qdrant-client 1.17.0

use crate::qdrant::*;

#[derive(Clone)]
pub struct FacetCountsBuilder {
    /// Name of the collection
    pub(crate) collection_name: Option<String>,
    /// Payload key of the facet
    pub(crate) key: Option<String>,
    /// Filter conditions - return only those points that satisfy the specified conditions.
    pub(crate) filter: Option<Option<Filter>>,
    /// Max number of facets. Default is 10.
    pub(crate) limit: Option<Option<u64>>,
    /// If true, return exact counts, slower but useful for debugging purposes. Default is false.
    pub(crate) exact: Option<Option<bool>>,
    /// If set, overrides global timeout setting for this request. Unit is seconds.
    pub(crate) timeout: Option<Option<u64>>,
    /// Options for specifying read consistency guarantees
    pub(crate) read_consistency: Option<Option<ReadConsistency>>,
    /// Specify in which shards to look for the points, if not specified - look in all shards
    pub(crate) shard_key_selector: Option<Option<ShardKeySelector>>,
}

impl FacetCountsBuilder {
    /// Name of the collection
    pub fn collection_name(self, value: String) -> Self {
        let mut new = self;
        new.collection_name = Option::Some(value);
        new
    }
    /// Payload key of the facet
    pub fn key(self, value: String) -> Self {
        let mut new = self;
        new.key = Option::Some(value);
        new
    }
    /// Filter conditions - return only those points that satisfy the specified conditions.
    pub fn filter<VALUE: core::convert::Into<Filter>>(self, value: VALUE) -> Self {
        let mut new = self;
        new.filter = Option::Some(Option::Some(value.into()));
        new
    }
    /// Max number of facets. Default is 10.
    pub fn limit(self, value: u64) -> Self {
        let mut new = self;
        new.limit = Option::Some(Option::Some(value));
        new
    }
    /// If true, return exact counts, slower but useful for debugging purposes. Default is false.
    pub fn exact(self, value: bool) -> Self {
        let mut new = self;
        new.exact = Option::Some(Option::Some(value));
        new
    }
    /// If set, overrides global timeout setting for this request. Unit is seconds.
    pub fn timeout(self, value: u64) -> Self {
        let mut new = self;
        new.timeout = Option::Some(Option::Some(value));
        new
    }
    /// Options for specifying read consistency guarantees
    pub fn read_consistency<VALUE: core::convert::Into<ReadConsistency>>(
        self,
        value: VALUE,
    ) -> Self {
        let mut new = self;
        new.read_consistency = Option::Some(Option::Some(value.into()));
        new
    }
    /// Specify in which shards to look for the points, if not specified - look in all shards
    pub fn shard_key_selector<VALUE: core::convert::Into<ShardKeySelector>>(
        self,
        value: VALUE,
    ) -> Self {
        let mut new = self;
        new.shard_key_selector = Option::Some(Option::Some(value.into()));
        new
    }

    fn build_inner(self) -> Result<FacetCounts, FacetCountsBuilderError> {
        Ok(FacetCounts {
            collection_name: match self.collection_name {
                Some(value) => value,
                None => {
                    return Result::Err(core::convert::Into::into(
                        ::derive_builder::UninitializedFieldError::from("collection_name"),
                    ));
                }
            },
            key: match self.key {
                Some(value) => value,
                None => {
                    return Result::Err(core::convert::Into::into(
                        ::derive_builder::UninitializedFieldError::from("key"),
                    ));
                }
            },
            filter: self.filter.unwrap_or_default(),
            limit: self.limit.unwrap_or_default(),
            exact: self.exact.unwrap_or_default(),
            timeout: self.timeout.unwrap_or_default(),
            read_consistency: self.read_consistency.unwrap_or_default(),
            shard_key_selector: self.shard_key_selector.unwrap_or_default(),
        })
    }
    /// Create an empty builder, with all fields set to `None` or `PhantomData`.
    fn create_empty() -> Self {
        Self {
            collection_name: core::default::Default::default(),
            key: core::default::Default::default(),
            filter: core::default::Default::default(),
            limit: core::default::Default::default(),
            exact: core::default::Default::default(),
            timeout: core::default::Default::default(),
            read_consistency: core::default::Default::default(),
            shard_key_selector: core::default::Default::default(),
        }
    }
}

impl From<FacetCountsBuilder> for FacetCounts {
    fn from(value: FacetCountsBuilder) -> Self {
        value.build_inner().unwrap_or_else(|_| {
            panic!(
                "Failed to convert {0} to {1}",
                "FacetCountsBuilder", "FacetCounts"
            )
        })
    }
}

impl FacetCountsBuilder {
    /// Builds the desired type. Can often be omitted.
    pub fn build(self) -> FacetCounts {
        self.build_inner().unwrap_or_else(|_| {
            panic!(
                "Failed to build {0} into {1}",
                "FacetCountsBuilder", "FacetCounts"
            )
        })
    }
}

impl FacetCountsBuilder {
    pub(crate) fn empty() -> Self {
        Self::create_empty()
    }
}

/// Error type for FacetCountsBuilder
#[non_exhaustive]
#[derive(Debug)]
pub enum FacetCountsBuilderError {
    /// Uninitialized field
    UninitializedField(&'static str),
    /// Custom validation error
    ValidationError(String),
}

// Implementing the From trait for conversion from UninitializedFieldError
impl From<derive_builder::UninitializedFieldError> for FacetCountsBuilderError {
    fn from(s: derive_builder::UninitializedFieldError) -> Self {
        Self::UninitializedField(s.field_name())
    }
}

// Implementing the From trait for conversion from String
impl From<String> for FacetCountsBuilderError {
    fn from(s: String) -> Self {
        Self::ValidationError(s)
    }
}

// Implementing the Display trait for better error messages
impl std::fmt::Display for FacetCountsBuilderError {
    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
        match self {
            Self::UninitializedField(ref field) => {
                write!(f, "`{field}` must be initialized")
            }
            Self::ValidationError(ref error) => write!(f, "{error}"),
        }
    }
}

// Implementing the Error trait
impl std::error::Error for FacetCountsBuilderError {}