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Challenges/calculate-estimated-arrival-times·DataWeave·ELEMENTARY
DataWeaveELEMENTARY

Calculate Estimated Arrival Times

Veridian Logistics needs to project accurate delivery windows by adding estimated transit durations to a shipment's departure time. You will transform an incoming tracking payload, using DataWeave's core period functions to safely perform mathematical additions on date-time values.

#kafka#rest-api#dwl::core
BY @patryk_bandurski
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%dw 2.0
output application/json
---
payload
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The fastest way
to learn integration.

01.
Production payloads
Real CSV/JSON/XML you'll meet on day one — null fields, mixed casing, partial records.
02.
Design problems
What practitioners actually solve — null-safety, idempotency, retries, batch boundaries.
03.
Edge cases that break
Empty arrays, type coercion, deeply nested transforms, locale-specific dates.
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// WHAT YOU'LL BUILDHOW IT WORKS ↓
01.
Live DataWeave editor
Real DWL 2.0 IDE with helpers, modules, syntax highlighting.
02.
Test cases run on real runner
Same Go runner used in prod. Diffs show exactly which fields fail.
03.
3 graded attempts
Submit when you're ready. Score persists. Solution unlocks after pass or last attempt.
04.
Helpers & multi-module DWL
Bring in reusable %dw modules. Import, export, compose.
05.
XP & leaderboard
Points + XP awarded per challenge. Trail progress synced.
06.
Production-style payloads
Real CSV/JSON/XML — null fields, mixed casing, partial records.