wow_world_messages 0.3.0

use std::io::{Read, Write};

use crate::tbc::{
    LfgData, LfgType, LfgUpdateLookingForMore,
};

/// Auto generated from the original `wowm` in file [`wow_message_parser/wowm/world/lfg/smsg_lfg_update.wowm:15`](https://github.com/gtker/wow_messages/tree/main/wow_message_parser/wowm/world/lfg/smsg_lfg_update.wowm#L15):
/// ```text
/// smsg SMSG_LFG_UPDATE = 0x036C {
///     Bool queued;
///     Bool is_looking_for_group;
///     LfgUpdateLookingForMore looking_for_more;
///     if (looking_for_more == LOOKING_FOR_MORE) {
///         LfgData data;
///     }
/// }
/// ```
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord, Default)]
pub struct SMSG_LFG_UPDATE {
    pub queued: bool,
    pub is_looking_for_group: bool,
    pub looking_for_more: SMSG_LFG_UPDATE_LfgUpdateLookingForMore,
}

impl crate::private::Sealed for SMSG_LFG_UPDATE {}
impl SMSG_LFG_UPDATE {
    fn read_inner(mut r: &mut &[u8], body_size: u32) -> Result<Self, crate::errors::ParseErrorKind> {
        if !(3..=7).contains(&body_size) {
            return Err(crate::errors::ParseErrorKind::InvalidSize);
        }

        // queued: Bool
        let queued = crate::util::read_bool_u8(&mut r)?;

        // is_looking_for_group: Bool
        let is_looking_for_group = crate::util::read_bool_u8(&mut r)?;

        // looking_for_more: LfgUpdateLookingForMore
        let looking_for_more = crate::util::read_u8_le(&mut r)?.try_into()?;

        let looking_for_more_if = match looking_for_more {
            LfgUpdateLookingForMore::NotLookingForMore => SMSG_LFG_UPDATE_LfgUpdateLookingForMore::NotLookingForMore,
            LfgUpdateLookingForMore::LookingForMore => {
                // data: LfgData
                let data = LfgData::read(&mut r)?;

                SMSG_LFG_UPDATE_LfgUpdateLookingForMore::LookingForMore {
                    data,
                }
            }
        };

        Ok(Self {
            queued,
            is_looking_for_group,
            looking_for_more: looking_for_more_if,
        })
    }

}

impl crate::Message for SMSG_LFG_UPDATE {
    const OPCODE: u32 = 0x036c;

    #[cfg(feature = "print-testcase")]
    fn message_name(&self) -> &'static str {
        "SMSG_LFG_UPDATE"
    }

    #[cfg(feature = "print-testcase")]
    fn to_test_case_string(&self) -> Option<String> {
        use std::fmt::Write;
        use crate::traits::Message;

        let mut s = String::new();

        writeln!(s, "test SMSG_LFG_UPDATE {{").unwrap();
        // Members
        writeln!(s, "    queued = {};", if self.queued { "TRUE" } else { "FALSE" }).unwrap();
        writeln!(s, "    is_looking_for_group = {};", if self.is_looking_for_group { "TRUE" } else { "FALSE" }).unwrap();
        writeln!(s, "    looking_for_more = {};", LfgUpdateLookingForMore::try_from(self.looking_for_more.as_int()).unwrap().as_test_case_value()).unwrap();
        match &self.looking_for_more {
            crate::tbc::SMSG_LFG_UPDATE_LfgUpdateLookingForMore::LookingForMore {
                data,
            } => {
                // data: LfgData
                writeln!(s, "    data = {{").unwrap();
                // Members
                writeln!(s, "        entry = {};", data.entry).unwrap();
                writeln!(s, "        lfg_type = {};", data.lfg_type.as_test_case_value()).unwrap();

                writeln!(s, "    }};").unwrap();
            }
            _ => {}
        }


        writeln!(s, "}} [").unwrap();

        let [a, b] = (u16::try_from(self.size() + 2).unwrap()).to_be_bytes();
        writeln!(s, "    {a:#04X}, {b:#04X}, /* size */").unwrap();
        let [a, b] = 876_u16.to_le_bytes();
        writeln!(s, "    {a:#04X}, {b:#04X}, /* opcode */").unwrap();
        let mut bytes: Vec<u8> = Vec::new();
        self.write_into_vec(&mut bytes).unwrap();
        let mut bytes = bytes.into_iter();

