| 27 | |
| 28 | // Function to calculate driver position based on their segment progress |
| 29 | function getDriverPosition( |
| 30 | timingDriver: TimingDataDriver | undefined, |
| 31 | originalTrackPoints: { x: number; y: number }[] | null, |
| 32 | ): PositionCar | null { |
| 33 | if (!timingDriver || !originalTrackPoints || originalTrackPoints.length === 0) { |
| 34 | return null; |
| 35 | } |
| 36 | |
| 37 | // Get all segments from all sectors |
| 38 | const allSegments = timingDriver.Sectors.flatMap((sector) => sector.Segments); |
| 39 | |
| 40 | if (allSegments.length === 0) { |
| 41 | // No segments available, position at start/finish line |
| 42 | return { |
| 43 | Status: "OnTrack", |
| 44 | X: originalTrackPoints[0].x, |
| 45 | Y: originalTrackPoints[0].y, |
| 46 | Z: 0, |
| 47 | }; |
| 48 | } |
| 49 | |
| 50 | // Find the furthest segment with a meaningful status |
| 51 | // Status values: 0 = not started, 1 = in progress, 2+ = completed |
| 52 | let furthestSegmentIndex = -1; |
| 53 | for (let i = allSegments.length - 1; i >= 0; i--) { |
| 54 | const status = allSegments[i].Status; |
| 55 | if (status !== undefined && status > 0) { |
| 56 | furthestSegmentIndex = i; |
| 57 | break; |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | // If no completed segments found, check for any segment with status 0 (current segment) |
| 62 | if (furthestSegmentIndex === -1) { |
| 63 | for (let i = 0; i < allSegments.length; i++) { |
| 64 | if (allSegments[i].Status !== undefined) { |
| 65 | furthestSegmentIndex = i; |
| 66 | break; |
| 67 | } |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | // Still no segments found, default to start |
| 72 | if (furthestSegmentIndex === -1) { |
| 73 | furthestSegmentIndex = 0; |
| 74 | } |
| 75 | |
| 76 | // Calculate position index based on segment progress |
| 77 | // Add small offset for in-progress segments to show forward movement |
| 78 | const baseRatio = furthestSegmentIndex / Math.max(allSegments.length - 1, 1); |
| 79 | const currentSegmentStatus = allSegments[furthestSegmentIndex]?.Status || 0; |
| 80 | |
| 81 | // Add fractional progress within current segment if it's in progress (status 1) |
| 82 | const segmentProgress = currentSegmentStatus === 1 ? 0.5 : 0; |
| 83 | const segmentSize = 1 / Math.max(allSegments.length, 1); |
| 84 | const adjustedRatio = baseRatio + segmentProgress * segmentSize; |
| 85 | |
| 86 | const positionIndex = Math.floor(adjustedRatio * (originalTrackPoints.length - 1)); |