working on fixing/reimplementing save command now that the mutations logic is more complete

app.config.ts

@@ -30,4 +30,9 @@ export default defineConfig({
             compact: true,
         },
     },
+    server: {
+        prerender: {
+            crawlLinks: true,
+        },
+    },
 });

public/manifest.json

@@ -26,5 +26,15 @@
             "sizes": "2092x1295",
             "form_factor": "wide"
         }
+    ],
+    "file_handlers": [
+        {
+            "action": "/edit",
+            "accept": {
+                "text/*": [
+                    ".json"
+                ]
+            }
+        }
     ]
 }

src/app.css

@@ -78,4 +78,12 @@ h1 {
 
 p {
   line-height: 1.35;
+  margin: 0;
+}
+
+code {
+  padding-inline: var(--padding-s);
+  background-color: var(--surface-3);
+  border: 1px solid var(--surface-5);
+  border-radius: var(--radii-m);
 }

src/components/filetree.tsx

@@ -55,7 +55,7 @@ interface TreeContextType {
 const TreeContext = createContext<TreeContextType>();
 
 export const Tree: Component<{ entries: Entry[], children: readonly [(folder: Accessor<FolderEntry>) => JSX.Element, (file: Accessor<FileEntry>) => JSX.Element], open?: TreeContextType['open'] }> = (props) => {
-    const [selection, setSelection] = createSignal<object[]>([]);
+    const [, setSelection] = createSignal<object[]>([]);
 
     const context = {
         open: props.open ?? (() => { }),

src/components/prompt.module.css

@@ -0,0 +1,34 @@
+.prompt {
+    display: grid;
+    gap: var(--padding-m);
+    padding: var(--padding-m);
+    background-color: var(--surface-1);
+    color: var(--text-2);
+    border: 1px solid var(--surface-5);
+    border-radius: var(--radii-m);
+
+    &:not(&[open]) {
+        display: none;
+    }
+
+    &[open]::backdrop {
+        background-color: color(from var(--surface-1) xyz x y z / .3);
+        backdrop-filter: blur(.25em);
+    }
+
+    & > form {
+        display: contents;
+
+        & > header > .title {
+            font-size: var(--text-l);
+            color: var(--text-1);
+        }
+
+        & > footer {
+            display: flex;
+            flex-flow: row;
+            justify-content: end;
+            gap: var(--padding-m);
+        }
+    }
+}

src/components/prompt.tsx

@@ -0,0 +1,75 @@
+import { createEffect, createSignal, createUniqueId, JSX, onMount, ParentComponent, Show } from "solid-js";
+import css from './prompt.module.css';
+
+export interface PromptApi {
+    showModal(): Promise<FormData | undefined>;
+};
+
+class PromptCanceledError extends Error { }
+
+export const Prompt: ParentComponent<{ api: (api: PromptApi) => any, title?: string, description?: string | JSX.Element }> = (props) => {
+    const [dialog, setDialog] = createSignal<HTMLDialogElement>();
+    const [form, setForm] = createSignal<HTMLFormElement>();
+    const [resolvers, setResolvers] = createSignal<[(...args: any[]) => any, (...args: any[]) => any]>();
+    const submitId = createUniqueId();
+    const cancelId = createUniqueId();
+
+    const api = {
+        async showModal(): Promise<FormData | undefined> {
+            const { promise, resolve, reject } = Promise.withResolvers();
+
+            setResolvers([resolve, reject]);
+
+            dialog()!.showModal();
+
+            try {
+                await promise;
+
+                return new FormData(form());
+            }
+            catch (e) {
+                if (!(e instanceof PromptCanceledError)) {
+                    throw e;
+                }
+
+                dialog()!.close();
+                setResolvers(undefined);
+            }
+        },
+    };
+
+    const onSubmit = (e: SubmitEvent) => {
+        resolvers()?.[0]();
+    };
+
+    const onCancel = (e: Event) => {
+        resolvers()?.[1](new PromptCanceledError());
+    };
+
+    createEffect(() => {
+        props.api(api);
+    });
+
+    return <dialog class={css.prompt} ref={setDialog} onsubmit={onSubmit} onCancel={onCancel} onReset={onCancel}>
+        <form method="dialog" ref={setForm}>
+            <Show when={props.title || props.description}>
+                <header>
+                    <Show when={props.title}>{
+                        title => <b class={css.title}>{title()}</b>
+                    }</Show>
+
+                    <Show when={props.description}>{
+                        description => <p>{description()}</p>
+                    }</Show>
+                </header>
+            </Show>
+
+            <main>{props.children}</main>
+
+            <footer>
+                <button id={submitId} type="submit">Ok</button>
+                <button id={cancelId} type="reset">Cancel</button>
+            </footer>
+        </form>
+    </dialog>;
+};

