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fix(mileage): recover sparse source daily distance

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lingniu
2026-07-19 22:57:31 +08:00
parent e45daff528
commit 4c64c4c738
11 changed files with 364 additions and 80 deletions
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26
go/vehicle-gateway/internal/stats/source_mileage.go
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@@ -638,6 +638,28 @@ const projectSourceIdentitySampleCountSQL = `(
= COALESCE(NULLIF(TRIM(s.phone), ''), NULLIF(TRIM(s.device_id), ''), s.source_key)
)`
// A fresh cumulative odometer is authoritative. When an upstream odometer is
// stale at zero but device-speed-backed coordinates prove movement, the
// coordinate estimate must beat the synthetic zero-day carry-forward. A true
// positive odometer still always outranks the estimate.
const projectMileageEvidenceRankSQL = `CASE
WHEN COALESCE(s.daily_mileage_km, 0) > 0
AND COALESCE(s.quality_reason, '') <> '` + QualityReasonGPSCoordinate + `' THEN 0
WHEN COALESCE(s.daily_mileage_km, 0) > 0
AND COALESCE(s.quality_reason, '') = '` + QualityReasonGPSCoordinate + `' THEN 1
WHEN COALESCE(s.quality_reason, '') <> '` + QualityReasonGPSCoordinate + `' THEN 2
ELSE 3
END`
const selectedMileageEvidenceRankSQL = `CASE
WHEN COALESCE(s2.daily_mileage_km, 0) > 0
AND COALESCE(s2.quality_reason, '') <> '` + QualityReasonGPSCoordinate + `' THEN 0
WHEN COALESCE(s2.daily_mileage_km, 0) > 0
AND COALESCE(s2.quality_reason, '') = '` + QualityReasonGPSCoordinate + `' THEN 1
WHEN COALESCE(s2.quality_reason, '') <> '` + QualityReasonGPSCoordinate + `' THEN 2
ELSE 3
END`
const selectedSourceIdentitySampleCountSQL = `(
SELECT COALESCE(SUM(identity_source.sample_count), 0)
FROM vehicle_daily_mileage_source identity_source
@@ -672,7 +694,7 @@ WHERE s.vin = ?
AND (ds.source_code IS NULL OR TRIM(ds.source_code) = '')
AND (ds.platform_name IS NULL OR TRIM(ds.platform_name) = '')
))
ORDER BY CASE WHEN COALESCE(s.quality_reason, '') = '` + QualityReasonGPSCoordinate + `' THEN 1 ELSE 0 END,
ORDER BY ` + projectMileageEvidenceRankSQL + `,
CASE COALESCE(NULLIF(NULLIF(TRIM(ds.source_kind), ''), 'UNKNOWN'), CASE WHEN s.source_key LIKE '%` + platformSourceKeyPrefix + `%' THEN 'PLATFORM' WHEN s.source_key LIKE '%` + directSourceKeySuffix + `' THEN 'DIRECT' ELSE 'UNKNOWN' END)
WHEN 'PLATFORM' THEN 0
WHEN 'DIRECT' THEN 1
@@ -713,7 +735,7 @@ LEFT JOIN (
AND (ds.source_code IS NULL OR TRIM(ds.source_code) = '')
AND (ds.platform_name IS NULL OR TRIM(ds.platform_name) = '')
))
ORDER BY CASE WHEN COALESCE(s2.quality_reason, '') = '` + QualityReasonGPSCoordinate + `' THEN 1 ELSE 0 END,
ORDER BY ` + selectedMileageEvidenceRankSQL + `,
CASE COALESCE(NULLIF(NULLIF(TRIM(ds.source_kind), ''), 'UNKNOWN'), CASE WHEN s2.source_key LIKE '%` + platformSourceKeyPrefix + `%' THEN 'PLATFORM' WHEN s2.source_key LIKE '%` + directSourceKeySuffix + `' THEN 'DIRECT' ELSE 'UNKNOWN' END)
WHEN 'PLATFORM' THEN 0
WHEN 'DIRECT' THEN 1