35abe67684
- Create DashboardLoader component with pulsing Fusion logo and progress bar animation - Add CSS keyframe animations for smooth loading states - Gate initial App render with loader until dashboard data is ready - Add comprehensive tests for DashboardLoader component and App loading behavior - Update existing App tests to account for loader wrapper
80 lines
2.3 KiB
TypeScript
80 lines
2.3 KiB
TypeScript
import { Loader2 } from "lucide-react";
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export type DashboardLoaderStage = "projects" | "project" | "tasks" | "ready";
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interface DashboardLoaderProps {
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stage: DashboardLoaderStage;
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}
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interface LoaderStep {
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id: Exclude<DashboardLoaderStage, "ready">;
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label: string;
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}
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const LOADER_STEPS: LoaderStep[] = [
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{ id: "projects", label: "Loading projects" },
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{ id: "project", label: "Selecting project" },
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{ id: "tasks", label: "Fetching tasks" },
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];
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function getStepState(stepId: LoaderStep["id"], stage: DashboardLoaderStage): "done" | "active" | "pending" {
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if (stage === "ready") {
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return "done";
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}
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const currentStageIndex = LOADER_STEPS.findIndex((step) => step.id === stage);
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const stepIndex = LOADER_STEPS.findIndex((step) => step.id === stepId);
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if (stepIndex < currentStageIndex) {
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return "done";
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}
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if (stepIndex === currentStageIndex) {
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return "active";
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}
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return "pending";
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}
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export function DashboardLoader({ stage }: DashboardLoaderProps) {
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return (
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<div
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className="dashboard-loader"
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role="status"
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aria-live="polite"
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aria-label="Loading Fusion dashboard"
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data-stage={stage}
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>
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<div className="dashboard-loader__content">
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<h1 className="dashboard-loader__logo">Fusion</h1>
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<p className="dashboard-loader__message">Initializing dashboard...</p>
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<ol className="dashboard-loader__steps" aria-label="Dashboard loading progress">
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{LOADER_STEPS.map((step) => {
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const stepState = getStepState(step.id, stage);
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return (
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<li
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key={step.id}
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className={`dashboard-loader__step dashboard-loader__step--${stepState}`}
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data-testid={`dashboard-loader-step-${step.id}`}
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>
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<span className="dashboard-loader__step-icon" aria-hidden="true">
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{stepState === "done" ? (
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"✓"
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) : stepState === "active" ? (
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<Loader2 className="dashboard-loader__spinner animate-spin" size={14} />
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) : (
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"•"
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)}
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</span>
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<span className="dashboard-loader__step-label">{step.label}</span>
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</li>
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);
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})}
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</ol>
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</div>
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</div>
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);
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}
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