string, pos: number, backString: string): boolean {
 }
 
 async function togglePrefix(prefix: string) {
-  let text = (await syscall("editor.getText")) as string;
+  let text = await getText();
-  let pos = (await syscall("editor.getCursor")) as number;
+  let pos = await getCursor();
   if (text[pos] === "\n") {
     pos--;
   }
   while (pos > 0 && text[pos] !== "\n") {
     if (lookBack(text, pos, prefix)) {
       // Already has this prefix, let's flip it
-      await syscall("editor.replaceRange", pos - prefix.length, pos, "");
+      await replaceRange(pos - prefix.length, pos, "");
       return;
     }
     pos--;
@@ -29,5 +34,5 @@ async function togglePrefix(prefix: string) {
   if (pos) {
     pos++;
   }
-  await syscall("editor.insertAtPos", prefix, pos);
+  await insertAtPos(prefix, pos);
 }

plugs/core/materialized_queries.ts

@@ -1,7 +1,16 @@
-import { syscall } from "../lib/syscall";
+import {
+  flashNotification,
+  getCurrentPage,
+  reloadPage,
+  save,
+} from "plugos-silverbullet-syscall/editor";
+
+import { readPage, writePage } from "plugos-silverbullet-syscall/space";
+import { invokeFunctionOnServer } from "plugos-silverbullet-syscall/system";
+import { scanPrefixGlobal } from "plugos-silverbullet-syscall";
 
 export const queryRegex =
-  /(<!--\s*#query\s+(?<table>\w+)\s*(filter\s+["'“”‘’](?<filter>[^"'“”‘’]+)["'“”‘’])?\s*(group by\s+(?<groupBy>\w+))?\s*-->)(.+?)(<!--\s*#end\s*-->)/gs;
+  /(<!--\s*#query\s+(?<table>\w+)\s*(filter\s+["'“”‘’](?<filter>[^"'“”‘’]+)["'“”‘’])?\s*-->)(.+?)(<!--\s*#end\s*-->)/gs;
 
 export function whiteOutQueries(text: string): string {
   return text.replaceAll(queryRegex, (match) =>
@@ -25,18 +34,16 @@ async function replaceAsync(
 }
 
 export async function updateMaterializedQueriesCommand() {
-  await syscall(
+  const currentPage = await getCurrentPage();
-    "system.invokeFunctionOnServer",
+  await save();
-    "updateMaterializedQueriesOnPage",
+  await invokeFunctionOnServer("updateMaterializedQueriesOnPage", currentPage);
-    await syscall("editor.getCurrentPage")
+  await reloadPage();
-  );
+  await flashNotification("Updated materialized queries");
-  await syscall("editor.reloadPage");
-  await syscall("editor.flashNotification", "Updated materialized queries");
 }
 
