# This configuration is loosely based on https://github.com/zuidwijk/slimmelezer-wt32-eth01
substitutions:
  device_name: p1reader
  device_description: "P1 reader"

esphome:
  name: ${device_name}
  comment: "${device_description}"
  name_add_mac_suffix: false
  on_boot:
    then:
      - if:
          condition:
            lambda: return id(has_key);
          then:
            - lambda: |-
                std::string key(id(stored_decryption_key), 32);
                id(dsmr_instance).set_decryption_key(key);
          else:
            - logger.log:
                level: info
                format: "Not using decryption key. If you need to set a key use Home Assistant service 'ESPHome:  ${device_name}_set_dsmr_key'"

esp32:
  board: esp32dev
  framework:
    type: arduino

# Enable logging
logger:
  baud_rate: 115200
  logs:
    component: ERROR
# Enable Home Assistant API
# api:
#   services:
#     service: set_dsmr_key
#     variables:
#       private_key: string
#     then:
#       - logger.log:
#           format: Setting private key %s. Set to empty string to disable
#           args: [private_key.c_str()]
#       - globals.set:
#           id: has_key
#           value: !lambda "return private_key.length() == 32;"
#       - lambda: |-
#           if (private_key.length() == 32)
#             private_key.copy(id(stored_decryption_key), 32);
#           id(dsmr_instance).set_decryption_key(private_key);

ota:
  safe_mode: true
# dashboard_import:
#   package_import_url: github://zuidwijk/slimmelezer-wt32-eth01/sl32.yaml@main

uart:
  id: uart_dsmr
  baud_rate: 115200
  rx_pin: GPIO5
  rx_buffer_size: 1700
  
web_server:
  port: 80

network:
    enable_ipv6: true
    
ethernet:
  type: LAN8720
  mdc_pin: GPIO23
  mdio_pin: GPIO18
  clk_mode: GPIO0_IN
  phy_addr: 1
  power_pin: GPIO16
  
globals:
  - id: has_key
    type: bool
    restore_value: yes
    initial_value: "false"
  - id: stored_decryption_key
    type: char[32]
    restore_value: yes

dsmr:
  uart_id: uart_dsmr
  id: dsmr_instance
  max_telegram_length: 1700
  # For Luxembourg users set here your decryption key
  #decryption_key: !secret decryption_key // enable this when using decryption for Luxembourg; key like '00112233445566778899AABBCCDDEEFF'


# Time is required for Wireguard to function properly.
time:
  - platform: sntp
    id: sntp_time
    timezone: Europe/Amsterdam
    servers:
     - 0.pool.ntp.org
     - 1.pool.ntp.org
     - 2.pool.ntp.org

# wireguard:
#   address: YOUR_ADDRESS
#   private_key: YOUR_PRIVATE_KEY
#   peer_endpoint: YOUR_PEER_ENDPOINT
#   peer_public_key: YOUR_PEER_PUBLIC_KEY

#   # Optional netmask (below are the defaults if omitted)
#   # https://esphome.io/components/wireguard.html#static-routes-and-outgoing-connections
#   netmask: 255.255.0.0

#   # Optional endpoint port (WireGuard default if omitted)
#   peer_port: 51820

#   # Optional pre-shared key (omit if not in use)
#   # peer_preshared_key: XxYyZzWw...=

#   # Optional list of ip/mask (any host is allowed if omitted)
#   peer_allowed_ips:
#     - 10.10.10.0/24

#   # Optional keepalive (disabled by default)
#   peer_persistent_keepalive: 25s

mqtt:
# https://esphome.io/components/mqtt.html
# topic_prefix (Optional, string): The prefix used for all MQTT messages. Should not contain trailing slash. Defaults to <APP_NAME>. Use null to disable publishing or subscribing of any MQTT topic unless it is explicitly configured.
  topic_prefix: null
  discovery: false
  discovery_retain: false
  birth_message:
    topic: p1/status
    payload: online
  will_message:
    topic: p1/status
    payload: offline

  id: p1_reader
  broker: 10.10.10.23
  port: 1883
  username: p1_reader
  password: your_password

