Implement telemetry enhancements: add reading of Deye registers 145 and 179 in telemetry collector to derive is_export_limited and pv_derating_flags. Update fn_telemetry_inverter_sample to store these flags, and adjust related documentation and API endpoints accordingly.

backend/tests/test_telemetry_export_limit_flags.py

@@ -0,0 +1,28 @@
+"""Logika is_export_limited / pv_derating_flags z Deye reg 145 a 179."""
+
+from services.telemetry_collector import _export_limit_flags_from_deye_regs
+
+
+def test_both_none_unknown() -> None:
+    lim, flags = _export_limit_flags_from_deye_regs(None, None)
+    assert lim is None and flags is None
+
+
+def test_solar_sell_disabled() -> None:
+    lim, flags = _export_limit_flags_from_deye_regs(0, None)
+    assert lim is True and flags == 1
+
+
+def test_solar_sell_enabled_only() -> None:
+    lim, flags = _export_limit_flags_from_deye_regs(1, None)
+    assert lim is False and flags == 0
+
+
+def test_gen_mi_cutoff_bits() -> None:
+    lim, flags = _export_limit_flags_from_deye_regs(None, 2)
+    assert lim is True and flags == 2
+
+
+def test_combined_flags() -> None:
+    lim, flags = _export_limit_flags_from_deye_regs(0, 2)
+    assert lim is True and flags == 3