src/entry-server.tsx

@@ -10,7 +10,7 @@ export default createHandler(() => (
       <html lang="en">
         <head>
           <meta charset="utf-8" />
-          <meta name="viewport" content="width=device-width, initial-scale=1" />
+          <meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover" />
           {assets}
         </head>
         <body>

src/features/file/grid.tsx

@@ -1,9 +1,8 @@
-import { Accessor, Component, createContext, createEffect, createMemo, createRenderEffect, createSignal, createUniqueId, For, onMount, ParentComponent, Show, useContext } from "solid-js";
+import { Accessor, Component, createContext, createEffect, createMemo, createSignal, For, ParentComponent, Show, useContext } from "solid-js";
-import { createStore, produce, reconcile, unwrap } from "solid-js/store";
+import { createStore, produce, unwrap } from "solid-js/store";
 import { SelectionProvider, useSelection, selectable } from "../selectable";
 import { debounce, deepCopy, deepDiff, Mutation } from "~/utilities";
 import css from './grid.module.css';
-import diff from "microdiff";
 
 selectable // prevents removal of import
 
@@ -37,7 +36,7 @@ const GridContext = createContext<GridContextType>();
 const isLeaf = (entry: Entry | Leaf): entry is Leaf => Object.values(entry).some(v => typeof v === 'string');
 const useGrid = () => useContext(GridContext)!;
 
-const GridProvider: ParentComponent<{ rows: Rows }> = (props) => {
+export const Grid: Component<{ class?: string, columns: string[], rows: Rows, api?: (api: GridApi) => any }> = (props) => {
     const [selection, setSelection] = createSignal<SelectionItem[]>([]);
     const [state, setState] = createStore<{ rows: Record<string, Record<string, string>>, snapshot: Rows, numberOfRows: number }>({
         rows: {},
@@ -45,7 +44,12 @@ const GridProvider: ParentComponent<{ rows: Rows }> = (props) => {
         numberOfRows: 0,
     });
 
-    const mutations = createMemo(() => deepDiff(state.snapshot, state.rows).toArray());
+    const mutations = createMemo(() => {
+        // enumerate all values to make sure the memo is recalculated on any change
+        Object.values(state.rows).map(entry => Object.values(entry));
+
+        return deepDiff(state.snapshot, state.rows).toArray();
+    });
     const rows = createMemo(() => Object.fromEntries(Object.entries(state.rows).map(([key, row]) => [key, unwrap(row)] as const)));
 
     createEffect(() => {
@@ -57,10 +61,6 @@ const GridProvider: ParentComponent<{ rows: Rows }> = (props) => {
         setState('numberOfRows', Object.keys(state.rows).length);
     });
 
-    createEffect(() => {
-        console.log(mutations());
-    });
-
     const ctx: GridContextType = {
         rows,
         mutations,
@@ -82,7 +82,7 @@ const GridProvider: ParentComponent<{ rows: Rows }> = (props) => {
 
         insert(prop: string) {
             setState('rows', produce(rows => {
-                rows[prop] = { en: '' };
+                rows[prop] = Object.fromEntries(props.columns.slice(1).map(lang => [lang, '']));
 
                 return rows
             }))
@@ -91,15 +91,16 @@ const GridProvider: ParentComponent<{ rows: Rows }> = (props) => {
 
     return <GridContext.Provider value={ctx}>
         <SelectionProvider selection={setSelection} multiSelect>
-            {props.children}
+            <Api api={props.api} />
+
+            <_Grid class={props.class} columns={props.columns} rows={rows()} />
         </SelectionProvider>
     </GridContext.Provider>;
 };
 
