use escpos::{driver::Driver, errors::PrinterError, printer::Printer, utils::JustifyMode};

use crate::types::Spell;

const WIDTH: usize = 32;

pub fn print_test_page<D: Driver>(printer: &mut Printer<D>) -> Result<(), PrinterError> {
    printer
        .writeln("---Printer Test Page---")?
        .bold(true)?
        .writeln("This text should be bold.")?
        .bold(false)?
        .underline(escpos::utils::UnderlineMode::Single)?
        .writeln("This text should be single underline.")?
        .underline(escpos::utils::UnderlineMode::Double)?
        .writeln("This text should be double underline.")?
        .underline(escpos::utils::UnderlineMode::None)?
        .double_strike(true)?
        .writeln("This text should be double striked.")?
        .double_strike(true)?
        .writeln("Text alignment")?
        .justify(JustifyMode::CENTER)?
        .writeln("CENTER")?
        .justify(JustifyMode::RIGHT)?
        .writeln("RIGHT")?
        .justify(JustifyMode::LEFT)?
        .size(1, 1)?
        .writeln("size 1")?
        .size(5, 5)?
        .writeln("size 5")?
        .reset_size()?
        .font(escpos::utils::Font::A)?
        .write("Font A ")?
        .font(escpos::utils::Font::B)?
        .write("Font B ")?
        .font(escpos::utils::Font::C)?
        .writeln("Font C")?
        .font(escpos::utils::Font::A)?
        .flip(true)?
        .writeln("Fliped")?
        .flip(false)?
        .line_spacing(8)?
        .writeln("Line")?
        .writeln("Spacing")?
        .reset_line_spacing()?
        .upside_down(true)?
        .writeln("Upside down")?
        .upside_down(false)?
        // Barcodes
        .writeln("EAN-13 (978020137962)")?
        .ean13("978020137962")?
        .writeln("EAN-8 (9031101)")?
        .ean8("9031101")?
        .writeln("UPC-A")?
        .upca("72527273070")?
        .writeln("CODE-39")?
        .code39("1234")?
        .writeln("CODABAR")?
        .writeln("1234")?
        .writeln("ITF")?
        .itf("1234")?
        // 2D Codes
        .writeln("QR Code")?
        .qrcode("Hello world")?
        .writeln("2D GS1 DataBar")?
        .gs1_databar_2d("1234567890123")?
        .writeln("pdf417")?
        .pdf417("Hello world")?
        .writeln("Maxi code")?
        .maxi_code("Hello world")?
        .writeln("Data matrix")?
        .data_matrix("Hello world")?
        .writeln("aztec")?
        .aztec("Hello world")?
        // Image
        .writeln("raster image")?
        // .bit_image("./rust-logo-small.png")?
        .print()?;

    return Ok(());
}

fn left_right_print<D: Driver>(printer: &mut Printer<D>,left: &str, right: &str ) -> Result<(), PrinterError> {
    printer
        .write(left)?
        .write(&".".repeat(WIDTH - left.len() - right.len()))?
        .writeln(right)?;

    return Ok(());
}

pub fn print_spell<D: Driver>(printer: &mut Printer<D>, spell: &Spell) -> Result<(), PrinterError> {
    printer
        .size(4, 4)?
        .writeln(&spell.name)?
        .reset_size()?
        .line_spacing(1)?;

    if spell.level > 0 {
        if spell.ritual {
            printer.writeln(&format!("Lvl. {} {} (ritual)", spell.level, spell.school))?;
        }else{
            printer.writeln(&format!("Lvl. {} {}", spell.level, spell.school))?;
        }
    } else {
        printer.writeln(&format!("{} cantrip", spell.school))?;
    }

    printer.feed()?;

    match &spell.components {
        Some(comp) => {
            left_right_print(printer, "Components:", &comp)?;
        }
        _ => {}
    }

    left_right_print(printer, "Casting time:", &spell.casting_time)?;
    left_right_print(printer, "Range:", &spell.range)?;
    left_right_print(printer, "Duration:", &spell.duration)?;

    printer
        .reset_line_spacing()?
        .write(&spell.desc)?
        .feeds(3)?
        .print()?;

    return Ok(());
}