queries.rs 4.7 KB

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  1. use heed3::RoTxn;
  2. use get_routes::handler;
  3. use helix_db::{field_remapping, identifier_remapping, traversal_remapping, exclude_field, value_remapping};
  4. use helix_db::helix_engine::vector_core::vector::HVector;
  5. use helix_db::{
  6. helix_engine::graph_core::ops::{
  7. g::G,
  8. in_::{in_::InAdapter, in_e::InEdgesAdapter, to_n::ToNAdapter, to_v::ToVAdapter},
  9. out::{from_n::FromNAdapter, from_v::FromVAdapter, out::OutAdapter, out_e::OutEdgesAdapter},
  10. source::{
  11. add_e::{AddEAdapter, EdgeType},
  12. add_n::AddNAdapter,
  13. e_from_id::EFromIdAdapter,
  14. e_from_type::EFromTypeAdapter,
  15. n_from_id::NFromIdAdapter,
  16. n_from_type::NFromTypeAdapter,
  17. n_from_index::NFromIndexAdapter,
  18. },
  19. tr_val::{Traversable, TraversalVal},
  20. util::{
  21. dedup::DedupAdapter, filter_mut::FilterMut,
  22. filter_ref::FilterRefAdapter, range::RangeAdapter, update::UpdateAdapter,
  23. map::MapAdapter, paths::ShortestPathAdapter, props::PropsAdapter, drop::Drop,
  24. },
  25. vectors::{insert::InsertVAdapter, search::SearchVAdapter, brute_force_search::BruteForceSearchVAdapter},
  26. bm25::search_bm25::SearchBM25Adapter,
  27. },
  28. helix_engine::types::GraphError,
  29. helix_gateway::router::router::HandlerInput,
  30. node_matches, props,
  31. protocol::count::Count,
  32. protocol::remapping::{RemappingMap, ResponseRemapping},
  33. protocol::response::Response,
  34. protocol::{
  35. filterable::Filterable, remapping::Remapping, return_values::ReturnValue, value::Value, id::ID,
  36. },
  37. };
  38. use sonic_rs::{Deserialize, Serialize};
  39. use std::collections::{HashMap, HashSet};
  40. use std::sync::Arc;
  41. use std::time::Instant;
  42. use std::cell::RefCell;
  43. use chrono::{DateTime, Utc};
  44. pub struct User {
  45. pub name: String,
  46. pub age: i64,
  47. pub email: String,
  48. }
  49. #[derive(Serialize, Deserialize)]
  50. pub struct updateUserInput {
  51. pub id: ID,
  52. pub name: String
  53. }
  54. #[handler]
  55. pub fn updateUser (input: &HandlerInput, response: &mut Response) -> Result<(), GraphError> {
  56. let data: updateUserInput = match sonic_rs::from_slice(&input.request.body) {
  57. Ok(data) => data,
  58. Err(err) => return Err(GraphError::from(err)),
  59. };
  60. let mut remapping_vals = RemappingMap::new();
  61. let db = Arc::clone(&input.graph.storage);
  62. let mut txn = db.graph_env.write_txn().unwrap();
  63. let u = {let update_tr = G::new(Arc::clone(&db), &txn)
  64. .n_from_id(&data.id)
  65. .collect_to::<Vec<_>>();G::new_mut_from(Arc::clone(&db), &mut txn, update_tr)
  66. .update(Some(props! { "name" => &data.name }))
  67. .collect_to::<Vec<_>>()};
  68. let mut return_vals: HashMap<String, ReturnValue> = HashMap::new();
  69. return_vals.insert("success".to_string(), ReturnValue::from(Value::from("success")));
  70. txn.commit().unwrap();
  71. response.body = sonic_rs::to_vec(&return_vals).unwrap();
  72. Ok(())
  73. }
  74. #[derive(Serialize, Deserialize)]
  75. pub struct addUserInput {
  76. pub name: String,
  77. pub age: i64,
  78. pub email: String
  79. }
  80. #[handler]
  81. pub fn addUser (input: &HandlerInput, response: &mut Response) -> Result<(), GraphError> {
  82. let data: addUserInput = match sonic_rs::from_slice(&input.request.body) {
  83. Ok(data) => data,
  84. Err(err) => return Err(GraphError::from(err)),
  85. };
  86. let mut remapping_vals = RemappingMap::new();
  87. let db = Arc::clone(&input.graph.storage);
  88. let mut txn = db.graph_env.write_txn().unwrap();
  89. let user = G::new_mut(Arc::clone(&db), &mut txn)
  90. .add_n("User", Some(props! { "age" => data.age.clone(), "email" => data.email.clone(), "name" => data.name.clone() }), None).collect_to::<Vec<_>>();
  91. let mut return_vals: HashMap<String, ReturnValue> = HashMap::new();
  92. return_vals.insert("user".to_string(), ReturnValue::from_traversal_value_array_with_mixin(user.clone(), remapping_vals.borrow_mut()));
  93. txn.commit().unwrap();
  94. response.body = sonic_rs::to_vec(&return_vals).unwrap();
  95. Ok(())
  96. }
  97. #[derive(Serialize, Deserialize)]
  98. pub struct getUserInput {
  99. pub id: ID
  100. }
  101. #[handler]
  102. pub fn getUser (input: &HandlerInput, response: &mut Response) -> Result<(), GraphError> {
  103. let data: getUserInput = match sonic_rs::from_slice(&input.request.body) {
  104. Ok(data) => data,
  105. Err(err) => return Err(GraphError::from(err)),
  106. };
  107. let mut remapping_vals = RemappingMap::new();
  108. let db = Arc::clone(&input.graph.storage);
  109. let txn = db.graph_env.read_txn().unwrap();
  110. let u = G::new(Arc::clone(&db), &txn)
  111. .n_from_id(&data.id).collect_to::<Vec<_>>();
  112. let mut return_vals: HashMap<String, ReturnValue> = HashMap::new();
  113. return_vals.insert("u".to_string(), ReturnValue::from_traversal_value_array_with_mixin(u.clone(), remapping_vals.borrow_mut()));
  114. txn.commit().unwrap();
  115. response.body = sonic_rs::to_vec(&return_vals).unwrap();
  116. Ok(())
  117. }