chore: refactoring and tests, splitting up files (#12495)

packages/app/src/components/prompt-input/slash-popover.tsx

@@ -0,0 +1,144 @@
+import { Component, For, Match, Show, Switch } from "solid-js"
+import { FileIcon } from "@opencode-ai/ui/file-icon"
+import { Icon } from "@opencode-ai/ui/icon"
+import { getDirectory, getFilename } from "@opencode-ai/util/path"
+
+export type AtOption =
+  | { type: "agent"; name: string; display: string }
+  | { type: "file"; path: string; display: string; recent?: boolean }
+
+export interface SlashCommand {
+  id: string
+  trigger: string
+  title: string
+  description?: string
+  keybind?: string
+  type: "builtin" | "custom"
+  source?: "command" | "mcp" | "skill"
+}
+
+type PromptPopoverProps = {
+  popover: "at" | "slash" | null
+  setSlashPopoverRef: (el: HTMLDivElement) => void
+  atFlat: AtOption[]
+  atActive?: string
+  atKey: (item: AtOption) => string
+  setAtActive: (id: string) => void
+  onAtSelect: (item: AtOption) => void
+  slashFlat: SlashCommand[]
+  slashActive?: string
+  setSlashActive: (id: string) => void
+  onSlashSelect: (item: SlashCommand) => void
+  commandKeybind: (id: string) => string | undefined
+  t: (key: string) => string
+}
+
+export const PromptPopover: Component<PromptPopoverProps> = (props) => {
+  return (
+    <Show when={props.popover}>
+      <div
+        ref={(el) => {
+          if (props.popover === "slash") props.setSlashPopoverRef(el)
+        }}
+        class="absolute inset-x-0 -top-3 -translate-y-full origin-bottom-left max-h-80 min-h-10
+                 overflow-auto no-scrollbar flex flex-col p-2 rounded-md
+                 border border-border-base bg-surface-raised-stronger-non-alpha shadow-md"
+        onMouseDown={(e) => e.preventDefault()}
+      >
+        <Switch>
+          <Match when={props.popover === "at"}>
+            <Show
+              when={props.atFlat.length > 0}
+              fallback={<div class="text-text-weak px-2 py-1">{props.t("prompt.popover.emptyResults")}</div>}
+            >
+              <For each={props.atFlat.slice(0, 10)}>
+                {(item) => (
+                  <button
+                    classList={{
+                      "w-full flex items-center gap-x-2 rounded-md px-2 py-0.5": true,
+                      "bg-surface-raised-base-hover": props.atActive === props.atKey(item),
+                    }}
+                    onClick={() => props.onAtSelect(item)}
+                    onMouseEnter={() => props.setAtActive(props.atKey(item))}
+                  >
+                    <Show
+                      when={item.type === "agent"}
+                      fallback={
+                        <>
+                          <FileIcon
+                            node={{ path: item.type === "file" ? item.path : "", type: "file" }}
+                            class="shrink-0 size-4"
+                          />
+                          <div class="flex items-center text-14-regular min-w-0">
+                            <span class="text-text-weak whitespace-nowrap truncate min-w-0">
+                              {item.type === "file"
+                                ? item.path.endsWith("/")
+                                  ? item.path
+                                  : getDirectory(item.path)
+                                : ""}
+                            </span>
+                            <Show when={item.type === "file" && !item.path.endsWith("/")}>
+                              <span class="text-text-strong whitespace-nowrap">
+                                {item.type === "file" ? getFilename(item.path) : ""}
+                              </span>
+                            </Show>
+                          </div>
+                        </>
+                      }
+                    >
+                      <Icon name="brain" size="small" class="text-icon-info-active shrink-0" />
+                      <span class="text-14-regular text-text-strong whitespace-nowrap">
+                        @{item.type === "agent" ? item.name : ""}
+                      </span>
+                    </Show>
+                  </button>
+                )}
+              </For>
+            </Show>
+          </Match>
+          <Match when={props.popover === "slash"}>
+            <Show
+              when={props.slashFlat.length > 0}
+              fallback={<div class="text-text-weak px-2 py-1">{props.t("prompt.popover.emptyCommands")}</div>}
+            >
+              <For each={props.slashFlat}>
+                {(cmd) => (
+                  <button
+                    data-slash-id={cmd.id}
+                    classList={{
+                      "w-full flex items-center justify-between gap-4 rounded-md px-2 py-1": true,
+                      "bg-surface-raised-base-hover": props.slashActive === cmd.id,
+                    }}
+                    onClick={() => props.onSlashSelect(cmd)}
+                    onMouseEnter={() => props.setSlashActive(cmd.id)}
+                  >
+                    <div class="flex items-center gap-2 min-w-0">
+                      <span class="text-14-regular text-text-strong whitespace-nowrap">/{cmd.trigger}</span>
+                      <Show when={cmd.description}>
+                        <span class="text-14-regular text-text-weak truncate">{cmd.description}</span>
+                      </Show>
+                    </div>
+                    <div class="flex items-center gap-2 shrink-0">
+                      <Show when={cmd.type === "custom" && cmd.source !== "command"}>
+                        <span class="text-11-regular text-text-subtle px-1.5 py-0.5 bg-surface-base rounded">
+                          {cmd.source === "skill"
+                            ? props.t("prompt.slash.badge.skill")
+                            : cmd.source === "mcp"
+                              ? props.t("prompt.slash.badge.mcp")
+                              : props.t("prompt.slash.badge.custom")}
+                        </span>
+                      </Show>
+                      <Show when={props.commandKeybind(cmd.id)}>
+                        <span class="text-12-regular text-text-subtle">{props.commandKeybind(cmd.id)}</span>
+                      </Show>
+                    </div>
+                  </button>
+                )}
+              </For>
+            </Show>
+          </Match>
+        </Switch>
+      </div>
+    </Show>
+  )
+}