-export const Grid: Component<{ class?: string, columns: string[], rows: Rows, api?: (api: GridApi) => any }> = (props) => {
+const _Grid: Component<{ class?: string, columns: string[], rows: Record<string, Record<string, string>> }> = (props) => {
     const columnCount = createMemo(() => props.columns.length - 1);
-    const root = createMemo<Entry>(() => props.rows
+    const root = createMemo<Entry>(() => Object.entries(props.rows)
-        ?.entries()
         .reduce((aggregate, [key, value]) => {
             let obj: any = aggregate;
             const parts = key.split('.');
@@ -121,15 +122,11 @@ export const Grid: Component<{ class?: string, columns: string[], rows: Rows, ap
         }, {}));
 
     return <section class={`${css.table} ${props.class}`} style={{ '--columns': columnCount() }}>
-        <GridProvider rows={props.rows}>
+        <Head headers={props.columns} />
-            <Api api={props.api} />
 
-            <Head headers={props.columns} />
+        <main class={css.main}>
-
+            <Row entry={root()} />
-            <main class={css.main}>
+        </main>
-                <Row entry={root()} />
-            </main>
-        </GridProvider>
     </section>
 };
 

src/features/file/index.tsx

@@ -19,7 +19,7 @@ interface InternalFilesContextType {
     onChange(hook: (key: string, handle: FileSystemDirectoryHandle) => any): void;
     set(key: string, handle: FileSystemDirectoryHandle): Promise<void>;
     get(key: string): Promise<FileSystemDirectoryHandle | undefined>;
-    remove(key: string): Promise<void>;
+    remove(...keys: string[]): Promise<void>;
     keys(): Promise<string[]>;
     entries(): Promise<FileEntity[]>;
     list(): Promise<FileSystemDirectoryHandle[]>;
@@ -65,8 +65,8 @@ const clientContext = (): InternalFilesContextType => {
         async get(key: string) {
             return (await db.files.get(key))?.handle;
         },
-        async remove(key: string) {
+        async remove(...keys: string[]) {
-            return (await db.files.delete(key));
+            await Promise.all(keys.map(key => db.files.delete(key)));
         },
         async keys() {
             return (await db.files.where('key').notEqual(ROOT).toArray()).map(f => f.key);
@@ -92,7 +92,7 @@ const serverContext = (): InternalFilesContextType => ({
     get(key: string) {
         return Promise.resolve(undefined);
     },
-    remove(key: string) {
+    remove(...keys: string[]) {
         return Promise.resolve(undefined);
     },
     keys() {
@@ -131,9 +131,12 @@ export const FilesProvider: ParentComponent = (props) => {
         files: createMemo(() => state.openedFiles),
         root: createMemo(() => state.root),
 
-        open(directory: FileSystemDirectoryHandle) {
+        async open(directory: FileSystemDirectoryHandle) {
+            await internal.remove(...(await internal.keys()));
+
             setState('root', directory);
-            internal.set(ROOT, directory);
+
+            await internal.set(ROOT, directory);
         },
 
         get(key: string): Accessor<FileSystemDirectoryHandle | undefined> {

src/routes/(editor)/edit.tsx

@@ -1,4 +1,4 @@
-import { Component, createEffect, createMemo, createSignal, For, ParentProps, Setter, Show } from "solid-js";
+import { Component, createEffect, createMemo, createSignal, For, onMount, ParentProps, Setter, Show } from "solid-js";
 import { filter, MutarionKind, Mutation, splitAt } from "~/utilities";
 import { Sidebar } from "~/components/sidebar";
 import { emptyFolder, FolderEntry, walk as fileTreeWalk, Tree } from "~/components/filetree";
@@ -9,6 +9,7 @@ import { GridApi } from "~/features/file/grid";
 import { Tab, Tabs } from "~/components/tabs";
 import css from "./edit.module.css";
 import { isServer } from "solid-js/web";
+import { Prompt, PromptApi } from "~/components/prompt";
 
 const isInstalledPWA = !isServer && window.matchMedia('(display-mode: standalone)').matches;
 
@@ -60,8 +61,18 @@ const Editor: Component<{ root: FileSystemDirectoryHandle }> = (props) => {
     const tabs = createMemo(() => filesContext.files().map(({ key, handle }) => {
         const [api, setApi] = createSignal<GridApi>();
         const [entries, setEntries] = createSignal<Entries>(new Map());
+        const [files, setFiles] = createSignal<Map<string, { key: string, handle: FileSystemFileHandle }>>(new Map());
 
