/**
 * Tests for CTMap component types and data structures
 *
 * Note: The CTMap component imports Leaflet which requires a browser environment.
 * These tests focus on type validation and data structure verification that can
 * run in Deno without a full browser DOM.
 *
 * For full component integration tests, use browser-based testing.
 */
import { describe, it } from "@std/testing/bdd";
import { expect } from "@std/expect";
import type {
  Bounds,
  CtBoundsChangeDetail,
  CtCircleClickDetail,
  CtClickDetail,
  CtMarkerClickDetail,
  CtMarkerDragEndDetail,
  LatLng,
  MapCircle,
  MapMarker,
  MapPolyline,
  MapValue,
} from "./types.ts";

// === Type Structure Tests ===
// These tests verify that the type definitions are correctly structured

describe("CTMap Types - LatLng", () => {
  it("should define lat and lng as numbers", () => {
    const latLng: LatLng = { lat: 37.7749, lng: -122.4194 };
    expect(typeof latLng.lat).toBe("number");
    expect(typeof latLng.lng).toBe("number");
  });

  it("should accept valid coordinate values", () => {
    const validCoords: LatLng[] = [
      { lat: 0, lng: 0 },
      { lat: -90, lng: -180 },
      { lat: 90, lng: 180 },
      { lat: 37.7749, lng: -122.4194 },
    ];
    for (const coord of validCoords) {
      expect(coord.lat).toBeDefined();
      expect(coord.lng).toBeDefined();
    }
  });
});

describe("CTMap Types - Bounds", () => {
  it("should define all four boundary values", () => {
    const bounds: Bounds = {
      north: 38,
      south: 37,
      east: -122,
      west: -123,
    };
    expect(typeof bounds.north).toBe("number");
    expect(typeof bounds.south).toBe("number");
    expect(typeof bounds.east).toBe("number");
    expect(typeof bounds.west).toBe("number");
  });

  it("should represent a valid bounding box", () => {
    const sanFranciscoBounds: Bounds = {
      north: 37.8324,
      south: 37.7034,
      east: -122.3573,
      west: -122.5167,
    };
    expect(sanFranciscoBounds.north).toBeGreaterThan(sanFranciscoBounds.south);
    expect(sanFranciscoBounds.east).toBeGreaterThan(sanFranciscoBounds.west);
  });
});

describe("CTMap Types - MapMarker", () => {
  it("should require position", () => {
    const marker: MapMarker = {
      position: { lat: 37.7749, lng: -122.4194 },
    };
    expect(marker.position).toBeDefined();
    expect(marker.position.lat).toBe(37.7749);
    expect(marker.position.lng).toBe(-122.4194);
  });

  it("should support all optional properties", () => {
    const marker: MapMarker = {
      position: { lat: 37.7749, lng: -122.4194 },
      title: "Test Marker",
      description: "A test marker description",
      icon: "📍",
      draggable: true,
    };
    expect(marker.title).toBe("Test Marker");
    expect(marker.description).toBe("A test marker description");
    expect(marker.icon).toBe("📍");
    expect(marker.draggable).toBe(true);
  });

  it("should allow undefined optional properties", () => {
    const marker: MapMarker = {
      position: { lat: 0, lng: 0 },
    };
    expect(marker.title).toBeUndefined();
    expect(marker.description).toBeUndefined();
    expect(marker.icon).toBeUndefined();
    expect(marker.draggable).toBeUndefined();
    expect(marker.popup).toBeUndefined();
  });
});

describe("CTMap Types - MapCircle", () => {
  it("should require center and radius", () => {
    const circle: MapCircle = {
      center: { lat: 37.7749, lng: -122.4194 },
      radius: 500,
    };
    expect(circle.center).toBeDefined();
    expect(circle.radius).toBe(500);
  });

  it("should support all optional styling properties", () => {
    const circle: MapCircle = {
      center: { lat: 37.7749, lng: -122.4194 },
      radius: 1000,
      color: "#ff0000",
      fillOpacity: 0.5,
      strokeWidth: 3,
      title: "Coverage Area",
      description: "A circular coverage area",
    };
    expect(circle.color).toBe("#ff0000");
    expect(circle.fillOpacity).toBe(0.5);
    expect(circle.strokeWidth).toBe(3);
    expect(circle.title).toBe("Coverage Area");
    expect(circle.description).toBe("A circular coverage area");
  });

  it("should allow undefined optional properties", () => {
    const circle: MapCircle = {
      center: { lat: 0, lng: 0 },
      radius: 100,
    };
    expect(circle.color).toBeUndefined();
    expect(circle.fillOpacity).toBeUndefined();
    expect(circle.strokeWidth).toBeUndefined();
    expect(circle.title).toBeUndefined();
    expect(circle.popup).toBeUndefined();
  });
});