sensor:
  - platform: dsmr
    gas_delivered:
      name: "Gas Consumed"
      id: gas_delivered
    energy_delivered_tariff1:
      name: "Energy Consumed Tariff 1"
      id: energy_delivered_tariff1
    energy_delivered_tariff2:
      name: "Energy Consumed Tariff 2"
      id: energy_delivered_tariff2
    energy_returned_tariff1:
      name: "Energy Produced Tariff 1"
      id: energy_returned_tariff1
    energy_returned_tariff2:
      name: "Energy Produced Tariff 2"
      id: energy_returned_tariff2
    power_delivered:
      name: "Power Consumed"
      accuracy_decimals: 3
      id: power_delivered                
    power_returned:
      name: "Power Produced"
      accuracy_decimals: 3
      id: power_returned
    electricity_failures:
      name: "Electricity Failures"
      icon: mdi:alert
      id: electricity_failures
    electricity_long_failures:
      name: "Long Electricity Failures"
      icon: mdi:alert
      id: electricity_long_failures
    voltage_l1:
      name: "Voltage Phase 1"
      id: voltage_l1
      accuracy_decimals: 0
    voltage_l2:
      name: "Voltage Phase 2"
      id: voltage_l2
      accuracy_decimals: 0
    voltage_l3:
      name: "Voltage Phase 3"
      id: voltage_l3
      accuracy_decimals: 0
    current_l1:
      name: "Current Phase 1"
      id: current_l1
    current_l2:
      name: "Current Phase 2"
      id: current_l2
    current_l3:
      name: "Current Phase 3"
      id: current_l3
    power_delivered_l1:
      name: "Power Consumed Phase 1"
      accuracy_decimals: 3
      id: power_delivered_l1
    power_delivered_l2:
      name: "Power Consumed Phase 2"
      accuracy_decimals: 3
      id: power_delivered_l2
    power_delivered_l3:
      name: "Power Consumed Phase 3"
      accuracy_decimals: 3
      id: power_delivered_l3
    power_returned_l1:
      name: "Power Produced Phase 1"
      accuracy_decimals: 3
      id: power_returned_l1
    power_returned_l2:
      name: "Power Produced Phase 2"
      accuracy_decimals: 3
      id: power_returned_l2
    power_returned_l3:
      name: "Power Produced Phase 3"
      accuracy_decimals: 3
      id: power_returned_l3
      on_value:
        - mqtt.publish_json:
            topic: p1/metrics
            payload: |-
                root["t"] = id(dsmr_timestamp).state;
                root["dt1"] = id(energy_delivered_tariff1).state * 1000;
                root["dt2"] = id(energy_delivered_tariff2).state * 1000;
                root["rt1"] = id(energy_returned_tariff1).state * 1000;
                root["rt2"] = id(energy_returned_tariff2).state * 1000;
                root["d"] = id(power_delivered).state * 1000;
                root["r"] = id(power_returned).state * 1000;
                root["f"] = id(electricity_failures).state;
                root["fl"] = id(electricity_long_failures).state;
                root["g"] = id(gas_delivered).state * 1000;
                root["v1"] = id(voltage_l1).state;
                root["v2"] = id(voltage_l2).state;
                root["v3"] = id(voltage_l3).state;
                root["c1"] = id(current_l1).state;
                root["c2"] = id(current_l2).state;
                root["c3"] = id(current_l3).state;
                root["d1"] = id(power_delivered_l1).state * 1000;
                root["d2"] = id(power_delivered_l2).state * 1000;
                root["d3"] = id(power_delivered_l3).state * 1000;
                root["r1"] = id(power_returned_l1).state * 1000;
                root["r2"] = id(power_returned_l2).state * 1000;
                root["r3"] = id(power_returned_l3).state * 1000;

  - platform: uptime
    name: "SlimmeLezer Uptime"
  - platform: wireguard
    latest_handshake:
      name: 'WireGuard Latest Handshake'

text_sensor:
  - platform: dsmr
    identification:
      name: "DSMR Identification"
    p1_version:
      name: "DSMR Version"
    timestamp: 
      name: "DSMR Timestamp"
      id: dsmr_timestamp
# (YYMMDDhhmmssX, where X is S or W for summer- or wintertime).
# https://github.com/matthijskooijman/arduino-dsmr/blob/master/README.md
# https://srolija.medium.com/gos-summer-time-localization-issues-4c8ab702806b
# https://github.com/thomasvnl/P1DSMRReader-ESPHome
# https://pkg.go.dev/github.com/mijnverbruik/dsmr#Timestamp.Position
# https://pkg.go.dev/github.com/mijnverbruik/dsmr#Timestamp
  - platform: version
    name: "ESPHome Version"
    hide_timestamp: true
  - platform: ethernet_info
    ip_address:
      name: ESP IP Address
  - platform: wireguard
    address:
      name: 'WireGuard Address'
  - platform: template
    name: "Current time"
    lambda: |-
      char str[17];
      time_t currTime = id(sntp_time).now().timestamp;
      strftime(str, sizeof(str), "%Y-%m-%d %H:%M", localtime(&currTime));
      return  { str };
    update_interval: 1s

binary_sensor:
  - platform: wireguard
    status:
      name: 'WireGuard Status'