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use crate::basic_types::Rect;
use crate::swf_fixed::Ufixed8P8;
use crate::Tag;

#[derive(Serialize, Deserialize, Debug, PartialEq, Eq)]
#[serde(rename_all = "kebab-case")]
pub enum CompressionMethod {
  None,
  Deflate,
  Lzma,
}

#[derive(Serialize, Deserialize, Debug, PartialEq, Eq)]
#[serde(rename_all = "snake_case")]
pub struct Header {
  /// SWF version
  pub swf_version: u8,
  // Frame size in twips
  pub frame_size: Rect,
  pub frame_rate: Ufixed8P8,
  pub frame_count: u16,
}

#[derive(Serialize, Deserialize, Debug, PartialEq, Eq)]
#[serde(rename_all = "snake_case")]
pub struct Movie {
  pub header: Header,
  pub tags: Vec<Tag>,
}

/// The signature is the part of the header that is not compressed
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq)]
#[serde(rename_all = "snake_case")]
pub struct SwfSignature {
  /// The compression method used for the body of this SWF file
  pub compression_method: CompressionMethod,
  /// SWF version
  pub swf_version: u8,
  // Uncompressed SWF File length (including the header)
  pub uncompressed_file_length: usize,
}

#[cfg(test)]
mod test_swf_samples {
  use serde_json;
  use super::Movie;

  #[test]
  fn simple_blank_blank() {
    let input_json = include_str!("../../test/swf-samples/simple/blank/blank.ast.json");
    let movie: Movie = serde_json::from_str(input_json).unwrap();
    let output_json = serde_json::to_string_pretty(&movie).unwrap();
    assert_eq!(output_json, input_json)
  }

  #[test]
  fn simple_avm1_hello_world() {
    let input_json = include_str!("../../test/swf-samples/simple/avm1/hello-world/hello-world.ast.json");
    let movie: Movie = serde_json::from_str(input_json).unwrap();
    let output_json = serde_json::to_string_pretty(&movie).unwrap();
    assert_eq!(output_json, input_json)
  }
}