front: fix train on map (ts v2)

[clarani]

fix #7578

[SharglutDev]

Really nice refacto ! Not tested.

[Uriel-Sautron]

Under review

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 2.65700% with 403 lines in your changes missing coverage. Please review.

Project coverage is 28.27%. Comparing base (8a9e3ea) to head (0354953).
Report is 1 commits behind head on dev.

Files	Patch %	Lines
...c/common/Map/components/TrainOnMap/getTrainBody.ts	0.00%	133 Missing and 1 partial ⚠️
...rc/common/Map/components/TrainOnMap/TrainOnMap.tsx	0.00%	119 Missing and 1 partial ⚠️
...lationResult/components/SimulationResultsMapV2.tsx	0.00%	59 Missing ⚠️
...lationResultsMap/getSelectedTrainHoverPositions.ts	0.00%	38 Missing and 1 partial ⚠️
...t/components/SpeedSpaceChart/SpeedSpaceChartV2.tsx	0.00%	12 Missing ⚠️
...perationalStudies/views/v2/SimulationResultsV2.tsx	0.00%	10 Missing ⚠️
...mponents/SpaceCurvesSlopes/SpaceCurvesSlopesV2.tsx	0.00%	10 Missing ⚠️
...odules/simulationResult/components/TimeButtons.tsx	0.00%	8 Missing ⚠️
front/src/utils/physics.ts	69.23%	4 Missing ⚠️
...onents/SimulationResultsMap/TrainHoverPosition.tsx	0.00%	1 Missing and 1 partial ⚠️
... and 4 more

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Additional details and impacted files

@@             Coverage Diff              @@
##                dev    #7773      +/-   ##
============================================
- Coverage     28.33%   28.27%   -0.06%     
  Complexity     2075     2075              
============================================
  Files          1270     1273       +3     
  Lines        155784   156068     +284     
  Branches       3076     3079       +3     
============================================
- Hits          44139    44136       -3     
- Misses       109812   110096     +284     
- Partials       1833     1836       +3     

Flag	Coverage Δ
core	75.03% <ø> (ø)
editoast	70.98% <ø> (-0.04%)	⬇️
front	9.93% <2.65%> (-0.02%)	⬇️
gateway	2.34% <ø> (ø)
railjson_generator	87.49% <ø> (ø)
tests	72.93% <ø> (ø)

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[anisometropie]

Simulation is going backward now
https://github.com/OpenRailAssociation/osrd/assets/24652545/28b7f95e-8100-4a18-9876-b18548a6f89a

[SarahBellaha]

LGTM, nice work 💪

[kmer2016]

LGTM ! Good job !