describe("CTMap Types - MapPolyline", () => {
  it("should require points array", () => {
    const polyline: MapPolyline = {
      points: [
        { lat: 37.7749, lng: -122.4194 },
        { lat: 34.0522, lng: -118.2437 },
      ],
    };
    expect(polyline.points).toHaveLength(2);
    expect(polyline.points[0].lat).toBe(37.7749);
    expect(polyline.points[1].lat).toBe(34.0522);
  });

  it("should support styling properties", () => {
    const polyline: MapPolyline = {
      points: [
        { lat: 37.7749, lng: -122.4194 },
        { lat: 34.0522, lng: -118.2437 },
        { lat: 32.7157, lng: -117.1611 },
      ],
      color: "#00ff00",
      strokeWidth: 4,
      dashArray: "5, 10",
    };
    expect(polyline.color).toBe("#00ff00");
    expect(polyline.strokeWidth).toBe(4);
    expect(polyline.dashArray).toBe("5, 10");
  });

  it("should allow multiple points for complex routes", () => {
    const route: MapPolyline = {
      points: Array.from({ length: 10 }, (_, i) => ({
        lat: 37 + i * 0.1,
        lng: -122 + i * 0.1,
      })),
    };
    expect(route.points).toHaveLength(10);
  });
});

describe("CTMap Types - MapValue", () => {
  it("should support empty structure", () => {
    const empty: MapValue = {};
    expect(empty.markers).toBeUndefined();
    expect(empty.circles).toBeUndefined();
    expect(empty.polylines).toBeUndefined();
  });

  it("should support markers only", () => {
    const markersOnly: MapValue = {
      markers: [
        { position: { lat: 37.7749, lng: -122.4194 } },
        { position: { lat: 34.0522, lng: -118.2437 } },
      ],
    };
    expect(markersOnly.markers).toHaveLength(2);
    expect(markersOnly.circles).toBeUndefined();
    expect(markersOnly.polylines).toBeUndefined();
  });

  it("should support circles only", () => {
    const circlesOnly: MapValue = {
      circles: [
        { center: { lat: 37.7749, lng: -122.4194 }, radius: 500 },
      ],
    };
    expect(circlesOnly.circles).toHaveLength(1);
    expect(circlesOnly.markers).toBeUndefined();
  });

  it("should support polylines only", () => {
    const polylinesOnly: MapValue = {
      polylines: [
        {
          points: [
            { lat: 37.7749, lng: -122.4194 },
            { lat: 34.0522, lng: -118.2437 },
          ],
        },
      ],
    };
    expect(polylinesOnly.polylines).toHaveLength(1);
    expect(polylinesOnly.markers).toBeUndefined();
  });

  it("should support all feature types together", () => {
    const fullMap: MapValue = {
      markers: [
        { position: { lat: 37.7749, lng: -122.4194 }, title: "SF" },
        { position: { lat: 34.0522, lng: -118.2437 }, title: "LA" },
      ],
      circles: [
        { center: { lat: 37.7749, lng: -122.4194 }, radius: 5000 },
      ],
      polylines: [
        {
          points: [
            { lat: 37.7749, lng: -122.4194 },
            { lat: 34.0522, lng: -118.2437 },
          ],
          color: "#0000ff",
        },
      ],
    };
    expect(fullMap.markers).toHaveLength(2);
    expect(fullMap.circles).toHaveLength(1);
    expect(fullMap.polylines).toHaveLength(1);
  });

  it("should support empty arrays", () => {
    const emptyArrays: MapValue = {
      markers: [],
      circles: [],
      polylines: [],
    };
    expect(emptyArrays.markers).toHaveLength(0);
    expect(emptyArrays.circles).toHaveLength(0);
    expect(emptyArrays.polylines).toHaveLength(0);
  });
});