-        return ({ key, handle, api, setApi, entries, setEntries });
+        (async () => {
+            const files = await Array.fromAsync(
+                filter(handle.values(), entry => entry.kind === 'file'),
+                async file => [file.name.split('.').at(0)!, { handle: file, key: await file.getUniqueId() }] as const
+            );
+
+            setFiles(new Map(files));
+        })();
+
+        return ({ key, handle, api, setApi, entries, setEntries, files });
     }));
     const [active, setActive] = createSignal<string>();
     const [contents, setContents] = createSignal<Map<string, Map<string, string>>>(new Map());
@@ -74,14 +85,27 @@ const Editor: Component<{ root: FileSystemDirectoryHandle }> = (props) => {
     const api = createMemo(() => tab()?.api());
     const mutations = createMemo<(Mutation & { file?: { value: string, handle: FileSystemFileHandle, id: string } })[]>(() => tabs().flatMap(tab => {
         const entries = tab.entries();
+        const files = tab.files();
         const mutations = tab.api()?.mutations() ?? [];
 
-        return mutations.map(m => {
+        return mutations.flatMap(m => {
-            const [key, lang] = splitAt(m.key, m.key.lastIndexOf('.'));
+            switch (m.kind) {
+                case MutarionKind.Update: {
+                    const [key, lang] = splitAt(m.key, m.key.lastIndexOf('.'));
 
-            console.log(m.key, key, lang, entries);
+                    return { kind: MutarionKind.Update, key, file: entries.get(key)?.[lang] };
+                }
 
-            return { ...m, key, file: entries.get(key)?.[lang] };
+                case MutarionKind.Create: {
+                    return Object.entries(m.value).map(([lang, value]) => ({ kind: MutarionKind.Create, key: m.key, file: files.get(lang)!, value }));
+                }
+
+                case MutarionKind.Delete: {
+                    return files.values().map(file => ({ kind: MutarionKind.Delete, key: m.key, file })).toArray();
+                }
+
+                default: throw new Error('unreachable code');
+            }
         });
     }));
     const mutatedFiles = createMemo(() =>
@@ -149,10 +173,21 @@ const Editor: Component<{ root: FileSystemDirectoryHandle }> = (props) => {
     });
 
     createEffect(() => {
-        console.log(mutations());
+        console.log(mutatedFiles());
     });
 
+    createEffect(() => {
+        console.log(mutatedData());
+    });
+
+    const [prompt, setPrompt] = createSignal<PromptApi>();
+
     const commands = {
+        open: createCommand('open folder', async () => {
+            const directory = await window.showDirectoryPicker({ mode: 'readwrite' });
+
+            await filesContext.open(directory);
+        }, { key: 'o', modifier: Modifier.Control }),
         close: createCommand('close folder', async () => {
             filesContext.remove('__root__');
         }),
@@ -197,8 +232,15 @@ const Editor: Component<{ root: FileSystemDirectoryHandle }> = (props) => {
 
             remove(Object.keys(selection()));
         }, { key: 'delete', modifier: Modifier.None }),
-        inserNewKey: createCommand('insert new key', () => {
+        inserNewKey: createCommand('insert new key', async () => {
-            api()?.insert('this.is.some.key');
+            const formData = await prompt()?.showModal();
+            const key = formData?.get('key')?.toString();
+
+            if (!key) {
+                return;
+            }
+
+            api()?.insert(key);
         }),
         inserNewLanguage: noop.withLabel('insert new language'),
     } as const;
@@ -214,10 +256,6 @@ const Editor: Component<{ root: FileSystemDirectoryHandle }> = (props) => {
             <Menu.Item label="file">
                 <Menu.Item command={commands.open} />
 
-                <Menu.Item command={commands.close} />
-
-                <Menu.Separator />
-
                 <Menu.Item command={commands.save} />
             </Menu.Item>
 
@@ -240,6 +278,10 @@ const Editor: Component<{ root: FileSystemDirectoryHandle }> = (props) => {
             <Menu.Item command={noop.withLabel('view')} />
         </Menu.Root>
 
