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//! `POST /_matrix/client/*/keys/upload`
//!
//! Publishes end-to-end encryption keys for the device.

pub mod v3 {
    //! `/v3/` ([spec])
    //!
    //! [spec]: https://spec.matrix.org/v1.4/client-server-api/#post_matrixclientv3keysupload

    use std::collections::BTreeMap;

    use js_int::UInt;
    use ruma_common::{
        api::{request, response, Metadata},
        encryption::{DeviceKeys, OneTimeKey},
        metadata,
        serde::Raw,
        DeviceKeyAlgorithm, OwnedDeviceKeyId,
    };

    const METADATA: Metadata = metadata! {
        method: POST,
        rate_limited: false,
        authentication: AccessToken,
        history: {
            1.0 => "/_matrix/client/r0/keys/upload",
            1.1 => "/_matrix/client/v3/keys/upload",
        }
    };

    /// Request type for the `upload_keys` endpoint.
    #[request(error = crate::Error)]
    #[derive(Default)]
    pub struct Request {
        /// Identity keys for the device.
        ///
        /// May be absent if no new identity keys are required.
        #[serde(skip_serializing_if = "Option::is_none")]
        pub device_keys: Option<Raw<DeviceKeys>>,

        /// One-time public keys for "pre-key" messages.
        #[serde(default, skip_serializing_if = "BTreeMap::is_empty")]
        pub one_time_keys: BTreeMap<OwnedDeviceKeyId, Raw<OneTimeKey>>,

        /// Fallback public keys for "pre-key" messages.
        #[serde(default, skip_serializing_if = "BTreeMap::is_empty")]
        pub fallback_keys: BTreeMap<OwnedDeviceKeyId, Raw<OneTimeKey>>,
    }

    /// Response type for the `upload_keys` endpoint.
    #[response(error = crate::Error)]
    pub struct Response {
        /// For each key algorithm, the number of unclaimed one-time keys of that
        /// type currently held on the server for this device.
        pub one_time_key_counts: BTreeMap<DeviceKeyAlgorithm, UInt>,
    }

    impl Request {
        /// Creates an empty `Request`.
        pub fn new() -> Self {
            Default::default()
        }
    }

    impl Response {
        /// Creates a new `Response` with the given one time key counts.
        pub fn new(one_time_key_counts: BTreeMap<DeviceKeyAlgorithm, UInt>) -> Self {
            Self { one_time_key_counts }
        }
    }
}