// === Event Detail Type Tests ===

describe("CTMap Types - CtClickDetail", () => {
  it("should contain lat and lng", () => {
    const detail: CtClickDetail = {
      lat: 37.7749,
      lng: -122.4194,
    };
    expect(typeof detail.lat).toBe("number");
    expect(typeof detail.lng).toBe("number");
  });
});

describe("CTMap Types - CtBoundsChangeDetail", () => {
  it("should contain bounds, center, and zoom", () => {
    const detail: CtBoundsChangeDetail = {
      bounds: { north: 38, south: 37, east: -122, west: -123 },
      center: { lat: 37.5, lng: -122.5 },
      zoom: 10,
    };
    expect(detail.bounds.north).toBe(38);
    expect(detail.center.lat).toBe(37.5);
    expect(detail.zoom).toBe(10);
  });
});

describe("CTMap Types - CtMarkerClickDetail", () => {
  it("should contain marker, index, and coordinates", () => {
    const detail: CtMarkerClickDetail = {
      marker: { position: { lat: 37.7749, lng: -122.4194 }, title: "Test" },
      index: 0,
      lat: 37.7749,
      lng: -122.4194,
    };
    expect(detail.marker.title).toBe("Test");
    expect(detail.index).toBe(0);
    expect(detail.lat).toBe(37.7749);
    expect(detail.lng).toBe(-122.4194);
  });
});

describe("CTMap Types - CtMarkerDragEndDetail", () => {
  it("should contain marker, index, position, and oldPosition", () => {
    const detail: CtMarkerDragEndDetail = {
      marker: { position: { lat: 37.78, lng: -122.42 }, draggable: true },
      index: 0,
      position: { lat: 37.78, lng: -122.42 },
      oldPosition: { lat: 37.7749, lng: -122.4194 },
    };
    expect(detail.marker.draggable).toBe(true);
    expect(detail.position.lat).toBe(37.78);
    expect(detail.oldPosition.lat).toBe(37.7749);
  });
});

describe("CTMap Types - CtCircleClickDetail", () => {
  it("should contain circle, index, and coordinates", () => {
    const detail: CtCircleClickDetail = {
      circle: { center: { lat: 37.7749, lng: -122.4194 }, radius: 500 },
      index: 0,
      lat: 37.7749,
      lng: -122.4194,
    };
    expect(detail.circle.radius).toBe(500);
    expect(detail.index).toBe(0);
    expect(detail.lat).toBe(37.7749);
  });
});

// === Coordinate Validation Tests ===

describe("CTMap coordinate validation scenarios", () => {
  it("should handle edge case latitudes", () => {
    const northPole: LatLng = { lat: 90, lng: 0 };
    const southPole: LatLng = { lat: -90, lng: 0 };
    const equator: LatLng = { lat: 0, lng: 0 };

    expect(northPole.lat).toBe(90);
    expect(southPole.lat).toBe(-90);
    expect(equator.lat).toBe(0);
  });

  it("should handle edge case longitudes", () => {
    const dateLine: LatLng = { lat: 0, lng: 180 };
    const antiDateLine: LatLng = { lat: 0, lng: -180 };
    const primeMeridian: LatLng = { lat: 0, lng: 0 };

    expect(dateLine.lng).toBe(180);
    expect(antiDateLine.lng).toBe(-180);
    expect(primeMeridian.lng).toBe(0);
  });

  it("should handle typical city coordinates", () => {
    const cities: Record<string, LatLng> = {
      sanFrancisco: { lat: 37.7749, lng: -122.4194 },
      newYork: { lat: 40.7128, lng: -74.006 },
      london: { lat: 51.5074, lng: -0.1278 },
      tokyo: { lat: 35.6762, lng: 139.6503 },
      sydney: { lat: -33.8688, lng: 151.2093 },
    };

    // All cities should have valid coordinates
    for (const [_name, coords] of Object.entries(cities)) {
      expect(coords.lat).toBeGreaterThanOrEqual(-90);
      expect(coords.lat).toBeLessThanOrEqual(90);
      expect(coords.lng).toBeGreaterThanOrEqual(-180);
      expect(coords.lng).toBeLessThanOrEqual(180);
    }
  });
});

// === Data Structure Tests ===

describe("CTMap data structure scenarios", () => {
  it("should handle large marker collections", () => {
    const markers: MapMarker[] = Array.from({ length: 1000 }, (_, i) => ({
      position: { lat: 37 + (i / 1000), lng: -122 + (i / 1000) },
      title: `Marker ${i}`,
    }));

    const mapValue: MapValue = { markers };
    expect(mapValue.markers).toHaveLength(1000);
    expect(mapValue.markers![0].title).toBe("Marker 0");
    expect(mapValue.markers![999].title).toBe("Marker 999");
  });

  it("should handle complex polyline routes", () => {
    // Simulate a hiking trail with many waypoints
    const trailPoints: LatLng[] = Array.from({ length: 100 }, (_, i) => ({
      lat: 37.7 + Math.sin(i / 10) * 0.1,
      lng: -122.4 + Math.cos(i / 10) * 0.1,
    }));

    const trail: MapPolyline = {
      points: trailPoints,
      color: "#228B22", // Forest green
      strokeWidth: 3,
    };