+        <Prompt api={setPrompt} title="Which key do you want to create?" description={<>hint: use <code>.</code> to denote nested keys,<br /> i.e. <code>this.is.some.key</code> would be a key that is four levels deep</>}>
+            <input name="key" value="this.is.an.awesome.key" placeholder="name of new key ()" />
+        </Prompt>
+
         <Sidebar as="aside" label={tree().name} class={css.sidebar}>
             <Tree entries={tree().entries}>{[
                 folder => {

src/routes/editor.module.css

@@ -11,7 +11,7 @@
         grid-template-columns: auto minmax(0, 1fr) auto;
         grid-auto-flow: column;
         justify-content: start;
-        justify-items: start;
+        place-items: center start;
         position: relative;
         z-index: 10;
 

src/utilities.ts

@@ -2,10 +2,10 @@ export const splitAt = (subject: string, index: number): readonly [string, strin
     return [subject.slice(0, index), subject.slice(index + 1)] as const;
 };
 
-export const debounce = <T extends (...args: any[]) => void>(callback: T, delay: number): T => {
+export const debounce = <T extends (...args: any[]) => void>(callback: T, delay: number): ((...args: Parameters<T>) => void) => {
     let handle: ReturnType<typeof setTimeout> | undefined;
 
-    return (...args: any[]) => {
+    return (...args: Parameters<T>) => {
         if (handle) {
             clearTimeout(handle);
         }
@@ -58,10 +58,7 @@ export function* deepDiff<T1 extends object, T2 extends object>(a: T1, b: T2, pa
         return;
     }
 
-    for (const [[keyA, valueA], [keyB, valueB]] of zip(entriesOf(a), entriesOf(b)).take(10)) {
+    for (const [[keyA, valueA], [keyB, valueB]] of zip(entriesOf(a), entriesOf(b))) {
-        // console.log('deepdiff', keyA, valueA, keyB, valueB);
-        // continue;
-
         if (!keyA && !keyB) {
             throw new Error('this code should not be reachable, there is a bug with an unhandled/unknown edge case');
         }
@@ -125,9 +122,6 @@ const zip = function* (a: Iterable<readonly [string | number, any]>, b: Iterable
         // if we have a match on the keys of a and b we can simply consume and yield
         if (iterA.current.key === iterB.current.key) {
             yield [iterA.consume(), iterB.consume()];
-
-            iterA.advance();
-            iterB.advance();
         }
 
         // key of a aligns with last key in buffer b
@@ -140,8 +134,6 @@ const zip = function* (a: Iterable<readonly [string | number, any]>, b: Iterable
             }
 
             yield [a, iterB.consume()];
-
-            iterB.advance();
         }
 
         // the reverse case, key of b is aligns with the last key in buffer a
@@ -154,8 +146,14 @@ const zip = function* (a: Iterable<readonly [string | number, any]>, b: Iterable
             }
 
             yield [iterA.consume(), b];
+        }
 
-            iterA.advance();
+        else if (iterA.done && !iterB.done) {
+            yield [EMPTY, iterB.consume()];
+        }
+
+        else if (!iterA.done && iterB.done) {
+            yield [iterA.consume(), EMPTY];
         }
 
         // Neiter of the above cases are hit.
@@ -196,8 +194,11 @@ const bufferredIterator = <T extends readonly [string | number, any]>(subject: I
 
         consume() {
             cursor = 0;
+            const value = buffer.shift()!;
 
-            return buffer.shift()!;
+            this.advance();
+
+            return value;
         },
 
         flush(): T[] {
@@ -213,7 +214,7 @@ const bufferredIterator = <T extends readonly [string | number, any]>(subject: I
         },
 
         get done() {
-            return done && Math.max(0, buffer.length - 1) === cursor;
+            return done && buffer.length === 0;
         },
 
         get top() {
@@ -247,3 +248,9 @@ export const filter = async function*<T, S extends T>(subject: AsyncIterableIter
     }
 };
 
+export const map = async function*<TIn, TResult>(subject: AsyncIterableIterator<TIn>, predicate: (value: TIn) => TResult): AsyncGenerator<TResult, void, unknown> {
+    for await (const value of subject) {
+        yield predicate(value);
+    }
+};
+