use serde::{Deserialize, Serialize};

#[derive(Debug, Default, Serialize, Clone)]
pub enum PrintStatus {
    #[default]
    Unknown,
    Idle,
    Printing,
    Paused,
    Finished,
}

#[derive(Debug, Default, Serialize, Clone)]
pub struct PrinterState {
    pub bed_temp: f32,
    pub status: PrintStatus,
}

#[derive(Debug, Deserialize)]
#[serde(rename_all = "SCREAMING_SNAKE_CASE")]
enum PrusaState {
    Idle,
    Printing,
    Paused,
    Finished,
    Stopped,
    Error,
    Attention,
    Busy,
}

#[derive(Debug, Deserialize)]
#[serde(rename_all = "SCREAMING_SNAKE_CASE")]
enum BambuState {
    Idle,
    Running,
    Pause,
    Finish,
    Failed,
}

#[derive(Debug, Deserialize)]
struct PrusaJob {
    id: u32,
    progress: f32,
    time_remaining: u32,
    time_printing: u32,
}

#[derive(Debug, Deserialize)]
struct PrusaPrinterInfo {
    state: PrusaState,
    temp_nozzle: f32,
    target_nozzle: f32,
    temp_bed: f32,
    target_bed: f32,
    axis_x: f32,
    axis_y: f32,
    axis_z: f32,
    flow: u32,
    speed: u32,
    fan_hotend: u32,
    fan_print: u32,
}

#[derive(Debug, Deserialize)]
pub struct PrusaStatus {
    job: Option<PrusaJob>,
    printer: PrusaPrinterInfo,
}

#[derive(Deserialize)]
struct BambuPrintMessage {
    bed_target_temper: Option<f32>,
    bed_temper: Option<f32>,
    gcode_state: Option<BambuState>,
    layer_num: Option<u32>,
    mc_percent: Option<u32>,
    mc_remaining_time: Option<u32>,
    nozzle_target_temper: Option<f32>,
    nozzle_temper: Option<f32>,
    print_speed: Option<String>,
    total_layer_num: Option<u32>,
}

#[derive(Deserialize)]
pub struct BambuStatus {
    print: Option<BambuPrintMessage>,
}

#[derive(Debug, Deserialize)]
pub struct Config {
    // This allows you to have a list of different printer types
    pub printers: Vec<Printer>,
}

impl Config {
    pub fn load(toml: &str) -> Config {
        toml::from_str(toml).expect("Couldn't parse config.toml")
    }
}

#[derive(Debug, Deserialize)]
#[serde(tag = "type", rename_all = "lowercase")]
pub enum Printer {
    Prusa {
        name: String,
        host: String,
        api_key: String,
    },
    Bambu {
        name: String,
        host: String,
        access_code: String,
        serial_number: String,
    },
}

pub fn extract_status_from_prusa(status: &PrusaStatus, state: &mut PrinterState) {
    state.status = match status.printer.state {
        PrusaState::Idle => PrintStatus::Idle,
        PrusaState::Printing => PrintStatus::Printing,
        PrusaState::Paused => PrintStatus::Paused,
        PrusaState::Finished => PrintStatus::Finished,
        _ => PrintStatus::Unknown,
    };
    state.bed_temp = status.printer.temp_bed;
}

pub fn extract_status_from_bambu(status: &BambuStatus, state: &mut PrinterState) {
    if let Some(print) = &status.print {
        if let Some(bed_temper) = print.bed_temper {
            state.bed_temp = bed_temper;
        }
        if let Some(gcode_state) = &print.gcode_state {
            state.status = match gcode_state {
                BambuState::Idle => PrintStatus::Idle,
                BambuState::Running => PrintStatus::Printing,
                BambuState::Pause => PrintStatus::Paused,
                BambuState::Finish => PrintStatus::Finished,
                _ => PrintStatus::Unknown,
            };
        }
    }
}