    expect(trail.points).toHaveLength(100);
    expect(trail.color).toBe("#228B22");
  });

  it("should handle overlapping circles", () => {
    const coverageAreas: MapCircle[] = [
      { center: { lat: 37.77, lng: -122.42 }, radius: 1000 },
      { center: { lat: 37.78, lng: -122.41 }, radius: 1000 },
      { center: { lat: 37.77, lng: -122.40 }, radius: 1000 },
    ];

    const mapValue: MapValue = { circles: coverageAreas };
    expect(mapValue.circles).toHaveLength(3);
  });

  it("should handle markers with various icon types", () => {
    const markers: MapMarker[] = [
      { position: { lat: 37.77, lng: -122.42 }, icon: "📍" },
      { position: { lat: 37.78, lng: -122.41 }, icon: "🏠" },
      { position: { lat: 37.79, lng: -122.40 }, icon: "⭐" },
      { position: { lat: 37.80, lng: -122.39 }, icon: "🎯" },
      { position: { lat: 37.81, lng: -122.38 } }, // Default icon
    ];

    expect(markers[0].icon).toBe("📍");
    expect(markers[1].icon).toBe("🏠");
    expect(markers[4].icon).toBeUndefined();
  });
});

// === Schema Binding Data Shape Tests ===

describe("CTMap schema binding data shapes", () => {
  it("should define marker structure compatible with JSON schema", () => {
    // The component uses JSON schema for nested cell resolution
    // This test verifies the data shape matches expectations
    const marker: MapMarker = {
      position: { lat: 37.7749, lng: -122.4194 },
      title: "Test",
    };

    // Position must be an object with lat/lng numbers
    expect(typeof marker.position).toBe("object");
    expect(typeof marker.position.lat).toBe("number");
    expect(typeof marker.position.lng).toBe("number");
  });

  it("should define circle structure compatible with JSON schema", () => {
    const circle: MapCircle = {
      center: { lat: 37.7749, lng: -122.4194 },
      radius: 500,
    };

    // Center must be an object with lat/lng numbers
    expect(typeof circle.center).toBe("object");
    expect(typeof circle.center.lat).toBe("number");
    expect(typeof circle.center.lng).toBe("number");
    expect(typeof circle.radius).toBe("number");
  });

  it("should define polyline structure compatible with JSON schema", () => {
    const polyline: MapPolyline = {
      points: [
        { lat: 37.7749, lng: -122.4194 },
        { lat: 34.0522, lng: -118.2437 },
      ],
    };

    // Points must be an array of lat/lng objects
    expect(Array.isArray(polyline.points)).toBe(true);
    for (const point of polyline.points) {
      expect(typeof point).toBe("object");
      expect(typeof point.lat).toBe("number");
      expect(typeof point.lng).toBe("number");
    }
  });

  it("should define bounds structure compatible with JSON schema", () => {
    const bounds: Bounds = {
      north: 38,
      south: 37,
      east: -122,
      west: -123,
    };

    // All bounds properties must be numbers
    expect(typeof bounds.north).toBe("number");
    expect(typeof bounds.south).toBe("number");
    expect(typeof bounds.east).toBe("number");
    expect(typeof bounds.west).toBe("number");
  });
});

// === Edge Cases ===

describe("CTMap edge cases", () => {
  it("should handle zero radius circles", () => {
    const circle: MapCircle = {
      center: { lat: 0, lng: 0 },
      radius: 0,
    };
    expect(circle.radius).toBe(0);
  });

  it("should handle single-point polylines", () => {
    const polyline: MapPolyline = {
      points: [{ lat: 0, lng: 0 }],
    };
    expect(polyline.points).toHaveLength(1);
  });

  it("should handle empty string properties", () => {
    const marker: MapMarker = {
      position: { lat: 0, lng: 0 },
      title: "",
      description: "",
      icon: "",
    };
    expect(marker.title).toBe("");
    expect(marker.description).toBe("");
    expect(marker.icon).toBe("");
  });

  it("should handle very large radius values", () => {
    // Earth's circumference is about 40,075 km
    const circle: MapCircle = {
      center: { lat: 0, lng: 0 },
      radius: 20000000, // 20,000 km
    };
    expect(circle.radius).toBe(20000000);
  });

  it("should handle decimal precision in coordinates", () => {
    const preciseCoord: LatLng = {
      lat: 37.7749295,
      lng: -122.4194155,
    };
    expect(preciseCoord.lat).toBe(37.7749295);
    expect(preciseCoord.lng).toBe(-122.4194155);
  });
});