http-path-params 0.2.0

use alloc::string::{String, ToString as _};

use crate::PathParams;

use super::ValueSetError;

//
impl PathParams for usize {
    fn size(&self) -> usize {
        1
    }
    fn value(&self, index: usize) -> String {
        match index {
            0 => self.to_string(),
            _ => panic!(),
        }
    }
    fn set_value(&mut self, index: usize, value: &str) -> Result<(), ValueSetError> {
        match index {
            0 => {
                *self = value
                    .parse::<usize>()
                    .map_err(|err| ValueSetError::ParseFailed(err.to_string()))?;
                Ok(())
            }
            _ => panic!(),
        }
    }
}

impl PathParams for String {
    fn size(&self) -> usize {
        1
    }
    fn value(&self, index: usize) -> String {
        match index {
            0 => self.to_string(),
            _ => panic!(),
        }
    }
    fn set_value(&mut self, index: usize, value: &str) -> Result<(), ValueSetError> {
        match index {
            0 => {
                *self = value.to_string();
                Ok(())
            }
            _ => panic!(),
        }
    }
}

//
impl PathParams for (usize, usize) {
    fn size(&self) -> usize {
        2
    }
    fn value(&self, index: usize) -> String {
        match index {
            0 => self.0.to_string(),
            1 => self.1.to_string(),
            _ => panic!(),
        }
    }
    fn set_value(&mut self, index: usize, value: &str) -> Result<(), ValueSetError> {
        match index {
            0 => {
                self.0 = value
                    .parse::<usize>()
                    .map_err(|err| ValueSetError::ParseFailed(err.to_string()))?;
                Ok(())
            }
            1 => {
                self.1 = value
                    .parse::<usize>()
                    .map_err(|err| ValueSetError::ParseFailed(err.to_string()))?;
                Ok(())
            }
            _ => panic!(),
        }
    }
}

impl PathParams for (String, String) {
    fn size(&self) -> usize {
        2
    }
    fn value(&self, index: usize) -> String {
        match index {
            0 => self.0.to_string(),
            1 => self.1.to_string(),
            _ => panic!(),
        }
    }
    fn set_value(&mut self, index: usize, value: &str) -> Result<(), ValueSetError> {
        match index {
            0 => {
                self.0 = value.to_string();
                Ok(())
            }
            1 => {
                self.1 = value.to_string();
                Ok(())
            }
            _ => panic!(),
        }
    }
}

impl PathParams for (usize, String) {
    fn size(&self) -> usize {
        2
    }
    fn value(&self, index: usize) -> String {
        match index {
            0 => self.0.to_string(),
            1 => self.1.to_string(),
            _ => panic!(),
        }
    }
    fn set_value(&mut self, index: usize, value: &str) -> Result<(), ValueSetError> {
        match index {
            0 => {
                self.0 = value
                    .parse::<usize>()
                    .map_err(|err| ValueSetError::ParseFailed(err.to_string()))?;
                Ok(())
            }
            1 => {
                self.1 = value.to_string();
                Ok(())
            }
            _ => panic!(),
        }
    }
}

impl PathParams for (String, usize) {
    fn size(&self) -> usize {
        2
    }
    fn value(&self, index: usize) -> String {
        match index {
            0 => self.0.to_string(),
            1 => self.1.to_string(),
            _ => panic!(),
        }
    }
    fn set_value(&mut self, index: usize, value: &str) -> Result<(), ValueSetError> {
        match index {
            0 => {
                self.0 = value.to_string();
                Ok(())
            }
            1 => {
                self.1 = value
                    .parse::<usize>()
                    .map_err(|err| ValueSetError::ParseFailed(err.to_string()))?;
                Ok(())
            }
            _ => panic!(),
        }
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    use alloc::vec;

    #[test]
    fn test_get_and_set_values() {
        //
        let mut path_params: usize = Default::default();
        path_params.set_values(&["1".to_string()]).unwrap();
        assert_eq!(path_params, 1);
        assert_eq!(path_params.values(), vec!["1".to_string()]);

        let mut path_params: String = Default::default();
        path_params.set_values(&["foo".to_string()]).unwrap();
        assert_eq!(path_params, "foo");
        assert_eq!(path_params.values(), vec!["foo".to_string()]);

        //
        let mut path_params: (usize, usize) = Default::default();
        path_params
            .set_values(&["1".to_string(), "2".to_string()])
            .unwrap();
        assert_eq!(path_params, (1, 2));
        assert_eq!(path_params.values(), vec!["1".to_string(), "2".to_string()]);

        //
        let mut path_params: (String, String) = Default::default();
        path_params
            .set_values(&["foo".to_string(), "bar".to_string()])
            .unwrap();
        assert_eq!(path_params, ("foo".to_string(), "bar".to_string()));
        assert_eq!(
            path_params.values(),
            vec!["foo".to_string(), "bar".to_string()]
        );

        //
        let mut path_params: (usize, String) = Default::default();
        path_params
            .set_values(&["1".to_string(), "foo".to_string()])
            .unwrap();
        assert_eq!(path_params, (1, "foo".to_string()));
        assert_eq!(
            path_params.values(),
            vec!["1".to_string(), "foo".to_string()]
        );

        //
        let mut path_params: (String, usize) = Default::default();
        path_params
            .set_values(&["foo".to_string(), "1".to_string()])
            .unwrap();
        assert_eq!(path_params, ("foo".to_string(), 1));
        assert_eq!(
            path_params.values(),
            vec!["foo".to_string(), "1".to_string()]
        );
    }
}