pub mod activations;
pub mod folders;
pub mod groups;
pub mod hosts;
pub mod tags;

use std::fmt::{self, Display};

use serde::{Deserialize, Serialize, de::DeserializeOwned};

use crate::Result;
use crate::client::InnerClient;

#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum DomainType {
    Link,
    HostConfig,
    FolderConfig,
    ContactGroupConfig,
    HostGroupConfig,
    ServiceGroupConfig,
    HostTagGroup,
    ActivationRun,
}

impl fmt::Display for DomainType {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        match self {
            DomainType::HostConfig => write!(f, "host_config"),
            DomainType::FolderConfig => write!(f, "folder_config"),
            DomainType::Link => write!(f, "link"),
            DomainType::ContactGroupConfig => write!(f, "contact_group_config"),
            DomainType::HostGroupConfig => write!(f, "host_group_config"),
            DomainType::ServiceGroupConfig => write!(f, "service_group_config"),
            DomainType::HostTagGroup => write!(f, "host_tag_group"),
            DomainType::ActivationRun => write!(f, "activation_run"),
        }
    }
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
#[serde(rename_all = "UPPERCASE")]
pub enum HttpMethod {
    Get,
    Put,
    Post,
    Delete,
}

// #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
// pub(crate) struct RelationLink {
//     #[serde(rename = "domainType")]
//     pub domain_type: DomainType,
//     pub rel: String,
//     pub href: String,
//     pub method: HttpMethod,
//     pub r#type: String,
//     #[serde(default)]
//     pub title: Option<String>,
//     // body_params: HashMap<String, String> // i will deal with this later
// }

#[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub(crate) struct DomainObject<E> {
    pub domain_type: DomainType,
    pub id: String,
    #[serde(default)]
    pub title: Option<String>,
    pub extensions: E,
    // not used in this library
    // #[serde(default)]
    // pub links: Vec<RelationLink>,
    // deprecated in favour of links
    // pub members: M
}

#[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub(crate) struct DomainCollection<E> {
    pub domain_type: DomainType,
    pub id: String,
    #[serde(default)]
    pub title: Option<String>,
    pub value: Vec<DomainObject<E>>,
    // not used in this library
    // #[serde(default)]
    // pub links: Vec<RelationLink>,
    // pub extensions: Option<E>,
}

impl<E> From<DomainCollection<E>> for Vec<E> {
    fn from(value: DomainCollection<E>) -> Self {
        value.value.into_iter().map(|obj| obj.extensions).collect()
    }
}

pub trait DomainExtension: DeserializeOwned + Serialize {
    const DOMAIN_TYPE: DomainType;
}

impl InnerClient {
    pub(crate) async fn create_domain_object<E, O, Q>(&self, object: &O, query: &Q) -> Result<()>
    where
        E: DomainExtension,
        O: Serialize,
        Q: Serialize,
    {
        self.create(E::DOMAIN_TYPE, object, query).await
    }
    pub(crate) async fn read_domain_object<E, Q>(
        &self,
        id: impl Display,
        query: &Q,
    ) -> Result<DomainObject<E>>
    where
        E: DomainExtension,
        Q: Serialize,
    {
        self.read(E::DOMAIN_TYPE, id, query).await
    }
    pub(crate) async fn update_domain_object<E, O>(
        &self,
        id: impl Display,
        object: &O,
    ) -> Result<()>
    where
        E: DomainExtension,
        O: Serialize,
    {
        self.update(E::DOMAIN_TYPE, id, object).await
    }
    pub(crate) async fn delete_domain_object<E, Q>(&self, id: impl Display, query: &Q) -> Result<()>
    where
        E: DomainExtension,
        Q: Serialize,
    {
        self.delete(E::DOMAIN_TYPE, id, query).await
    }

    pub(crate) async fn bulk_create_domain_objects<E, O, Q>(
        &self,
        entries: &[O],
        query: &Q,
    ) -> Result<()>
    where
        E: DomainExtension,
        O: Serialize,
        Q: Serialize,
    {
        self.bulk_create(E::DOMAIN_TYPE, entries, query).await
    }
    pub(crate) async fn bulk_read_domain_objects<E, Q>(
        &self,
        query: &Q,
    ) -> Result<DomainCollection<E>>
    where
        E: DomainExtension,
        Q: Serialize,
    {
        self.bulk_read(E::DOMAIN_TYPE, query).await
    }
    pub(crate) async fn bulk_update_domain_objects<E, O>(&self, entries: &[O]) -> Result<()>
    where
        E: DomainExtension,
        O: Serialize,
    {
        self.bulk_update(E::DOMAIN_TYPE, entries).await
    }
    pub(crate) async fn bulk_delete_domain_objects<E>(&self, entries: &[String]) -> Result<()>
    where
        E: DomainExtension,
    {
        self.bulk_delete(E::DOMAIN_TYPE, entries).await
    }
}