 // Called from client, running on server
 export async function updateMaterializedQueriesOnPage(pageName: string) {
-  let { text } = await syscall("space.readPage", pageName);
+  let { text } = await readPage(pageName);
   text = await replaceAsync(text, queryRegex, async (match, ...args) => {
     let { table, filter, groupBy } = args[args.length - 1];
     const startQuery = args[0];
@@ -48,23 +55,20 @@ export async function updateMaterializedQueriesOnPage(pageName: string) {
           key,
           page,
           value: { task, complete, children },
-        } of await syscall("index.scanPrefixGlobal", "task:")) {
+        } of await scanPrefixGlobal("task:")) {
           let [, pos] = key.split(":");
           if (!filter || (filter && task.includes(filter))) {
             results.push(
-                `* [${complete ? "x" : " "}] [[${page}@${pos}]] ${task}`
+              `* [${complete ? "x" : " "}] [[${page}@${pos}]] ${task}` +
+                (children ? "\n" + children.join("\n") : "")
             );
-            if (children) {
-              results.push(children.join("\n"));
-            }
           }
         }
-        return `${startQuery}\n${results.join("\n")}\n${endQuery}`;
+        return `${startQuery}\n${results.sort().join("\n")}\n${endQuery}`;
       case "link":
         let uniqueLinks = new Set<string>();
-        for (let {key, page, value: name} of await syscall(
+        for (let { key, page, value: name } of await scanPrefixGlobal(
-            "index.scanPrefixGlobal",
+          `pl:${pageName}:`
-            `pl:${pageName}:`
         )) {
           let [, pos] = key.split(":");
           if (!filter || (filter && name.includes(filter))) {
@@ -80,20 +84,20 @@ export async function updateMaterializedQueriesOnPage(pageName: string) {
           key,
           page,
           value: { item, children },
-        }; of await syscall("index.scanPrefixGlobal", "it:")) {
+        } of await scanPrefixGlobal("it:")) {
           let [, pos] = key.split(":");
           if (!filter || (filter && item.includes(filter))) {
-            results.push(`* [[${page}@${pos}]] ${item}`);
+            results.push(
-            if (children) {
+              `* [[${page}@${pos}]] ${item}` +
-              results.push(children.join("\n"));
+                (children ? "\n" + children.join("\n") : "")
-            }
+            );
           }
         }
-        return `${startQuery}\n${results.join("\n")}\n${endQuery}`;
+        return `${startQuery}\n${results.sort().join("\n")}\n${endQuery}`;
       default:
         return match;
     }
   });
   // console.log("New text", text);
-  await syscall("space.writePage", pageName, text);
+  await writePage(pageName, text);
 }

plugs/core/navigate.ts

@@ -1,6 +1,11 @@
 import { ClickEvent } from "../../webapp/app_event";
-import { syscall } from "../lib/syscall";
 import { updateMaterializedQueriesCommand } from "./materialized_queries";
+import {
+  getSyntaxNodeAtPos,
+  getSyntaxNodeUnderCursor,
+  navigate as navigateTo,
+  openUrl,
+} from "plugos-silverbullet-syscall/editor";
 
 const materializedQueryPrefix = /<!--\s*#query\s+/;
 
@@ -16,10 +21,10 @@ async function navigate(syntaxNode: any) {
       if (pageLink.includes("@")) {
         [pageLink, pos] = syntaxNode.text.split("@");
       }
-      await syscall("editor.navigate", pageLink, +pos);
+      await navigateTo(pageLink, +pos);
       break;
     case "URL":
-      await syscall("editor.openUrl", syntaxNode.text);
+      await openUrl(syntaxNode.text);
       break;
     case "CommentBlock":
       if (syntaxNode.text.match(materializedQueryPrefix)) {
@@ -30,19 +35,19 @@ async function navigate(syntaxNode: any) {
       // Markdown link: [bla](URLHERE) needs extraction
       let match = /\[[^\\]+\]\(([^\)]+)\)/.exec(syntaxNode.text);
       if (match) {
-        await syscall("editor.openUrl", match[1]);
+        await openUrl(match[1]);
       }
       break;
   }
 }
 
 export async function linkNavigate() {
-  await navigate(await syscall("editor.getSyntaxNodeUnderCursor"));
+  await navigate(await getSyntaxNodeUnderCursor());
 }
 
 export async function clickNavigate(event: ClickEvent) {
   if (event.ctrlKey || event.metaKey) {
-    let syntaxNode = await syscall("editor.getSyntaxNodeAtPos", event.pos);
+    let syntaxNode = await getSyntaxNodeAtPos(event.pos);
     await navigate(syntaxNode);
   }
 }

plugs/core/page.ts

@@ -1,6 +1,27 @@
 import { IndexEvent } from "../../webapp/app_event";
 import { pageLinkRegex } from "../../webapp/constant";
-import { syscall } from "../lib/syscall";
+import {
+  batchSet,
+  clearPageIndex as clearPageIndexSyscall,
+  clearPageIndexForPage,
+  scanPrefixGlobal,
+} from "plugos-silverbullet-syscall/index";
+import {
+  flashNotification,
+  getCurrentPage,
+  getText,
+  matchBefore,
+  navigate,
+} from "plugos-silverbullet-syscall/editor";
+
+import { dispatch } from "plugos-syscall/event";
+import {
+  deletePage as deletePageSyscall,
+  listPages,
+  readPage,
+  writePage,
+} from "plugos-silverbullet-syscall/space";
+import { invokeFunctionOnServer } from "plugos-silverbullet-syscall/system";
 
 const wikilinkRegex = new RegExp(pageLinkRegex, "g");
 
