use binrw::binrw;

use bitflags::bitflags;

use crate::common::{
    CHAR_NAME_MAX_LENGTH, CustomizeData, INVALID_OBJECT_ID, ObjectId, ObjectTypeId, Position,
    read_string, write_string,
};

use super::StatusEffect;

#[binrw]
#[brw(repr = u8)]
#[derive(Clone, PartialEq, Debug, Default)]
pub enum PlayerSubKind {
    #[default]
    Player = 4,
}

// See https://github.com/Caraxi/Dalamud/blob/e6017f96c09b8cde20e02371914ec25cfa989ef7/Dalamud/Game/ClientState/Objects/Enums/BattleNpcSubKind.cs#L6
#[binrw]
#[brw(repr = u8)]
#[derive(Clone, PartialEq, Debug, Default)]
pub enum BattleNpcSubKind {
    #[default]
    None = 0,
    Part = 1,
    Pet = 2,
    Chocobo = 3,
    Enemy = 5,
    NpcPartyMember = 9,
}

#[binrw]
#[derive(Clone, PartialEq, Debug, Default)]
pub enum ObjectKind {
    #[default]
    #[brw(magic = 0u8)]
    None,
    #[brw(magic = 1u8)]
    Player(PlayerSubKind),
    #[brw(magic = 2u8)]
    BattleNpc(BattleNpcSubKind),
    #[brw(magic = 3u8)]
    EventNpc,
    #[brw(magic = 4u8)]
    Treasure,
    #[brw(magic = 5u8)]
    Aetheryte,
    #[brw(magic = 6u8)]
    GatheringPoint,
    #[brw(magic = 7u8)]
    EventObj,
    #[brw(magic = 8u8)]
    Mount,
    #[brw(magic = 9u8)]
    Companion,
    #[brw(magic = 10u8)]
    Retainer,
    #[brw(magic = 11u8)]
    AreaObject,
    #[brw(magic = 12u8)]
    HousingEventObject,
    #[brw(magic = 13u8)]
    Cutscene,
    #[brw(magic = 14u8)]
    MjiObject,
    #[brw(magic = 15u8)]
    Ornament,
    #[brw(magic = 16u8)]
    CardStand,
}

#[binrw]
#[brw(little)]
#[brw(repr = u8)]
#[derive(Debug, Clone, Default, PartialEq)]
pub enum CharacterMode {
    None = 0x0,
    #[default]
    Normal = 0x1,
    Dead = 0x2,
}

// See https://github.com/aers/FFXIVClientStructs/blob/28d9f0f77fdf388f596ba65768c7d6441e962d06/FFXIVClientStructs/FFXIV/Client/UI/Info/InfoProxyCommonList.cs#L86
#[binrw]
#[brw(little)]
#[brw(repr = u8)]
#[derive(Debug, Clone, Default, PartialEq)]
pub enum OnlineStatus {
    Offline = 0x0,
    GameQA = 1,
    GameMaster = 2,
    GameMasterBlue = 3,
    EventParticipant = 4,
    #[default]
    Online = 47,
}

// From https://github.com/SapphireServer/Sapphire/blob/bf3368224a00c180cbb7ba413b52395eba58ec0b/src/common/Common.h#L212
// Where did they get this list from??
#[binrw]
#[brw(little)]
#[brw(repr = u8)]
#[derive(Debug, Clone, Default, PartialEq)]
pub enum GameMasterRank {
    #[default]
    NormalUser,
    GameMaster = 1,
    EventJunior = 3,
    EventSenior = 4,
    Support = 5,
    Senior = 7,
    Debug = 90,
}

bitflags! {
    #[binrw]
    pub struct DisplayFlag : u32 {
        const NONE = 0x0;
        // Can be made visible with ActorControl I think
        const INVISIBLE = 0x20;
        const HIDE_HEAD = 0x40;
        const HIDE_WEAPON = 0x80;
        const FADED = 0x100;
        const VISOR = 0x800;
        const UNK = 0x40000; // FIXME: what is this?
    }
}

impl Default for DisplayFlag {
    fn default() -> Self {
        Self::NONE
    }
}

#[binrw]
#[brw(little)]
#[derive(Debug, Clone, Default)]
pub struct CommonSpawn {
    pub target_id: ObjectTypeId,
    pub u6: u32,
    pub u7: u32,
    pub main_weapon_model: u64,
    pub sec_weapon_model: u64,
    pub craft_tool_model: u64,

    pub u14: u32,
    pub u15: u32,
    /// See BNpcBase Excel sheet
    pub bnpc_base: u32,
    /// See BNpcName Excel sheet
    pub bnpc_name: u32,
    pub unk3: [u8; 8],
    pub director_id: u32, // FIXME: i think the next three are in the wrong order
    pub spawner_id: ObjectId,
    pub parent_actor_id: ObjectId,
    pub hp_max: u32,
    pub hp_curr: u32,
    pub display_flags: DisplayFlag,
    pub fate_id: u16, // assumed
    pub mp_curr: u16,
    pub mp_max: u16,
    pub unk: u16,
    /// See ModelChara Excel sheet
    pub model_chara: u16,
    pub rotation: u16,      // assumed
    pub current_mount: u16, // assumed
    pub active_minion: u16, // assumed
    pub u23: u8,            // assumed
    pub u24: u8,            // assumed
    pub u25: u8,            // assumed
    pub u26: u8,            // assumed
    /// Must be unique for each actor.
    pub spawn_index: u8,
    #[brw(pad_size_to = 2)] // for modes that don't have a param
    pub mode: CharacterMode,
    #[brw(pad_size_to = 2)] // for kinds that don't have a param
    pub object_kind: ObjectKind,
    pub voice: u8,
    pub unk27: u8,
    /// See Battalion Excel sheet. Used for determing whether it's friendy or an enemy.
    pub battalion: u8,
    pub level: u8,
    /// See ClassJob Excel sheet.
    pub class_job: u8,
    pub unk28: u8,
    pub unk29: u8,
    pub mount_head: u8,
    pub mount_body: u8,
    pub mount_feet: u8,
    pub mount_color: u8,
    pub scale: u8,
    pub element_data: [u8; 6],
    pub padding2: [u8; 1],
    pub effect: [StatusEffect; 30],
    pub pos: Position,
    pub models: [u32; 10],
    pub unknown6_58: [u8; 10],
    pub padding3: [u8; 4],
    #[br(count = CHAR_NAME_MAX_LENGTH)]
    #[bw(pad_size_to = CHAR_NAME_MAX_LENGTH)]
    #[br(map = read_string)]
    #[bw(map = write_string)]
    pub name: String,
    pub look: CustomizeData,
    #[br(count = 6)]
    #[bw(pad_size_to = 6)]
    #[br(map = read_string)]
    #[bw(map = write_string)]
    pub fc_tag: String,
}