macro_rules! domain_client {
    ($id:ident, $func:ident) => {
        impl Client {
            pub fn $func(&self) -> ApiClient<$id> {
                self.into()
            }
        }
        domain_client!($id);
    };
    ($id:ident) => {
        impl From<&Client> for ApiClient<$id> {
            fn from(value: &Client) -> Self {
                Self::new(value)
            }
        }
    };
}
pub(super) use domain_client;

macro_rules! domain_create {
    ($id:ident, $object:ident) => {
        impl ApiClient<$id> {
            pub async fn create(&self, object: &$object) -> Result<()> {
                self.inner
                    .create_domain_object::<$id, _, _>(object, &())
                    .await
            }
        }
    };
    ($id:ident, $object:ident, $qry:ident) => {
        impl ApiClient<$id> {
            pub async fn create(&self, object: &$object, query: &$qry) -> Result<()> {
                self.inner
                    .create_domain_object::<$id, _, _>(object, query)
                    .await
            }
        }
    };
}
pub(super) use domain_create;

macro_rules! domain_read {
    ($id:ident) => {
        impl ApiClient<$id> {
            pub async fn read(&self, id: impl Display) -> Result<$id> {
                self.inner
                    .read_domain_object::<$id, _>(id, &())
                    .await
                    .map(|obj| obj.extensions)
            }
        }
    };
    ($id:ident, $qry:ident) => {
        impl ApiClient<$id> {
            pub async fn read(&self, id: impl Display, query: &$qry) -> Result<$id> {
                self.inner
                    .read_domain_object::<$id, _>(id, &query)
                    .await
                    .map(|obj| obj.extensions)
            }
        }
    };
}
pub(super) use domain_read;

macro_rules! domain_update {
    ($id:ident, $object:ident) => {
        impl ApiClient<$id> {
            pub async fn update(&self, id: impl Display, object: &$object) -> Result<()> {
                self.inner.update_domain_object::<$id, _>(id, object).await
            }
        }
    };
}
pub(super) use domain_update;

macro_rules! domain_delete {
    ($id:ident) => {
        impl ApiClient<$id> {
            pub async fn delete(&self, id: impl Display) -> Result<()> {
                self.inner.delete_domain_object::<$id, _>(id, &()).await
            }
        }
    };
    ($id:ident, $qry:ident) => {
        impl ApiClient<$id> {
            pub async fn delete(&self, id: impl Display, query: &$qry) -> Result<()> {
                self.inner.delete_domain_object::<$id, _>(id, &query).await
            }
        }
    };
}
pub(super) use domain_delete;

macro_rules! domain_bulk_create {
    ($id:ident, $object:ident) => {
        impl ApiClient<$id> {
            pub async fn bulk_create(&self, entries: &[$object]) -> Result<()> {
                self.inner
                    .bulk_create_domain_objects::<$id, _, _>(entries, &())
                    .await
            }
        }
    };
    ($id:ident, $object:ident, $qry:ident) => {
        impl ApiClient<$id> {
            pub async fn bulk_create(&self, entries: &[$object], query: &$qry) -> Result<()> {
                self.inner
                    .bulk_create_domain_objects::<$id, _, _>(entries, query)
                    .await
            }
        }
    };
}
pub(super) use domain_bulk_create;

macro_rules! domain_bulk_read {
    ($id:ident) => {
        impl ApiClient<$id> {
            pub async fn bulk_read(&self) -> Result<Vec<$id>> {
                let collection = self.inner.bulk_read_domain_objects::<$id, _>(&()).await?;
                Ok(collection.into())
            }
        }
    };
    ($id:ident, $qry:ident) => {
        impl ApiClient<$id> {
            pub async fn bulk_read(&self, query: &$qry) -> Result<Vec<$id>> {
                let collection = self
                    .inner
                    .bulk_read_domain_objects::<$id, _>(&query)
                    .await?;
                Ok(collection.into())
            }
        }
    };
}
pub(super) use domain_bulk_read;

macro_rules! domain_bulk_update {
    ($id:ident, $object:ident) => {
        impl ApiClient<$id> {
            pub async fn bulk_update(&self, entries: &[$object]) -> Result<()> {
                self.inner
                    .bulk_update_domain_objects::<$id, _>(entries)
                    .await
            }
        }
    };
}
pub(super) use domain_bulk_update;

macro_rules! domain_bulk_delete {
    ($id:ident) => {
        impl ApiClient<$id> {
            pub async fn bulk_delete(&self, entries: &[String]) -> Result<()> {
                self.inner.bulk_delete_domain_objects::<$id>(entries).await
            }
        }
    };
}
pub(super) use domain_bulk_delete;