@@ -20,25 +41,21 @@ export async function indexLinks({ name, text }: IndexEvent) {
     });
   }
   console.log("Found", backLinks.length, "wiki link(s)");
-  await syscall("index.batchSet", name, backLinks);
+  await batchSet(name, backLinks);
 }
 
 export async function deletePage() {
-  let pageName = await syscall("editor.getCurrentPage");
+  let pageName = await getCurrentPage();
   console.log("Navigating to start page");
-  await syscall("editor.navigate", "start");
+  await navigate("start");
   console.log("Deleting page from space");
-  await syscall("space.deletePage", pageName);
+  await deletePageSyscall(pageName);
 }
 
 export async function renamePage() {
-  const oldName = await syscall("editor.getCurrentPage");
+  const oldName = await getCurrentPage();
   console.log("Old name is", oldName);
-  const newName = await syscall(
+  const newName = await prompt(`Rename ${oldName} to:`, oldName);
-    "editor.prompt",
-    `Rename ${oldName} to:`,
-    oldName
-  );
   if (!newName) {
     return;
   }
@@ -47,13 +64,13 @@ export async function renamePage() {
   let pagesToUpdate = await getBackLinks(oldName);
   console.log("All pages containing backlinks", pagesToUpdate);
 
-  let text = await syscall("editor.getText");
+  let text = await getText();
   console.log("Writing new page to space");
-  await syscall("space.writePage", newName, text);
+  await writePage(newName, text);
   console.log("Navigating to new page");
-  await syscall("editor.navigate", newName);
+  await navigate(newName);
   console.log("Deleting page from space");
-  await syscall("space.deletePage", oldName);
+  await deletePageSyscall(oldName);
 
   let pageToUpdateSet = new Set<string>();
   for (let pageToUpdate of pagesToUpdate) {
@@ -62,7 +79,7 @@ export async function renamePage() {
 
   for (let pageToUpdate of pageToUpdateSet) {
     console.log("Now going to update links in", pageToUpdate);
-    let { text } = await syscall("space.readPage", pageToUpdate);
+    let { text } = await readPage(pageToUpdate);
     console.log("Received text", text);
     if (!text) {
       // Page likely does not exist, but at least we can skip it
@@ -71,7 +88,7 @@ export async function renamePage() {
     let newText = text.replaceAll(`[[${oldName}]]`, `[[${newName}]]`);
     if (text !== newText) {
       console.log("Changes made, saving...");
-      await syscall("space.writePage", pageToUpdate, newText);
+      await writePage(pageToUpdate, newText);
     }
   }
 }
@@ -82,7 +99,7 @@ type BackLink = {
 };
 
 async function getBackLinks(pageName: string): Promise<BackLink[]> {
-  let allBackLinks = await syscall("index.scanPrefixGlobal", `pl:${pageName}:`);
+  let allBackLinks = await scanPrefixGlobal(`pl:${pageName}:`);
   let pagesToUpdate: BackLink[] = [];
   for (let { key, value } of allBackLinks) {
     let keyParts = key.split(":");
@@ -95,28 +112,28 @@ async function getBackLinks(pageName: string): Promise<BackLink[]> {
 }
 
 export async function showBackLinks() {
-  const pageName = await syscall("editor.getCurrentPage");
+  const pageName = await getCurrentPage();
   let backLinks = await getBackLinks(pageName);
 
   console.log("Backlinks", backLinks);
 }
 
 export async function reindexCommand() {
-  await syscall("editor.flashNotification", "Reindexing...");
+  await flashNotification("Reindexing...");
-  await syscall("system.invokeFunctionOnServer", "reindexSpace");
+  await invokeFunctionOnServer("reindexSpace");
-  await syscall("editor.flashNotification", "Reindexing done");
+  await flashNotification("Reindexing done");
 }
 