        crate::util::write_bytes(&mut s, &mut bytes, 1, "queued", "    ");
        crate::util::write_bytes(&mut s, &mut bytes, 1, "is_looking_for_group", "    ");
        crate::util::write_bytes(&mut s, &mut bytes, 1, "looking_for_more", "    ");
        match &self.looking_for_more {
            crate::tbc::SMSG_LFG_UPDATE_LfgUpdateLookingForMore::LookingForMore {
                data,
            } => {
                writeln!(s, "    /* data: LfgData start */").unwrap();
                crate::util::write_bytes(&mut s, &mut bytes, 2, "entry", "        ");
                crate::util::write_bytes(&mut s, &mut bytes, 2, "lfg_type", "        ");
                writeln!(s, "    /* data: LfgData end */").unwrap();
            }
            _ => {}
        }



        writeln!(s, "] {{").unwrap();
        writeln!(s, "    versions = \"{}\";", std::env::var("WOWM_TEST_CASE_WORLD_VERSION").unwrap_or("2.4.3".to_string())).unwrap();
        writeln!(s, "}}\n").unwrap();

        Some(s)
    }

    fn size_without_header(&self) -> u32 {
        self.size() as u32
    }

    fn write_into_vec(&self, mut w: impl Write) -> Result<(), std::io::Error> {
        // queued: Bool
        w.write_all(u8::from(self.queued).to_le_bytes().as_slice())?;

        // is_looking_for_group: Bool
        w.write_all(u8::from(self.is_looking_for_group).to_le_bytes().as_slice())?;

        // looking_for_more: LfgUpdateLookingForMore
        w.write_all(&(self.looking_for_more.as_int().to_le_bytes()))?;

        match &self.looking_for_more {
            SMSG_LFG_UPDATE_LfgUpdateLookingForMore::LookingForMore {
                data,
            } => {
                // data: LfgData
                data.write_into_vec(&mut w)?;

            }
            _ => {}
        }

        Ok(())
    }

    fn read_body<S: crate::private::Sealed>(r: &mut &[u8], body_size: u32) -> Result<Self, crate::errors::ParseError> {
        Self::read_inner(r, body_size).map_err(|a| crate::errors::ParseError::new(876, "SMSG_LFG_UPDATE", body_size, a))
    }

}

#[cfg(feature = "tbc")]
impl crate::tbc::ServerMessage for SMSG_LFG_UPDATE {}

impl SMSG_LFG_UPDATE {
    pub(crate) const fn size(&self) -> usize {
        1 // queued: Bool
        + 1 // is_looking_for_group: Bool
        + self.looking_for_more.size() // looking_for_more: SMSG_LFG_UPDATE_LfgUpdateLookingForMore
    }
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
pub enum SMSG_LFG_UPDATE_LfgUpdateLookingForMore {
    NotLookingForMore,
    LookingForMore {
        data: LfgData,
    },
}

impl Default for SMSG_LFG_UPDATE_LfgUpdateLookingForMore {
    fn default() -> Self {
        // First enumerator without any fields
        Self::NotLookingForMore
    }
}

impl SMSG_LFG_UPDATE_LfgUpdateLookingForMore {
    pub(crate) const fn as_int(&self) -> u8 {
        match self {
            Self::NotLookingForMore => 0,
            Self::LookingForMore { .. } => 1,
        }
    }

}

impl std::fmt::Display for SMSG_LFG_UPDATE_LfgUpdateLookingForMore {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        match self {
            Self::NotLookingForMore => f.write_str("NotLookingForMore"),
            Self::LookingForMore{ .. } => f.write_str("LookingForMore"),
        }
    }
}

impl SMSG_LFG_UPDATE_LfgUpdateLookingForMore {
    pub(crate) const fn size(&self) -> usize {
        match self {
            Self::LookingForMore {
                ..
            } => {
                1
                + 4 // data: LfgData
            }
            _ => 1,
        }
    }
}