"use client"; import { CheckIcon } from "lucide-react";import { Radio as RadioPrimitive } from "@base-ui/react/radio";import { useCallback, useMemo, useState } from "react";import {  ProviderInstanceId,  ProviderDriverKind,  type ProviderInstanceConfig,} from "@t3tools/contracts"; import { usePrimarySettings, useUpdatePrimarySettings } from "../../hooks/useSettings";import { cn } from "../../lib/utils";import { normalizeProviderAccentColor } from "../../providerInstances";import { Button } from "../ui/button";import { ACPRegistryIcon, Gemini, GithubCopilotIcon, PiAgentIcon, type Icon } from "../Icons";import {  Dialog,  DialogDescription,  DialogFooter,  DialogHeader,  DialogPopup,  DialogTitle,} from "../ui/dialog";import { Badge } from "../ui/badge";import { Input } from "../ui/input";import { RadioGroup } from "../ui/radio-group";import { toastManager } from "../ui/toast";import { DRIVER_OPTION_BY_VALUE, DRIVER_OPTIONS } from "./providerDriverMeta";import { ProviderSettingsForm, deriveProviderSettingsFields } from "./ProviderSettingsForm";import { AnimatedHeight } from "../AnimatedHeight"; const PROVIDER_ACCENT_SWATCHES = [  "#2563eb",  "#16a34a",  "#ea580c",  "#dc2626",  "#7c3aed",  "#0891b2",] as const; /** * Normalize a user-provided label into a slug suffix for the instance id. * The full id is formed by prefixing the driver slug — e.g. label "Work" on * driver "codex" becomes `codex_work`. Output is trimmed to 48 chars so the * final composed id stays under the 64-char slug cap enforced by * `ProviderInstanceId` in `@t3tools/contracts`. */function slugifyLabel(value: string): string {  return value    .trim()    .toLowerCase()    .replace(/[^a-z0-9]+/g, "_")    .replace(/^_+|_+$/g, "")    .slice(0, 48);} function deriveInstanceId(driver: ProviderDriverKind, label: string): string {  const slug = slugifyLabel(label);  return slug ? `${driver}_${slug}` : "";} const INSTANCE_ID_PATTERN = /^[a-zA-Z][a-zA-Z0-9_-]*$/;const DEFAULT_DRIVER_KIND = ProviderDriverKind.make("codex");const DEFAULT_DRIVER_OPTION = DRIVER_OPTIONS[0]!;const EMPTY_CONFIG_DRAFT: Record<string, unknown> = {};interface ComingSoonDriverOption {  readonly value: ProviderDriverKind;  readonly label: string;  readonly icon: Icon;} const COMING_SOON_DRIVER_OPTIONS: readonly ComingSoonDriverOption[] = [  {    value: ProviderDriverKind.make("githubCopilot"),    label: "Github Copilot",    icon: GithubCopilotIcon,  },  {    value: ProviderDriverKind.make("gemini"),    label: "Gemini",    icon: Gemini,  },  {    value: ProviderDriverKind.make("acpRegistry"),    label: "ACP Registry",    icon: ACPRegistryIcon,  },  {    value: ProviderDriverKind.make("piAgent"),    label: "Pi Agent",    icon: PiAgentIcon,  },]; /** * Validate an instance id against the same slug rules the server applies in * `ProviderInstanceId` (see `packages/contracts/src/providerInstance.ts`). * Returns a user-facing error string, or `null` if valid. */function validateInstanceId(id: string, existing: ReadonlySet<string>): string | null {  if (id.length === 0) return "Instance ID is required.";  if (id.length > 64) return "Instance ID must be 64 characters or fewer.";  if (!INSTANCE_ID_PATTERN.test(id)) {    return "Instance ID must start with a letter and use only letters, digits, '-', or '_'.";  }  if (existing.has(id)) return `An instance named '${id}' already exists.`;  return null;} interface AddProviderInstanceDialogProps {  open: boolean;  onOpenChange: (open: boolean) => void;} export function AddProviderInstanceDialog({ open, onOpenChange }: AddProviderInstanceDialogProps) {  const settings = usePrimarySettings();  const updateSettings = useUpdatePrimarySettings();   const [wizardStep, setWizardStep] = useState(0);  const [driver, setDriver] = useState<ProviderDriverKind>(DEFAULT_DRIVER_KIND);  const [label, setLabel] = useState("");  const [accentColor, setAccentColor] = useState<string>("");  const [instanceIdOverride, setInstanceIdOverride] = useState<string | null>(null);  // Driver-specific config drafts keyed by driver so toggling between drivers  // during the same dialog session does not lose in-progress input.  const [configByDriver, setConfigByDriver] = useState<Record<string, Record<string, unknown>>>({});  // Errors are suppressed until the user has tried to submit once. After that  // they update live so fixing the problem clears the message in place.  