package main

type register struct {
	name string
	conv func([]byte) float64
	mult float64
	unit string
}

func (r *register) read(data []byte) float64 {
	return r.conv(data) * r.mult
}

var sungrowInputRegs = map[uint16]*register{
	// 4990 - 4999: serial number in ASCII
	5001: {"nominal_power", u16, 0.1, "kW"},
	5003: {"daily_power_yield", u16, 0.1, "kWh"},
	5004: {"total_power_yield", u32, 1, "kWh"},
	5006: {"total_running_time", u32, 1, "h"},
	5008: {"internal_temperature", u16, 0.1, "°C"},
	5011: {"pv1_potential", u16, 0.1, "V"},
	5012: {"pv1_current", u16, 0.1, "A"},
	5013: {"pv2_potential", u16, 0.1, "V"},
	5014: {"pv2_current", u16, 0.1, "A"},
	//5015: {"pv3_potential", u16, 0.1, "V"},
	//5016: {"pv3_current", u16, 0.1, "A"},
	5017: {"total_dc_power", u32, 1, "W"},
	5019: {"phase_a_potential", u16, 0.1, "V"},
	//5020: {"phase_b_potential", u16, 0.1, "V"},
	//5021: {"phase_c_potential", u16, 0.1, "V"},
	5022: {"phase_a_current", u16, 0.1, "A"},
	//5023: {"phase_b_current", u16, 0.1, "A"},
	//5024: {"phase_c_current", u16, 0.1, "A"},
	5031: {"output_real_power", u32, 1, "VA"},
	5033: {"output_reactive_power", s32, 1, "VA"},
	5035: {"power_factor", s16, 0.001, ""},
	5036: {"frequency", u16, 0.1, "Hz"},
	5049: {"nominal_reactive_power", s16, 0.1, "kVA"},

	5113: {"daily_running_time", u16, 1, "m"},
	5144: {"total_power_yield_2", u32, 0.1, "kWh"},
	5148: {"frequency_2", u16, 0.01, "Hz"},
}