open-library 0.7.1

A client to interact with the Open Library API
Documentation 
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// TODO split up this file
use serde::{Deserialize, Serialize};

pub mod datetime {
    use chrono::{DateTime, TimeZone, Utc};
    use serde::{Deserialize, Deserializer, Serializer};

    const FORMAT: &str = "%Y/%m/%d,%H:%M:%S";

    pub fn serialize<S>(date: &DateTime<Utc>, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        let s = format!("{}", date.format(FORMAT));
        serializer.serialize_str(&s)
    }

    pub fn deserialize<'de, D>(deserializer: D) -> Result<DateTime<Utc>, D::Error>
    where
        D: Deserializer<'de>,
    {
        Utc.datetime_from_str(&String::deserialize(deserializer)?, FORMAT)
            .map_err(serde::de::Error::custom)
    }
}

pub mod date {
    use chrono::NaiveDate;
    use serde::{Deserialize, Deserializer, Serializer};

    const FORMAT: &str = "%d %B %Y";

    pub fn serialize<S>(date: &NaiveDate, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        let s = format!("{}", date.format(FORMAT));
        serializer.serialize_str(&s)
    }

    pub fn deserialize<'de, D>(deserializer: D) -> Result<NaiveDate, D::Error>
    where
        D: Deserializer<'de>,
    {
        NaiveDate::parse_from_str(&String::deserialize(deserializer)?, FORMAT)
            .map_err(serde::de::Error::custom)
    }
}

pub mod date_m_dd_yyyy {
    use chrono::NaiveDate;
    use serde::{Deserialize, Deserializer, Serializer};

    const FORMAT: &str = "%B %d, %Y";

    pub fn serialize<S>(date: &NaiveDate, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        let s = format!("{}", date.format(FORMAT));
        serializer.serialize_str(&s)
    }

    pub fn deserialize<'de, D>(deserializer: D) -> Result<NaiveDate, D::Error>
    where
        D: Deserializer<'de>,
    {
        NaiveDate::parse_from_str(&String::deserialize(deserializer)?, FORMAT)
            .map_err(serde::de::Error::custom)
    }
}

#[derive(Debug, Deserialize, Eq, PartialEq, Serialize)]
pub struct KeyedValue<T> {
    pub key: T,
}

pub mod keyed_value {
    use crate::format::KeyedValue;
    use serde::{Deserialize, Deserializer, Serialize, Serializer};

    pub fn serialize<S, T>(value: &T, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
        T: Serialize,
    {
        KeyedValue { key: value }.serialize(serializer)
    }

    pub fn deserialize<'de, D, T>(deserializer: D) -> Result<T, D::Error>
    where
        D: Deserializer<'de>,
        T: Deserialize<'de>,
    {
        Ok(KeyedValue::deserialize(deserializer)?.key)
    }
}

pub mod keyed_list {
    use crate::format::KeyedValue;
    use serde::{Deserialize, Deserializer, Serialize, Serializer};

    pub fn serialize<S, T>(values: &[T], serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
        T: Serialize,
    {
        values
            .iter()
            .map(|x| KeyedValue { key: x })
            .collect::<Vec<KeyedValue<&T>>>()
            .serialize(serializer)
    }

    pub fn deserialize<'de, D, T>(deserializer: D) -> Result<Vec<T>, D::Error>
    where
        D: Deserializer<'de>,
        T: Deserialize<'de>,
    {
        let result: Vec<KeyedValue<T>> = Deserialize::deserialize(deserializer)?;
        let x1: Vec<T> = result.into_iter().map(|x: KeyedValue<T>| x.key).collect();
        Ok(x1)
    }
}

//TODO: convert into Tagged OpenLibraryTyped Enum
pub mod value {
    use serde::{Deserialize, Deserializer, Serialize, Serializer};

    #[derive(Deserialize, Serialize)]
    struct TypedValue<T> {
        value: T,
    }

    pub fn serialize<S, T>(value: T, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
        T: Serialize,
    {
        TypedValue { value }.serialize(serializer)
    }

    pub fn deserialize<'de, D, T>(deserializer: D) -> Result<Option<T>, D::Error>
    where
        D: Deserializer<'de>,
        T: Deserialize<'de>,
    {
        Ok(Some(TypedValue::deserialize(deserializer)?.value))
    }
}