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Watch App bolus precision doesn't match Omnipod's #925

@shaunlichti

Description

@shaunlichti

Describe the bug
When using the bolus interface on the Loop Apple Watch app, it is possible to dial in a bolus amount with greater precision (0.025 units) than Omnipod can actually deliver. Issue occurs when selecting a bolus value < 1 unit.

Attach an Issue Report
N/A

To Reproduce
Steps to reproduce the behavior:

  1. Go to Loop app on Apple Watch
  2. Tap on Bolus
  3. Use digital crown on the side of the watch to dial the bolus down to a value < 1 unit.
  4. Observe dose increments of 0.025 units.

Expected behavior
All possible bolus dose selections will conform to the delivery constraints of the given active pump.

Screenshots
IMG_4340

Phone

  • Hardware: iPhone XS
  • Software: iOS 12.2
  • Watch Hardware: Apple Watch Series 4
  • Watch OS: 5.2

Loop Version

  • Version Number: 1.10.0DEV
  • Repo: LoopKit/Loop/omnipod-testing

CGM

  • Device: Dexcom G6
  • Manager app: Dexcom App

Pump

  • Manufacturer: Omnipod
  • Model: Eros

Additional context
This is based on my understanding that Omnipod's delivery precision is 0.05u/pulse. Apologies if I've misunderstood something here!

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