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use crate::DbType;
use crate::DbValue;
use crate::InsertAliasesQuery;
use crate::InsertEdgesQuery;
use crate::InsertNodesQuery;
use crate::InsertValuesQuery;
use crate::QueryIds;
use crate::query::query_aliases::QueryAliases;
use crate::query::query_values::MultiValues;
use crate::query::query_values::QueryValues;
use crate::query::query_values::SingleValues;
use crate::query_builder::insert_aliases::InsertAliases;
use crate::query_builder::insert_edge::InsertEdges;
use crate::query_builder::insert_index::InsertIndex;
use crate::query_builder::insert_nodes::InsertNodes;
use crate::query_builder::insert_values::InsertValues;
use crate::query_builder::insert_values::InsertValuesIds;
/// Insert builder for inserting various data
/// into the database.
#[cfg_attr(feature = "api", derive(agdb::TypeDef))]
pub struct Insert {}
#[cfg_attr(feature = "api", agdb::impl_def())]
impl Insert {
/// Inserts aliases `names` into the database:
///
/// Options:
///
/// ```
/// use agdb::QueryBuilder;
///
/// QueryBuilder::insert().aliases("a").ids(1);
/// QueryBuilder::insert().aliases(["a", "b"]).ids([1, 2]);
/// ```
pub fn aliases<T: Into<QueryAliases>>(self, names: T) -> InsertAliases {
InsertAliases(InsertAliasesQuery {
ids: QueryIds::Ids(vec![]),
aliases: Into::<QueryAliases>::into(names).0,
})
}
/// Inserts edges into the database:
///
/// Options:
///
/// ```
/// use agdb::QueryBuilder;
///
/// QueryBuilder::insert().edges().from(1);
/// QueryBuilder::insert().edges().from([1, 2]);
/// QueryBuilder::insert().edges().from(QueryBuilder::search().from(1).query());
/// QueryBuilder::insert().edges().ids(-3);
/// QueryBuilder::insert().edges().ids([-3, -4]);
/// QueryBuilder::insert().edges().ids(QueryBuilder::search().from(1).where_().edge().query());
/// ```
pub fn edges(self) -> InsertEdges {
InsertEdges(InsertEdgesQuery {
from: QueryIds::Ids(vec![]),
to: QueryIds::Ids(vec![]),
ids: QueryIds::Ids(vec![]),
values: QueryValues::Single(vec![]),
each: false,
})
}
/// Inserts `elem` into the database. The `elem`
/// must implement (or derive) `DbType` that will
/// provide the `DbId` to be inserted to and conversion
/// to the values. If the ids() is `None` new node will
/// be inserted. If the ids() is some it must point to
/// valid element in the database and its values will be
/// replaced.
pub fn element<T: DbType + std::borrow::Borrow<T>>(self, elem: T) -> InsertValuesIds {
InsertValuesIds(InsertValuesQuery {
ids: QueryIds::Ids(vec![elem.db_id().unwrap_or_default()]),
values: QueryValues::Multi(vec![elem.to_db_values()]),
})
}
/// Inserts the `elems` into the database. Each `elem`
/// must implement (or derive) `DbType` that will
/// provide the `DbId` to be inserted to and conversion
/// to the values. If the ids() is `None` new nodes will
/// be inserted. If the ids() is some it must point to
/// valid elements in the database and their values will be
/// replaced.
pub fn elements<T: DbType>(self, elems: &[T]) -> InsertValuesIds {
let mut ids = vec![];
let mut values = vec![];
ids.reserve(elems.len());
values.reserve(elems.len());
elems.iter().for_each(|v| {
ids.push(v.db_id().unwrap_or_default());
values.push(v.to_db_values());
});
InsertValuesIds(InsertValuesQuery {
ids: QueryIds::Ids(ids),
values: QueryValues::Multi(values),
})
}
/// Key to index on all elements in the database.
pub fn index<T: Into<DbValue>>(self, key: T) -> InsertIndex {
InsertIndex(key.into())
}
/// Inserts nodes into the database:
///
/// Options:
///
/// ```
/// use agdb::QueryBuilder;
///
/// QueryBuilder::insert().nodes().count(1);
/// QueryBuilder::insert().nodes().aliases("a");
/// QueryBuilder::insert().nodes().aliases(["a", "b"]);
/// QueryBuilder::insert().nodes().ids(1);
/// QueryBuilder::insert().nodes().ids([1, 2]);
/// QueryBuilder::insert().nodes().ids("a");
/// QueryBuilder::insert().nodes().ids(["a", "b"]);
/// QueryBuilder::insert().nodes().ids(QueryBuilder::search().from(1).query());
/// QueryBuilder::insert().nodes().values([[("k", 1).into()]]);
/// ```
pub fn nodes(self) -> InsertNodes {
InsertNodes(InsertNodesQuery {
count: 0,
values: QueryValues::Single(vec![]),
aliases: vec![],
ids: QueryIds::Ids(vec![]),
})
}
/// Inserts or updates list of lists `key_values` into the database.
/// Each item in the list represents a list of key-value pairs to
/// be inserted into database elements identified by ids in the next step.
///
/// Options:
///
/// ```
/// use agdb::QueryBuilder;
///
/// QueryBuilder::insert().values([[("k", 1).into()]]).ids(1);
/// QueryBuilder::insert().values([[("k", 1).into()], [("k", 2).into()]]).ids([1, 2]);
/// QueryBuilder::insert().values([[("k", 1).into()]]).ids(QueryBuilder::search().from(1).query());
/// ```
pub fn values<T: Into<MultiValues>>(self, key_values: T) -> InsertValues {
InsertValues(InsertValuesQuery {
ids: QueryIds::Ids(vec![]),
values: QueryValues::Multi(Into::<MultiValues>::into(key_values).0),
})
}
/// Inserts or updates list of `key_values` into the database.
/// The list represents a list of key-value pairs to be inserted
/// into every database elements identified by ids in the next step.
///
/// Options:
///
/// ```
/// use agdb::QueryBuilder;
///
/// QueryBuilder::insert().values_uniform([("k", 1).into()]).ids(1);
/// QueryBuilder::insert().values_uniform([("k", 1).into()]).ids([1, 2]);
/// QueryBuilder::insert().values_uniform([("k", 1).into()]).ids(QueryBuilder::search().from(1).query());
/// ```
pub fn values_uniform<T: Into<SingleValues>>(self, key_values: T) -> InsertValues {
InsertValues(InsertValuesQuery {
ids: QueryIds::Ids(vec![]),
values: QueryValues::Single(Into::<SingleValues>::into(key_values).0),
})
}
}