feat(app): added command palette (#2630)

Co-authored-by: Adam <[email protected]>

1 files changed, 216 insertions, 0 deletions

diff --git a/packages/app/src/components/select-dialog.tsx b/packages/app/src/components/select-dialog.tsx
new file mode 100644
index 000000000..2ff64f5da
--- /dev/null
+++ b/packages/app/src/components/select-dialog.tsx
@@ -0,0 +1,216 @@
+import { createEffect, Show, For, createMemo, type JSX } from "solid-js"
+import { Dialog } from "@kobalte/core/dialog"
+import { Icon, IconButton } from "@/ui"
+import { createStore } from "solid-js/store"
+import { entries, flatMap, groupBy, map, mapValues, pipe } from "remeda"
+import { createList } from "solid-list"
+import fuzzysort from "fuzzysort"
+
+interface SelectDialogProps<T> {
+  items: T[]
+  key: (item: T) => string
+  render: (item: T) => JSX.Element
+  current?: T
+  placeholder?: string
+  filter?:
+    | false
+    | {
+        keys: string[]
+      }
+  groupBy?: (x: T) => string
+  onSelect?: (value: T | undefined) => void
+  onClose?: () => void
+}
+
+export function SelectDialog<T>(props: SelectDialogProps<T>) {
+  let scrollRef: HTMLDivElement | undefined
+  const [store, setStore] = createStore({
+    filter: "",
+    mouseActive: false,
+  })
+
+  const grouped = createMemo(() => {
+    const needle = store.filter.toLowerCase()
+    const result = pipe(
+      props.items,
+      (x) =>
+        !needle || !props.filter
+          ? x
+          : fuzzysort.go(needle, x, { keys: props.filter && props.filter.keys }).map((x) => x.obj),
+      groupBy((x) => (props.groupBy ? props.groupBy(x) : "")),
+      mapValues((x) => x.sort((a, b) => props.key(a).localeCompare(props.key(b)))),
+      entries(),
+      map(([k, v]) => ({ category: k, items: v })),
+    )
+    return result
+  })
+  const flat = createMemo(() => {
+    return pipe(
+      grouped(),
+      flatMap((x) => x.items),
+    )
+  })
+  const list = createList({
+    items: () => flat().map(props.key),
+    initialActive: props.current ? props.key(props.current) : undefined,
+    loop: true,
+  })
+  const resetSelection = () => list.setActive(props.key(flat()[0]))
+
+  createEffect(() => {
+    store.filter
+    scrollRef?.scrollTo(0, 0)
+    resetSelection()
+  })
+
+  createEffect(() => {
+    if (store.mouseActive) return
+    if (list.active() === props.key(flat()[0])) {
+      scrollRef?.scrollTo(0, 0)
+      return
+    }
+    const element = scrollRef?.querySelector(`[data-key="${list.active()}"]`)
+    element?.scrollIntoView({ block: "nearest", behavior: "smooth" })
+  })
+
+  const handleInput = (value: string) => {
+    setStore("filter", value)
+    resetSelection()
+  }
+
+  const handleSelect = (item: T) => {
+    props.onSelect?.(item)
+    props.onClose?.()
+  }
+
+  const handleKey = (e: KeyboardEvent) => {
+    setStore("mouseActive", false)
+
+    if (e.key === "Enter") {
+      e.preventDefault()
+      const selected = flat().find((x) => props.key(x) === list.active())
+      if (selected) handleSelect(selected)
+    } else if (e.key === "Escape") {
+      e.preventDefault()
+      props.onClose?.()
+    } else {
+      list.onKeyDown(e)
+    }
+  }
+
+  return (
+    <Dialog defaultOpen modal onOpenChange={(open) => open || props.onClose?.()}>
+      <Dialog.Portal>
+        <Dialog.Overlay class="fixed inset-0 bg-black/50 backdrop-blur-sm z-[100]" />
+        <Dialog.Content
+          class="fixed top-[20%] left-1/2 -translate-x-1/2 w-[90vw] max-w-2xl 
+                 shadow-[0_0_33px_rgba(0,0,0,0.8)]
+                 bg-background border border-border-subtle/30 rounded-lg  z-[101]
+                 max-h-[60vh] flex flex-col"
+        >
+          <div class="border-b border-border-subtle/30">
+            <div class="relative">
+              <Icon name="command" size={16} class="absolute left-3 top-1/2 -translate-y-1/2 text-text-muted/80" />
+              <input
+                type="text"
+                value={store.filter}
+                onInput={(e) => handleInput(e.currentTarget.value)}
+                onKeyDown={handleKey}
+                placeholder={props.placeholder}
