use serde_derive::{Serialize, Deserialize};

#[derive(Debug, Eq, PartialEq, Serialize, Deserialize)]
pub struct Image {
    pub name: String,
    /// colour indexes - todo convert to [u8; 64]?
    pub pixels: Vec<u8>,
}

// impl Image {
//     fn from(intermediate: IntermediateImage) -> Image {
//         Image {
//             name: intermediate.name.to_owned(),
//             pixels: intermediate.pixels.split_whitespace().collect::<String>().chars().map(
//                 |char|char as u8
//             ).collect()
//         }
//     }
// }

/// for toml purposes
#[derive(Debug, Serialize, Deserialize)]
pub(crate) struct IntermediateImages {
    /// singular so each image is named "image" instead of "images" in toml
    image: Vec<IntermediateImage>,
}

// impl IntermediateImages {
//     fn to_images(&self) -> Vec<Image> {
//         self.image.iter().map(|intermediate|
//             Image::from(intermediate.clone())
//         ).collect()
//     }
// }

#[derive(Clone, Debug, Serialize, Deserialize)]
pub(crate) struct IntermediateImage {
    name: String,
    pixels: String,
}

// impl IntermediateImage {
//     // todo refactor
//     fn from(image: Image) -> IntermediateImage {
//         let mut string = "\n".to_string();
//
//         let sqrt = (image.pixels.len() as f64).sqrt() as usize;
//         for line in image.pixels.chunks(sqrt) {
//             for pixel in line {
//                 string.push_str(&format!("{}", *pixel));
//             }
//             string.push('\n');
//         }
//
//         IntermediateImage {
//             name: image.name.to_owned(),
//             /// todo wtf? I guess this crate doesn't handle multiline strings correctly
//             pixels: format!("\"\"{}\"\"", string),
//         }
//     }
// }

#[cfg(test)]
mod test {
    // #[test]
    // fn test_image_from_toml() {
    //     let str = include_str!("test-resources/basic/images.toml");
    //     let output: Image = toml::from_str(str).unwrap();
    //     let expected = crate::mock::image::avatar();
    //     assert_eq!(output, expected);
    // }
}