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Add battery percent charged calculation #64

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Add battery percent charged calculation #64

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2 changes: 2 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -202,6 +202,8 @@ batteries[0].i_out
#=> -7.4
batteries[0].grid_state
#=> GridState.COMPLIANT
batteries[0].percent_charged
#=> 52.58
```

### Powerwall Status
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6 changes: 6 additions & 0 deletions tesla_powerwall/responses.py
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Expand Up @@ -285,9 +285,14 @@ class BatteryResponse(ResponseBase):
f_out: float
i_out: float
grid_state: GridState
percent_charged: float

@staticmethod
def from_dict(src: dict) -> "BatteryResponse":
percent_charged = (
100.0 * src["nominal_energy_remaining"] / src["nominal_full_pack_energy"]
)

return BatteryResponse(
src,
part_number=src["PackagePartNumber"],
Expand All @@ -303,4 +308,5 @@ def from_dict(src: dict) -> "BatteryResponse":
f_out=src["f_out"],
i_out=src["i_out"],
grid_state=GridState(src["pinv_grid_state"]),
percent_charged=percent_charged,
)
1 change: 1 addition & 0 deletions tests/integration/test_powerwall.py
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Expand Up @@ -87,6 +87,7 @@ async def test_batteries(self) -> None:
battery.capacity
battery.part_number
battery.serial_number
battery.percent_charged

async def test_grid_status(self) -> None:
grid_status = await self.powerwall.get_grid_status()
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1 change: 1 addition & 0 deletions tests/unit/test_powerwall.py
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Expand Up @@ -256,6 +256,7 @@ async def test_system_status(self):
self.assertEqual(batteries[0].q_out, 30)
self.assertEqual(batteries[0].v_out, 226.60000000000002)
self.assertEqual(batteries[0].grid_state, GridState.COMPLIANT)
self.assertEqual(batteries[0].percent_charged, 100.0 * 7378 / 14031)
self.aresponses.assert_plan_strictly_followed()

async def test_islanding_mode_offgrid(self):
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