const [hasAttemptedSubmit, setHasAttemptedSubmit] = useState(false);   const existingIds = useMemo(    () => new Set(Object.keys(settings.providerInstances ?? {})),    [settings.providerInstances],  );   const driverOption = DRIVER_OPTION_BY_VALUE[driver] ?? DEFAULT_DRIVER_OPTION;  const instanceId = instanceIdOverride ?? deriveInstanceId(driver, label);  const driverSettingsFields = useMemo(    () => deriveProviderSettingsFields(driverOption),    [driverOption],  );  const instanceIdError = validateInstanceId(instanceId, existingIds);  const showInstanceIdError = hasAttemptedSubmit && instanceIdError !== null;  const previewLabel = label.trim() || `${driverOption.label} Workspace`;  const wizardSteps = ["Driver", "Identity", "Config"] as const;  const wizardStepSummaries = [driverOption.label, previewLabel, null] as const;   const configDraft = configByDriver[driver] ?? EMPTY_CONFIG_DRAFT;  const setConfigDraft = useCallback(    (config: Record<string, unknown> | undefined) => {      setConfigByDriver((existing) => {        const next = { ...existing };        if (config === undefined || Object.keys(config).length === 0) {          delete next[driver];        } else {          next[driver] = config;        }        return next;      });    },    [driver],  );   const handleSave = useCallback(() => {    setHasAttemptedSubmit(true);    if (instanceIdError !== null) return;     const config = configByDriver[driver] ?? {};    const hasConfig = Object.keys(config).length > 0;    const normalizedAccentColor = normalizeProviderAccentColor(accentColor);     const nextInstance: ProviderInstanceConfig = {      driver,      enabled: true,      ...(label.trim().length > 0 ? { displayName: label.trim() } : {}),      ...(normalizedAccentColor ? { accentColor: normalizedAccentColor } : {}),      ...(hasConfig ? { config } : {}),    };    // `ProviderInstanceId.make` revalidates the slug; we've already checked    // it via `validateInstanceId`, but going through the brand constructor    // keeps the type boundary honest and guards against any future drift in    // the slug rules.    const brandedId = ProviderInstanceId.make(instanceId);    const nextMap = {      ...settings.providerInstances,      [brandedId]: nextInstance,    };    try {      updateSettings({ providerInstances: nextMap });      toastManager.add({        type: "success",        title: "Provider instance added",        description: `${driverOption.label} instance '${instanceId}' was added.`,      });      onOpenChange(false);    } catch (error) {      toastManager.add({        type: "error",        title: "Could not add provider instance",        description: error instanceof Error ? error.message : "Update failed.",      });    }  }, [    driver,    driverOption,    configByDriver,    instanceId,    instanceIdError,    label,    accentColor,    onOpenChange,    settings.providerInstances,    updateSettings,  ]);   return (    <Dialog open={open} onOpenChange={onOpenChange}>      <DialogPopup className="max-w-xl overflow-hidden">        <div className="flex min-h-0 flex-col overflow-hidden border-foreground/10 bg-background shadow-2xl">          <DialogHeader className="border-b border-border/70 bg-background">            <DialogTitle>Add provider instance</DialogTitle>            <DialogDescription>              Configure an additional provider instance — for example, a second Codex install              pointed at a different workspace.            </DialogDescription>            <div className="grid grid-cols-3 gap-2">              {wizardSteps.map((step, index) => (                <button                  key={step}                  type="button"                  className={cn(                    "grid min-w-0 grid-cols-[1rem_minmax(0,1fr)] gap-x-2 rounded-lg border px-3 py-2 text-left",                    index === wizardStep                      ? "border-primary bg-primary/10 ring-1 ring-primary/25"                      : index < wizardStep                        ? "border-border bg-background"                        : "border-border bg-muted/40",                  )}                  onClick={() => setWizardStep(index)}                >                  <span                    className={cn(                      "row-span-2 mt-0.5 grid size-4 place-items-center rounded-full border",                      index < wizardStep                        ? "border-primary bg-primary text-primary-foreground"                        : index === wizardStep                          ? "border-primary bg-background"                          : "border-muted-foreground/35 bg-background",                    )}                    aria-hidden                  >                    {index < wizardStep ? <CheckIcon className="size-3" /> : null}                  </span>                  <span