 // Completion
 export async function pageComplete() {
-  let prefix = await syscall("editor.matchBefore", "\\[\\[[\\w\\s]*");
+  let prefix = await matchBefore("\\[\\[[\\w\\s]*");
   if (!prefix) {
     return null;
   }
-  let allPages = await syscall("space.listPages");
+  let allPages = await listPages();
   return {
     from: prefix.from + 2,
-    options: allPages.map((pageMeta: any) => ({
+    options: allPages.map((pageMeta) => ({
       label: pageMeta.name,
       type: "page",
     })),
@@ -126,13 +143,13 @@ export async function pageComplete() {
 // Server functions
 export async function reindexSpace() {
   console.log("Clearing page index...");
-  await syscall("index.clearPageIndex");
+  await clearPageIndexSyscall();
   console.log("Listing all pages");
-  let pages = await syscall("space.listPages");
+  let pages = await listPages();
   for (let { name } of pages) {
     console.log("Indexing", name);
-    const pageObj = await syscall("space.readPage", name);
+    const pageObj = await readPage(name);
-    await syscall("event.dispatch", "page:index", {
+    await dispatch("page:index", {
       name,
       text: pageObj.text,
     });
@@ -141,5 +158,5 @@ export async function reindexSpace() {
 
 export async function clearPageIndex(page: string) {
   console.log("Clearing page index for page", page);
-  await syscall("index.clearPageIndexForPage", page);
+  await clearPageIndexForPage(page);
 }

plugs/core/word_count_command.ts

@@ -1,5 +1,3 @@
-import { syscall } from "../lib/syscall";
-
 function countWords(str: string): number {
   const matches = str.match(/[\w\d\'-]+/gi);
   return matches ? matches.length : 0;
@@ -9,12 +7,3 @@ function readingTime(wordCount: number): number {
   // 225 is average word reading speed for adults
   return Math.ceil(wordCount / 225);
 }
-
-export async function wordCount({ text }: { text: string }) {
-  let sysCallText = (await syscall("editor.getText")) as string;
-  const count = countWords(sysCallText);
-  console.log("Word count", count);
-  let syntaxNode = await syscall("editor.getSyntaxNodeUnderCursor");
-  console.log("Syntax node", syntaxNode);
-  return count;
-}

plugs/emoji/Makefile

@@ -1,3 +1,4 @@
 build:
 	curl https://unicode.org/Public/emoji/14.0/emoji-test.txt > emoji-data.txt
 	node build.js
+	rm emoji-data.txt

plugs/emoji/emoji.ts

@@ -1,11 +1,11 @@
 // @ts-ignore
 import emojis from "./emoji.json";
-import { syscall } from "../lib/syscall";
+import { matchBefore } from "plugos-silverbullet-syscall/editor";
 
 const emojiMatcher = /\(([^\)]+)\)\s+(.+)$/;
 
 export async function emojiCompleter() {
-  let prefix = await syscall("editor.matchBefore", ":[\\w\\s]*");
+  let prefix = await matchBefore(":[\\w\\s]*");
   if (!prefix) {
     return null;
   }

plugs/git/git.ts

@@ -1,4 +1,6 @@
-import { syscall } from "../lib/syscall";
+import { run } from "plugos-syscall/shell";
+import { flashNotification, prompt } from "plugos-silverbullet-syscall/editor";
+import { invokeFunctionOnServer } from "plugos-silverbullet-syscall/system";
 
 export async function commit(message?: string) {
   if (!message) {
@@ -8,9 +10,9 @@ export async function commit(message?: string) {
     "Snapshotting the current space to git with commit message",
     message
   );
-  await syscall("shell.run", "git", ["add", "./*.md"]);
+  await run("git", ["add", "./*.md"]);
   try {
-    await syscall("shell.run", "git", ["commit", "-a", "-m", message]);
+    await run("git", ["commit", "-a", "-m", message]);
   } catch (e) {
     // We can ignore, this happens when there's no changes to commit
   }
@@ -18,26 +20,26 @@ export async function commit(message?: string) {
 }
 
