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use crate::python::client::{
build_property_string, build_query, raphtory_client::PyRaphtoryClient,
};
use minijinja::context;
use pyo3::{pyclass, pymethods, Python};
use raphtory::{
core::{
utils::{errors::GraphError, time::IntoTime},
Prop,
},
python::utils::PyTime,
};
use std::collections::HashMap;
#[derive(Clone)]
#[pyclass(name = "RemoteEdge")]
pub struct PyRemoteEdge {
pub(crate) path: String,
pub(crate) client: PyRaphtoryClient,
pub(crate) src: String,
pub(crate) dst: String,
}
#[pymethods]
impl PyRemoteEdge {
#[new]
pub(crate) fn new(path: String, client: PyRaphtoryClient, src: String, dst: String) -> Self {
Self {
path,
client,
src,
dst,
}
}
/// Add updates to an edge in the remote graph at a specified time.
/// This function allows for the addition of property updates to an edge within the graph. The updates are time-stamped, meaning they are applied at the specified time.
///
/// Parameters:
/// t (int | str | DateTime): The timestamp at which the updates should be applied.
/// properties (Optional[Dict[str, Prop]]): A dictionary of properties to update.
/// layer (str): The layer you want the updates to be applied.
fn add_updates(
&self,
py: Python,
t: PyTime,
properties: Option<HashMap<String, Prop>>,
layer: Option<&str>,
) -> Result<(), GraphError> {
let template = r#"
{
updateGraph(path: "{{path}}") {
edge(src: "{{src}}",dst: "{{dst}}") {
addUpdates(time: {{t}} {% if properties is not none %}, properties: {{ properties | safe }} {% endif %} {% if layer is not none %}, layer: "{{layer}}" {% endif %})
}
}
}
"#;
let query_context = context! {
path => self.path,
src => self.src,
dst => self.dst,
t => t.into_time(),
properties => properties.map(|p| build_property_string(p)),
layer => layer
};
let query = build_query(template, query_context)?;
let _ = &self.client.query(py, query, None)?;
Ok(())
}
/// Mark the edge as deleted at the specified time.
///
/// Parameters:
/// t (int | str | DateTime): The timestamp at which the deletion should be applied.
/// layer (str): The layer you want the deletion applied to.
fn delete(&self, py: Python, t: PyTime, layer: Option<&str>) -> Result<(), GraphError> {
let template = r#"
{
updateGraph(path: "{{path}}") {
edge(src: "{{src}}",dst: "{{dst}}") {
delete(time: {{t}}, {% if layer is not none %}, layer: "{{layer}}" {% endif %})
}
}
}
"#;
let query_context = context! {
path => self.path,
src => self.src,
dst => self.dst,
t => t.into_time(),
layer => layer
};
let query = build_query(template, query_context)?;
let _ = &self.client.query(py, query, None)?;
Ok(())
}
/// Add constant properties to the edge within the remote graph.
/// This function is used to add properties to an edge that remain constant and do not
/// change over time. These properties are fundamental attributes of the edge.
///
/// Parameters:
/// properties (Dict[str, Prop]): A dictionary of properties to be added to the edge.
/// layer (str): The layer you want these properties to be added on to.
fn add_constant_properties(
&self,
py: Python,
properties: HashMap<String, Prop>,
layer: Option<&str>,
) -> Result<(), GraphError> {
let template = r#"
{
updateGraph(path: "{{path}}") {
edge(src: "{{src}}",dst: "{{dst}}") {
addConstantProperties(properties: {{ properties | safe }} {% if layer is not none %}, layer: "{{layer}}" {% endif %})
}
}
}
"#;
let query_context = context! {
path => self.path,
src => self.src,
dst => self.dst,
properties => build_property_string(properties),
layer => layer
};
let query = build_query(template, query_context)?;
let _ = &self.client.query(py, query, None)?;
Ok(())
}
/// Update constant properties of an edge in the remote graph overwriting existing values.
/// This function is used to add properties to an edge that remains constant and does not
/// change over time. These properties are fundamental attributes of the edge.
///
/// Parameters:
/// properties (Dict[str, Prop]): A dictionary of properties to be added to the edge.
/// layer (str): The layer you want these properties to be added on to.
pub fn update_constant_properties(
&self,
py: Python,
properties: HashMap<String, Prop>,
layer: Option<&str>,
) -> Result<(), GraphError> {
let template = r#"
{
updateGraph(path: "{{path}}") {
edge(src: "{{src}}",dst: "{{dst}}") {
updateConstantProperties(properties: {{ properties | safe }} {% if layer is not none %}, layer: "{{layer}}" {% endif %})
}
}
}
"#;
let query_context = context! {
path => self.path,
src => self.src,
dst => self.dst,
properties => build_property_string(properties),
layer => layer
};
let query = build_query(template, query_context)?;
let _ = &self.client.query(py, query, None)?;
Ok(())
}
}