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pub type MessagesList = &'static [&'static Message];

// impl MessagesList {
//     pub fn map<F>(&self, f: F) -> Vec<String>
//     where
//         F: Fn(&Message) -> String,
//     {
//         self.0.iter().map(f).collect()
//     }

//     pub fn flat_map<F>(&self, f: F) -> Vec<String>
//     where
//         F: Fn(&Message) -> Vec<String>,
//     {
//         self.0.iter().flat_map(f).collect()
//     }
// }

#[derive(Debug, Clone, PartialEq)]
pub struct Message {
    pub camelcase_name: &'static str,
    pub fields: MessageFieldList,
    pub comment: &'static [&'static str],
}

impl Message {
    pub fn render_comment(&self, prefix: &str, offset: usize) -> String {
        crate::comment::Comment::new(self.comment, prefix).to_string(offset)
    }

    pub fn upper_name(&self) -> String {
        crate::helpers::camel_case_to_underscored(self.camelcase_name).to_uppercase()
    }

    pub fn lower_name(&self) -> String {
        crate::helpers::camel_case_to_underscored(self.camelcase_name).to_lowercase()
    }
}

pub type MessageFieldList = &'static [&'static MessageField];

// impl MessageFieldList {
//     pub fn map<F>(&self, f: F) -> Vec<String>
//     where
//         F: Fn(&MessageField) -> String,
//     {
//         self.0.iter().map(f).collect()
//     }

//     pub fn flat_map<F>(&self, f: F) -> Vec<String>
//     where
//         F: Fn(&MessageField) -> Vec<String>,
//     {
//         self.0.iter().flat_map(f).collect()
//     }
// }

#[derive(Debug, Clone, PartialEq)]
pub struct MessageField {
    pub message: &'static Message,
    pub snakecase_name: &'static str,
    pub field_type: MessageFieldType,
    pub comment: &'static [&'static str],
}

impl MessageField {
    pub fn render_comment(&self, prefix: &str, offset: usize) -> String {
        crate::comment::Comment::new(self.comment, prefix).to_string(offset)
    }
}

#[derive(Debug, Clone, PartialEq)]
pub enum MessageFieldType {
    Str,
    Byte,
}