 export async function snapshotCommand() {
-  let revName = await syscall("editor.prompt", `Revision name:`);
+  let revName = await prompt(`Revision name:`);
   if (!revName) {
     revName = "Snapshot";
   }
   console.log("Revision name", revName);
-  await syscall("system.invokeFunctionOnServer", "commit", revName);
+  await invokeFunctionOnServer("commit", revName);
 }
 
 export async function syncCommand() {
-  await syscall("editor.flashNotification", "Syncing with git");
+  await flashNotification("Syncing with git");
-  await syscall("system.invokeFunctionOnServer", "sync");
+  await invokeFunctionOnServer("sync");
-  await syscall("editor.flashNotification", "Git sync complete!");
+  await flashNotification("Git sync complete!");
 }
 
 export async function sync() {
   console.log("Going to sync with git");
   await commit();
   console.log("Then pulling from remote");
-  await syscall("shell.run", "git", ["pull"]);
+  await run("git", ["pull"]);
   console.log("And then pushing to remote");
-  await syscall("shell.run", "git", ["push"]);
+  await run("git", ["push"]);
   console.log("Done!");
 }

plugs/markdown/markdown.ts

@@ -1,5 +1,5 @@
 import MarkdownIt from "markdown-it";
-import { syscall } from "../lib/syscall";
+import { getText, showRhs } from "plugos-silverbullet-syscall/editor";
 
 var taskLists = require("markdown-it-task-lists");
 
@@ -10,7 +10,7 @@ const md = new MarkdownIt({
 }).use(taskLists);
 
 export async function renderMarkdown() {
-  let text = await syscall("editor.getText");
+  let text = await getText();
   let html = md.render(text);
-  await syscall("editor.showRhs", `<html><body>${html}</body></html>`);
+  await showRhs(`<html><body>${html}</body></html>`);
 }

plugs/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "plugs",
+  "version": "1.0.0",
+  "dependencies": {
+    "plugos-silverbullet-syscall": "file:../plugos-silverbullet-syscall",
+    "plugos-syscall": "file:../plugos-syscall"
+  }
+}

plugs/tasks/task.ts

@@ -1,8 +1,14 @@
 import type { ClickEvent } from "../../webapp/app_event";
 import { IndexEvent } from "../../webapp/app_event";
-import { syscall } from "../lib/syscall";
 
 import { whiteOutQueries } from "../core/materialized_queries";
+import { batchSet, scanPrefixGlobal } from "plugos-silverbullet-syscall/index";
+import { readPage, writePage } from "plugos-silverbullet-syscall/space";
+import {
+  dispatch,
+  getLineUnderCursor,
+  getSyntaxNodeAtPos,
+} from "plugos-silverbullet-syscall/editor";
 
 const allTasksPageName = "ALL TASKS";
 const taskRe = /[\-\*]\s*\[([ Xx])\]\s*(.*)/g;
@@ -45,11 +51,11 @@ export async function indexTasks({ name, text }: IndexEvent) {
     });
   }
   console.log("Found", tasks.length, "task(s)");
-  await syscall("index.batchSet", name, tasks);
+  await batchSet(name, tasks);
 }
 
 export async function updateTaskPage() {
-  let allTasks = await syscall("index.scanPrefixGlobal", "task:");
+  let allTasks = await scanPrefixGlobal("task:");
   let pageTasks = new Map<string, Task[]>();
   for (let {
     key,
@@ -61,7 +67,7 @@ export async function updateTaskPage() {
     }
     let [, pos] = key.split(":");
     let tasks = pageTasks.get(page) || [];
-    tasks.push({ task, complete, pos });
+    tasks.push({ task, complete, pos: +pos });
     pageTasks.set(page, tasks);
   }
 
