##
## WLD-521-R1 — ESPHome Modbus package (MiniPLC/MicroPLC ↔ WLD)
##

substitutions:
  wld_id: wld_1
  wld_prefix: "WLD#1"
  wld_address: "3"     # firmware default Modbus ID

# If UART/MODBUS aren't defined globally, uncomment & set pins:
# uart:
#   id: rs485_uart
#   tx_pin: GPIO4
#   rx_pin: GPIO5
#   baud_rate: 19200
#   parity: NONE
#   stop_bits: 1
# modbus:
#   id: modbus_bus
#   uart_id: rs485_uart

modbus_controller:
  - id: ${wld_id}
    address: ${wld_address}
    modbus_id: modbus_bus
    update_interval: 3s
    command_throttle: 50ms
    allow_duplicate_commands: false

# ===================== Holding (FC03) =====================
sensor:
  # ---------- DI/Relay/LED/Button states from HREG (mirrored from ISTS) ----------
  # DI states (HREG 1-5, UINT16: 0 or 1)
  - platform: modbus_controller
    id: ${wld_id}_di1_hreg
    modbus_controller_id: ${wld_id}
    address: 1
    register_type: holding
    value_type: U_WORD
    internal: true
  - platform: modbus_controller
    id: ${wld_id}_di2_hreg
    modbus_controller_id: ${wld_id}
    address: 2
    register_type: holding
    value_type: U_WORD
    internal: true
  - platform: modbus_controller
    id: ${wld_id}_di3_hreg
    modbus_controller_id: ${wld_id}
    address: 3
    register_type: holding
    value_type: U_WORD
    internal: true
  - platform: modbus_controller
    id: ${wld_id}_di4_hreg
    modbus_controller_id: ${wld_id}
    address: 4
    register_type: holding
    value_type: U_WORD
    internal: true
  - platform: modbus_controller
    id: ${wld_id}_di5_hreg
    modbus_controller_id: ${wld_id}
    address: 5
    register_type: holding
    value_type: U_WORD
    internal: true

  # Relay states (HREG 60-61, UINT16: 0 or 1)
  - platform: modbus_controller
    id: ${wld_id}_r1_state_hreg
    modbus_controller_id: ${wld_id}
    address: 60
    register_type: holding
    value_type: U_WORD
    internal: true
  - platform: modbus_controller
    id: ${wld_id}_r2_state_hreg
    modbus_controller_id: ${wld_id}
    address: 61
    register_type: holding
    value_type: U_WORD
    internal: true




 
# ===================== Binary Sensors (from HREG) =====================
binary_sensor:
  # DI states (from HREG 1-5)
  - platform: template
    name: "${wld_prefix} DI1"
    lambda: |-
      return id(${wld_id}_di1_hreg).state != 0;
  - platform: template
    name: "${wld_prefix} DI2"
    lambda: |-
      return id(${wld_id}_di2_hreg).state != 0;
  - platform: template
    name: "${wld_prefix} DI3"
    lambda: |-
      return id(${wld_id}_di3_hreg).state != 0;
  - platform: template
    name: "${wld_prefix} DI4"
    lambda: |-
      return id(${wld_id}_di4_hreg).state != 0;
  - platform: template
    name: "${wld_prefix} DI5"
    lambda: |-
      return id(${wld_id}_di5_hreg).state != 0;

# ===================== Command Coils (FC05/FC01) =====================
# Relay coils are maintained (not pulses). ESPHome can set ON/OFF directly.
switch:
  - platform: modbus_controller
    modbus_controller_id: ${wld_id}
    name: "${wld_prefix} Relay 1"
    address: 200
    register_type: coil

  - platform: modbus_controller
    modbus_controller_id: ${wld_id}
    name: "${wld_prefix} Relay 2"
    address: 201
    register_type: coil