matc 0.1.2

//! Matter TLV encoders and decoders for Microwave Oven Control Cluster
//! Cluster ID: 0x005F
//!
//! This file is automatically generated from MicrowaveOvenControl.xml

use crate::tlv;
use anyhow;
use serde_json;


// Command encoders

/// Encode SetCookingParameters command (0x00)
pub fn encode_set_cooking_parameters(cook_mode: u8, cook_time: u32, power_setting: u8, watt_setting_index: u8, start_after_setting: bool) -> anyhow::Result<Vec<u8>> {
    let tlv = tlv::TlvItemEnc {
        tag: 0,
        value: tlv::TlvItemValueEnc::StructInvisible(vec![
        (0, tlv::TlvItemValueEnc::UInt8(cook_mode)).into(),
        (1, tlv::TlvItemValueEnc::UInt32(cook_time)).into(),
        (2, tlv::TlvItemValueEnc::UInt8(power_setting)).into(),
        (3, tlv::TlvItemValueEnc::UInt8(watt_setting_index)).into(),
        (4, tlv::TlvItemValueEnc::Bool(start_after_setting)).into(),
        ]),
    };
    Ok(tlv.encode()?)
}

/// Encode AddMoreTime command (0x01)
pub fn encode_add_more_time(time_to_add: u32) -> anyhow::Result<Vec<u8>> {
    let tlv = tlv::TlvItemEnc {
        tag: 0,
        value: tlv::TlvItemValueEnc::StructInvisible(vec![
        (0, tlv::TlvItemValueEnc::UInt32(time_to_add)).into(),
        ]),
    };
    Ok(tlv.encode()?)
}

// Attribute decoders

/// Decode CookTime attribute (0x0000)
pub fn decode_cook_time(inp: &tlv::TlvItemValue) -> anyhow::Result<u32> {
    if let tlv::TlvItemValue::Int(v) = inp {
        Ok(*v as u32)
    } else {
        Err(anyhow::anyhow!("Expected UInt32"))
    }
}

/// Decode MaxCookTime attribute (0x0001)
pub fn decode_max_cook_time(inp: &tlv::TlvItemValue) -> anyhow::Result<u32> {
    if let tlv::TlvItemValue::Int(v) = inp {
        Ok(*v as u32)
    } else {
        Err(anyhow::anyhow!("Expected UInt32"))
    }
}

/// Decode PowerSetting attribute (0x0002)
pub fn decode_power_setting(inp: &tlv::TlvItemValue) -> anyhow::Result<u8> {
    if let tlv::TlvItemValue::Int(v) = inp {
        Ok(*v as u8)
    } else {
        Err(anyhow::anyhow!("Expected UInt8"))
    }
}

/// Decode MinPower attribute (0x0003)
pub fn decode_min_power(inp: &tlv::TlvItemValue) -> anyhow::Result<u8> {
    if let tlv::TlvItemValue::Int(v) = inp {
        Ok(*v as u8)
    } else {
        Err(anyhow::anyhow!("Expected UInt8"))
    }
}

/// Decode MaxPower attribute (0x0004)
pub fn decode_max_power(inp: &tlv::TlvItemValue) -> anyhow::Result<u8> {
    if let tlv::TlvItemValue::Int(v) = inp {
        Ok(*v as u8)
    } else {
        Err(anyhow::anyhow!("Expected UInt8"))
    }
}

/// Decode PowerStep attribute (0x0005)
pub fn decode_power_step(inp: &tlv::TlvItemValue) -> anyhow::Result<u8> {
    if let tlv::TlvItemValue::Int(v) = inp {
        Ok(*v as u8)
    } else {
        Err(anyhow::anyhow!("Expected UInt8"))
    }
}

/// Decode SupportedWatts attribute (0x0006)
pub fn decode_supported_watts(inp: &tlv::TlvItemValue) -> anyhow::Result<Vec<u16>> {
    let mut res = Vec::new();
    if let tlv::TlvItemValue::List(v) = inp {
        for item in v {
            if let tlv::TlvItemValue::Int(i) = &item.value {
                res.push(*i as u16);
            }
        }
    }
    Ok(res)
}