@@ -78,17 +84,17 @@ export async function updateTaskPage() {
   }
 
   let taskMd = mdPieces.join("\n");
-  await syscall("space.writePage", allTasksPageName, taskMd);
+  await writePage(allTasksPageName, taskMd);
 }
 
 export async function taskToggle(event: ClickEvent) {
-  let syntaxNode = await syscall("editor.getSyntaxNodeAtPos", event.pos);
+  let syntaxNode = await getSyntaxNodeAtPos(event.pos);
   if (syntaxNode && syntaxNode.name === "TaskMarker") {
     let changeTo = "[x]";
     if (syntaxNode.text === "[x]" || syntaxNode.text === "[X]") {
       changeTo = "[ ]";
     }
-    await syscall("editor.dispatch", {
+    await dispatch({
       changes: {
         from: syntaxNode.from,
         to: syntaxNode.to,
@@ -100,12 +106,12 @@ export async function taskToggle(event: ClickEvent) {
     });
     if (event.page === allTasksPageName) {
       // Propagate back to the page in question
-      let line = (await syscall("editor.getLineUnderCursor")) as string;
+      let line = await getLineUnderCursor();
       let match = line.match(extractPageLink);
       if (match) {
         let [, page, posS] = match;
         let pos = +posS;
-        let pageData = await syscall("space.readPage", page);
+        let pageData = await readPage(page);
         let text = pageData.text;
 
         // Apply the toggle
@@ -113,7 +119,7 @@ export async function taskToggle(event: ClickEvent) {
           text.substring(0, pos) +
           text.substring(pos).replace(/^([\-\*]\s*)\[[ xX]\]/, "$1" + changeTo);
 
-        await syscall("space.writePage", page, text);
+        await writePage(page, text);
       }
     }
   }

server/disk_storage.ts

@@ -1,6 +1,6 @@
 import { mkdir, readdir, readFile, stat, unlink, writeFile } from "fs/promises";
 import * as path from "path";
-import { PageMeta } from "./types";
+import { PageMeta } from "../common/types";
 import { EventHook } from "../plugos/hooks/event";
 
 export interface Storage {

server/syscalls/space.ts

@@ -1,4 +1,4 @@
-import { PageMeta } from "../types";
+import { PageMeta } from "../../common/types";
 import { SysCallMapping } from "../../plugos/system";
 import { Storage } from "../disk_storage";
 

webapp/components/page_navigator.tsx

@@ -1,6 +1,6 @@
-import { PageMeta } from "../types";
 import { FilterList, Option } from "./filter";
 import { faFileLines } from "@fortawesome/free-solid-svg-icons";
+import { PageMeta } from "../../common/types";
 
 export function PageNavigator({
   allPages,

webapp/space.ts

@@ -1,8 +1,8 @@
-import { PageMeta } from "./types";
 import { EventEmitter } from "../common/event";
 import { Manifest } from "../common/manifest";
 import { safeRun } from "./util";
 import { Plug } from "../plugos/plug";
+import { PageMeta } from "../common/types";
 
 export type SpaceEvents = {
   pageCreated: (meta: PageMeta) => void;

webapp/syscalls/editor.ts

@@ -36,6 +36,9 @@ export default (editor: Editor): SysCallMapping => ({
   getCursor: (): number => {
     return editor.editorView!.state.selection.main.from;
   },
+  save: async () => {
+    return editor.save(true);
+  },
   navigate: async (ctx, name: string, pos: number) => {
     await editor.navigate(name, pos);
   },

webapp/syscalls/space.ts

@@ -1,6 +1,6 @@
 import { Editor } from "../editor";
-import { PageMeta } from "../types";
 import { SysCallMapping } from "../../plugos/system";
+import { PageMeta } from "../../common/types";
 
 export default (editor: Editor): SysCallMapping => ({
   listPages: async (): Promise<PageMeta[]> => {

webapp/types.ts

@@ -1,12 +1,5 @@
 import { AppCommand } from "./hooks/command";
-
+import { PageMeta } from "../common/types";
-export type PageMeta = {
-  name: string;
-  lastModified: number;
-  version?: number;
-  lastOpened?: number;
-  created?: boolean;
-};
 
 export const slashCommandRegexp = /\/[\w\-]*/;