className="text-[10px] font-medium uppercase text-muted-foreground">                    Step {index + 1}                  </span>                  <span className="truncate text-xs font-semibold text-foreground">                    {step}                    {index < wizardStep && wizardStepSummaries[index]                      ? `: ${wizardStepSummaries[index]}`                      : ""}                  </span>                </button>              ))}            </div>          </DialogHeader>           <div            data-slot="dialog-panel"            className="space-y-4 border-b border-border/70 bg-muted/20 px-6 py-5"          >            <AnimatedHeight>              <div className={cn("grid gap-2", wizardStep !== 0 && "hidden")}>                <span                  id="add-instance-driver-label"                  className="text-xs font-medium text-foreground"                >                  Driver                </span>                <RadioGroup                  value={driver}                  onValueChange={(value) => setDriver(ProviderDriverKind.make(value))}                  aria-labelledby="add-instance-driver-label"                  className="grid grid-cols-2 gap-2.5"                >                  {DRIVER_OPTIONS.map((option) => {                    const IconComponent = option.icon;                    const isSelected = option.value === driver;                    return (                      <RadioPrimitive.Root                        key={option.value}                        value={option.value}                        className={cn(                          "relative flex cursor-pointer items-center gap-3 rounded-lg border px-3 py-3 text-left outline-none transition-[background-color,border-color,box-shadow]",                          "focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-1 focus-visible:ring-offset-background",                          isSelected                            ? "border-primary bg-background shadow-sm ring-2 ring-primary/35"                            : "border-border bg-background hover:border-foreground/20 hover:bg-muted/50",                        )}                      >                        <IconComponent className="size-5 shrink-0" aria-hidden />                        <span className="min-w-0 flex-1 truncate text-sm font-medium text-foreground">                          {option.label}                        </span>                        {option.badgeLabel ? (                          <Badge variant="warning" size="sm">                            {option.badgeLabel}                          </Badge>                        ) : null}                      </RadioPrimitive.Root>                    );                  })}                  {COMING_SOON_DRIVER_OPTIONS.map((option) => {                    const IconComponent = option.icon;                    return (                      <RadioPrimitive.Root                        key={option.value}                        value={option.value}                        disabled                        className={cn(                          "relative flex cursor-not-allowed items-center gap-3 rounded-lg border border-border bg-background px-3 py-3 text-left opacity-55 outline-none",                        )}                      >                        <IconComponent                          className="size-5 shrink-0 text-muted-foreground"                          aria-hidden                        />                        <span className="min-w-0 flex-1 truncate text-sm font-medium text-foreground">                          {option.label}                        </span>                        <Badge variant="warning" size="sm">                          Coming Soon                        </Badge>                      </RadioPrimitive.Root>                    );                  })}                </RadioGroup>              </div>               <label className={cn("grid gap-2", wizardStep !== 1 && "hidden")}>                <span className="text-xs font-medium text-foreground">Label</span>                <Input                  className="bg-background"                  placeholder="e.g. Work"                  value={label}                  onChange={(event) => setLabel(event.target.value)}                />                <span className="text-[11px] text-muted-foreground">                  Shown in the provider list. Optional.                </span>              </label>               <label className={cn("grid gap-2", wizardStep !