I have a few qestions about this PIP 2424.: about esphome-pipsolar HOT 3 OPEN

select:
  - platform: template
    id: ${inverter_id}_output_source_priority_select
    name: "${inverter_name} Output Source Priority"
    options:
      - 'Utility'
      - 'Solar'
      - 'Battery'
    update_interval: 30s
    lambda: !lambda |-
      auto sensor = id(${inverter_id}_output_source_priority);
      if (sensor->has_state()) {
        int index = static_cast<int>(sensor->state);
        auto option = id(${inverter_id}_output_source_priority_select).at(index);
        if (option.has_value()) {
          return option.value();
        }
      }
      return std::string("Utility");
    set_action:
      then:
        - lambda: |-
            float value = 1;
            auto select = id(${inverter_id}_output_source_priority_select);
            auto index = select->index_of(x.c_str());
            ESP_LOGI("pip", "set_action: %s", x.c_str());
            ESP_LOGI("pip", "state: %s", select->state.c_str());
            if (index.has_value()) {
              value = static_cast<float>(index.value());
              ESP_LOGI("pip", "value: %f", value);
              id(${inverter_id}_output_source_priority_out).set_level(value);
            }

  - platform: template
    id: ${inverter_id}_charger_source_priority_select
    name: "${inverter_name} Charge Source Priority"
    options:
      - 'Utility First'
      - 'Solar First'
      - 'Solar + Utility'
      - 'Solar Only'
    lambda: !lambda |-
      auto sensor = id(${inverter_id}_charger_source_priority);
      if (sensor->has_state()) {
        int index = static_cast<int>(sensor->state);
        auto option = id(${inverter_id}_charger_source_priority_select).at(index);
        if (option.has_value()) {
          return option.value();
        }
      }
      return std::string("Solar Only");
    set_action:
      then:
        - output.set_level:
            id: ${inverter_id}_charger_source_priority_out
            level: !lambda |-
              float value = 1;
              auto select = id(${inverter_id}_charger_source_priority_select);
              auto index = select->index_of(x.c_str());
              ESP_LOGI("pip", "set_action: %s", x.c_str());
              ESP_LOGI("pip", "previous state: %s", select->state.c_str());
              if (index.has_value()) {
                value = static_cast<float>(index.value());
                return value;
              }
              return 1.0;

external_components:
  - source: https://github.com/syssi/esphome-pipsolar@pip8048
    components: [ pipsolar ]

select:
  - platform: pipsolar
    pipsolar_id: ${inverter_id}
    charger_source_priority:
      id: ${inverter_id}_charger_source_priority_select
      name: ${inverter_name} Charger Source Priority Select
      optionsmap:
        "Utility first": "PCP00"
        "Solar first": "PCP01"
        "Solar and utility": "PCP02"
        "Solar only": "PCP03"
      statusmap:
        "0": "Utility first"
        "1": "Solar first"
        "2": "Solar and utility"
        "3": "Solar only"
    output_source_priority:
      id: ${inverter_id}_output_source_priority_select
      name: ${inverter_name} Output Source Priority
      optionsmap:
        "Utility first": "POP00"
        "Solar only": "POP01"
        "Solar Battery Utility": "POP02"
      statusmap:
        "0": "Utility first"
        "1": "Solar only"
        "2": "Solar Battery Utility"