/// Decode SelectedWattIndex attribute (0x0007)
pub fn decode_selected_watt_index(inp: &tlv::TlvItemValue) -> anyhow::Result<u8> {
    if let tlv::TlvItemValue::Int(v) = inp {
        Ok(*v as u8)
    } else {
        Err(anyhow::anyhow!("Expected UInt8"))
    }
}

/// Decode WattRating attribute (0x0008)
pub fn decode_watt_rating(inp: &tlv::TlvItemValue) -> anyhow::Result<u16> {
    if let tlv::TlvItemValue::Int(v) = inp {
        Ok(*v as u16)
    } else {
        Err(anyhow::anyhow!("Expected UInt16"))
    }
}


// JSON dispatcher function

/// Decode attribute value and return as JSON string
///
/// # Parameters
/// * `cluster_id` - The cluster identifier
/// * `attribute_id` - The attribute identifier
/// * `tlv_value` - The TLV value to decode
///
/// # Returns
/// JSON string representation of the decoded value or error
pub fn decode_attribute_json(cluster_id: u32, attribute_id: u32, tlv_value: &crate::tlv::TlvItemValue) -> String {
    // Verify this is the correct cluster
    if cluster_id != 0x005F {
        return format!("{{\"error\": \"Invalid cluster ID. Expected 0x005F, got {}\"}}", cluster_id);
    }

    match attribute_id {
        0x0000 => {
            match decode_cook_time(tlv_value) {
                Ok(value) => serde_json::to_string(&value).unwrap_or_else(|_| "null".to_string()),
                Err(e) => format!("{{\"error\": \"{}\"}}", e),
            }
        }
        0x0001 => {
            match decode_max_cook_time(tlv_value) {
                Ok(value) => serde_json::to_string(&value).unwrap_or_else(|_| "null".to_string()),
                Err(e) => format!("{{\"error\": \"{}\"}}", e),
            }
        }
        0x0002 => {
            match decode_power_setting(tlv_value) {
                Ok(value) => serde_json::to_string(&value).unwrap_or_else(|_| "null".to_string()),
                Err(e) => format!("{{\"error\": \"{}\"}}", e),
            }
        }
        0x0003 => {
            match decode_min_power(tlv_value) {
                Ok(value) => serde_json::to_string(&value).unwrap_or_else(|_| "null".to_string()),
                Err(e) => format!("{{\"error\": \"{}\"}}", e),
            }
        }
        0x0004 => {
            match decode_max_power(tlv_value) {
                Ok(value) => serde_json::to_string(&value).unwrap_or_else(|_| "null".to_string()),
                Err(e) => format!("{{\"error\": \"{}\"}}", e),
            }
        }
        0x0005 => {
            match decode_power_step(tlv_value) {
                Ok(value) => serde_json::to_string(&value).unwrap_or_else(|_| "null".to_string()),
                Err(e) => format!("{{\"error\": \"{}\"}}", e),
            }
        }
        0x0006 => {
            match decode_supported_watts(tlv_value) {
                Ok(value) => serde_json::to_string(&value).unwrap_or_else(|_| "null".to_string()),
                Err(e) => format!("{{\"error\": \"{}\"}}", e),
            }
        }
        0x0007 => {
            match decode_selected_watt_index(tlv_value) {
                Ok(value) => serde_json::to_string(&value).unwrap_or_else(|_| "null".to_string()),
                Err(e) => format!("{{\"error\": \"{}\"}}", e),
            }
        }
        0x0008 => {
            match decode_watt_rating(tlv_value) {
                Ok(value) => serde_json::to_string(&value).unwrap_or_else(|_| "null".to_string()),
                Err(e) => format!("{{\"error\": \"{}\"}}", e),
            }
        }
        _ => format!("{{\"error\": \"Unknown attribute ID: {}\"}}", attribute_id),
    }
}

/// Get list of all attributes supported by this cluster
///
/// # Returns
/// Vector of tuples containing (attribute_id, attribute_name)
pub fn get_attribute_list() -> Vec<(u32, &'static str)> {
    vec![
        (0x0000, "CookTime"),
        (0x0001, "MaxCookTime"),
        (0x0002, "PowerSetting"),
        (0x0003, "MinPower"),
        (0x0004, "MaxPower"),
        (0x0005, "PowerStep"),
        (0x0006, "SupportedWatts"),
        (0x0007, "SelectedWattIndex"),
        (0x0008, "WattRating"),
    ]
}