== 1 && "hidden")}>                <span className="text-xs font-medium text-foreground">Instance ID</span>                <Input                  className="bg-background"                  placeholder={`${driver}_work`}                  value={instanceId}                  onChange={(event) => {                    setInstanceIdOverride(event.target.value);                  }}                  aria-invalid={showInstanceIdError}                />                {showInstanceIdError ? (                  <span className="text-[11px] text-destructive">{instanceIdError}</span>                ) : (                  <span className="text-[11px] text-muted-foreground">                    Routing key used by threads and sessions. Letters, digits, '-', or '_'.                  </span>                )}              </label>               <div className={cn("grid gap-2", wizardStep !== 1 && "hidden")}>                <span className="text-xs font-medium text-foreground">Accent color</span>                <div className="flex min-w-0 flex-wrap items-center gap-2">                  <input                    type="color"                    value={normalizeProviderAccentColor(accentColor) ?? PROVIDER_ACCENT_SWATCHES[0]}                    onChange={(event) => setAccentColor(event.target.value)}                    aria-label="Provider instance accent color"                    className="h-8 w-10 cursor-pointer rounded-xl border border-input bg-background p-0.5"                  />                  <div className="flex flex-wrap gap-1.5">                    {PROVIDER_ACCENT_SWATCHES.map((swatch) => {                      const selected = accentColor.toLowerCase() === swatch;                      return (                        <button                          key={swatch}                          type="button"                          className={cn(                            "size-6 cursor-pointer rounded-full border transition",                            selected                              ? "scale-110 border-foreground ring-2 ring-ring ring-offset-1 ring-offset-background"                              : "border-black/10 hover:scale-105 dark:border-white/20",                          )}                          style={{ backgroundColor: swatch }}                          onClick={() => setAccentColor(swatch)}                          aria-label={`Use ${swatch} accent`}                        />                      );                    })}                  </div>                  {accentColor ? (                    <Button                      type="button"                      size="sm"                      variant="ghost"                      className="h-7 px-2 text-xs text-muted-foreground"                      onClick={() => setAccentColor("")}                    >                      Clear                    </Button>                  ) : null}                </div>                <span className="text-[11px] text-muted-foreground">                  Optional marker shown in the picker.                </span>              </div>               {driverSettingsFields.length > 0 ? (                <div className={cn("grid gap-4", wizardStep !== 2 && "hidden")}>                  <ProviderSettingsForm                    definition={driverOption}                    value={configDraft}                    idPrefix={`add-provider-${driver}`}                    variant="dialog"                    onChange={setConfigDraft}                  />                </div>              ) : wizardStep === 2 ? (                <div className="grid gap-2">                  <p className="text-sm text-muted-foreground">                    This driver has no required configuration. You can add the instance now.                  </p>                </div>              ) : null}            </AnimatedHeight>          </div>           <DialogFooter className="border-t bg-background">            <Button              variant="outline"              size="sm"              onClick={() => {                if (wizardStep === 0) {                  onOpenChange(false);                  return;                }                setWizardStep((step) => Math.max(0, step - 1));              }}            >              {wizardStep === 0 ? "Cancel" : "Back"}            </Button>            {wizardStep < wizardSteps.length - 1 ? (              <Button size="sm" onClick={() => setWizardStep((step) => Math.min(2, step + 1))}>                Next              </Button>            ) : (              <Button size="sm" onClick={handleSave}>                Add instance              </Button>            )}          </DialogFooter>        </div>      </DialogPopup>    </Dialog>  );}