+                class="w-full pl-10 pr-4 py-2 rounded-t-md
+                       text-sm text-text placeholder-text-muted/70
+                       focus:outline-none"
+                autofocus
+                spellcheck={false}
+                autocorrect="off"
+                autocomplete="off"
+                autocapitalize="off"
+              />
+              <div class="absolute right-3 top-1/2 -translate-y-1/2 flex items-center gap-2">
+                {/* <Show when={fileResults.loading && mode() === "files"}>
+                  <div class="text-text-muted">
+                    <Icon name="refresh" size={14} class="animate-spin" />
+                  </div>
+                </Show> */}
+                <Show when={store.filter}>
+                  <IconButton
+                    size="xs"
+                    variant="ghost"
+                    class="text-text-muted hover:text-text"
+                    onClick={() => {
+                      setStore("filter", "")
+                      resetSelection()
+                    }}
+                  >
+                    <Icon name="close" size={14} />
+                  </IconButton>
+                </Show>
+              </div>
+            </div>
+          </div>
+          <div ref={(el) => (scrollRef = el)} class="relative flex-1 overflow-y-auto">
+            <Show
+              when={flat().length > 0}
+              fallback={<div class="text-center py-8 text-text-muted text-sm">No results</div>}
+            >
+              <For each={grouped()}>
+                {(group) => (
+                  <>
+                    <div class="top-0 sticky z-10 bg-background-panel p-2 text-xs text-text-muted/60 tracking-wider uppercase">
+                      {group.category}
+                    </div>
+                    <div class="p-2">
+                      <For each={group.items}>
+                        {(item) => (
+                          <button
+                            data-key={props.key(item)}
+                            onClick={() => handleSelect(item)}
+                            onMouseMove={() => {
+                              setStore("mouseActive", true)
+                              list.setActive(props.key(item))
+                            }}
+                            classList={{
+                              "w-full px-3 py-2 flex items-center gap-3": true,
+                              "rounded-md text-left transition-colors group": true,
+                              "bg-background-element": props.key(item) === list.active(),
+                              "hover:bg-background-element": true,
+                            }}
+                          >
+                            {props.render(item)}
+                          </button>
+                        )}
+                      </For>
+                    </div>
+                  </>
+                )}
+              </For>
+            </Show>
+          </div>
+          <div class="p-3 border-t border-border-subtle/30 flex items-center justify-between text-xs text-text-muted">
+            <div class="flex items-center gap-5">
+              <span class="flex items-center gap-1.5">
+                <kbd class="px-1.5 py-0.5 bg-background-element border border-border-subtle/30 rounded text-[10px]">
+                  ↑↓
+                </kbd>
+                Navigate
+              </span>
+              <span class="flex items-center gap-1.5">
+                <kbd class="px-1.5 py-0.5 bg-background-element border border-border-subtle/30 rounded text-[10px]">
+                  ↵
+                </kbd>
+                Select
+              </span>
+              <span class="flex items-center gap-1.5">
+                <kbd class="px-1.5 py-0.5 bg-background-element border border-border-subtle/30 rounded text-[10px]">
+                  ESC
+                </kbd>
+                Close
+              </span>
+            </div>
+            <span>{`${flat().length} results`}</span>
+          </div>
+        </Dialog.Content>
+      </Dialog.Portal>
+    </Dialog>
+  )
+}