Merge #445

445: Rename `Document` trait to `IndexConfig` and extend with function to retrieve index r=bidoubiwa a=amaihoefner

# Pull Request

## Related issue
Fixes #444

## What does this PR do?
- rename `Document` trait to `IndexConfig`
- add constant `IndexConfig::INDEX_STR` to store name of the index
- add `IndexConfig::index` function to provide easier and safer access to index

## PR checklist
Please check if your PR fulfills the following requirements:
- [ x] Does this PR fix an existing issue, or have you listed the changes applied in the PR description (and why they are needed)?
- [ x] Have you read the contributing guidelines?
- [ x] Have you made sure that the title is accurate and descriptive of the changes?

Co-authored-by: amaihoefner <[email protected]>

examples/web_app/src/document.rs

@@ -13,7 +13,6 @@ pub struct Crate {
     version: String,
 }
 
-// Implement the Document trait so that we can use our struct with Meilisearch
 fn get_readable_download_count(this: &Map<String, Value>) -> String {
     if let Some(downloads) = this["downloads"].as_f64() {
         if downloads < 1000.0 {

meilisearch-index-setting-macro/src/lib.rs

@@ -6,7 +6,7 @@ use quote::quote;
 use syn::parse_macro_input;
 use syn::spanned::Spanned;
 
-#[proc_macro_derive(Document, attributes(document))]
+#[proc_macro_derive(IndexConfig, attributes(index_config))]
 pub fn generate_index_settings(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
     let ast = parse_macro_input!(input as syn::DeriveInput);
 
@@ -21,13 +21,13 @@ pub fn generate_index_settings(input: proc_macro::TokenStream) -> proc_macro::To
 
     let struct_ident = &ast.ident;
 
-    let document_implementation = get_document_implementation(struct_ident, fields);
+    let index_config_implementation = get_index_config_implementation(struct_ident, fields);
     proc_macro::TokenStream::from(quote! {
-        #document_implementation
+        #index_config_implementation
     })
 }
 
-fn get_document_implementation(
+fn get_index_config_implementation(
     struct_ident: &syn::Ident,
     fields: &syn::Fields,
 ) -> proc_macro2::TokenStream {
@@ -111,7 +111,9 @@ fn get_document_implementation(
 
     quote! {
         #[::meilisearch_sdk::macro_helper::async_trait]
-        impl ::meilisearch_sdk::documents::Document for #struct_ident {
+        impl ::meilisearch_sdk::documents::IndexConfig for #struct_ident {
+            const INDEX_STR: &'static str = #index_name;
+
             fn generate_settings() -> ::meilisearch_sdk::settings::Settings {
             ::meilisearch_sdk::settings::Settings::new()
             #display_attr_tokens
@@ -142,7 +144,7 @@ fn extract_all_attr_values(
     for attr in attrs {
         match attr.parse_meta() {
             std::result::Result::Ok(syn::Meta::List(list)) => {
-                if !list.path.is_ident("document") {
+                if !list.path.is_ident("index_config") {
                     continue;
                 }
                 for token_stream in attr.tokens.clone().into_iter() {
@@ -187,7 +189,7 @@ fn extract_all_attr_values(
                                                 syn::Error::new(
                                                     ident.span(),
                                                     format!(
-                                                        "Property `{ident}` does not exist for type `document`"
+                                                        "Property `{ident}` does not exist for type `index_config`"
                                                     ),
                                                 )
                                                     .to_compile_error(),

src/documents.rs

@@ -1,10 +1,10 @@
 use async_trait::async_trait;
 use serde::{de::DeserializeOwned, Deserialize, Serialize};
 
-/// Derive the [`Document`](crate::documents::Document) trait.
+/// Derive the [`IndexConfig`](crate::documents::IndexConfig) trait.
 ///
 /// ## Field attribute
-/// Use the `#[document(..)]` field attribute to generate the correct settings
+/// Use the `#[index_config(..)]` field attribute to generate the correct settings
 /// for each field. The available parameters are:
 /// - `primary_key` (can only be used once)
 /// - `distinct` (can only be used once)
@@ -19,22 +19,22 @@ use serde::{de::DeserializeOwned, Deserialize, Serialize};
 /// ## Sample usage:
 /// ```
 /// use serde::{Serialize, Deserialize};
-/// use meilisearch_sdk::documents::Document;
+/// use meilisearch_sdk::documents::IndexConfig;
 /// use meilisearch_sdk::settings::Settings;
 /// use meilisearch_sdk::indexes::Index;
 /// use meilisearch_sdk::client::Client;
 ///
-/// #[derive(Serialize, Deserialize, Document)]
+/// #[derive(Serialize, Deserialize, IndexConfig)]
 /// struct Movie {
-///     #[document(primary_key)]
+///     #[index_config(primary_key)]
 ///     movie_id: u64,
-///     #[document(displayed, searchable)]
+///     #[index_config(displayed, searchable)]
 ///     title: String,
-///     #[document(displayed)]
+///     #[index_config(displayed)]
 ///     description: String,
-///     #[document(filterable, sortable, displayed)]
+///     #[index_config(filterable, sortable, displayed)]
 ///     release_date: String,
-///     #[document(filterable, displayed)]
+///     #[index_config(filterable, displayed)]
 ///     genres: Vec<String>,
 /// }
 ///
@@ -45,16 +45,22 @@ use serde::{de::DeserializeOwned, Deserialize, Serialize};
 ///     let index: Index = Movie::generate_index(&client).await.unwrap();
 /// }
 /// ```
-pub use meilisearch_index_setting_macro::Document;
+pub use meilisearch_index_setting_macro::IndexConfig;
 
 use crate::settings::Settings;
 use crate::tasks::Task;
+use crate::Client;
 use crate::{errors::Error, indexes::Index};
 
 #[async_trait]
-pub trait Document {
+pub trait IndexConfig {
+    const INDEX_STR: &'static str;
+
+    fn index(client: &Client) -> Index {
+        client.index(Self::INDEX_STR)
+    }
     fn generate_settings() -> Settings;
-    async fn generate_index(client: &crate::client::Client) -> Result<Index, Task>;
+    async fn generate_index(client: &Client) -> Result<Index, Task>;
 }
 
 #[derive(Debug, Clone, Deserialize)]
@@ -296,7 +302,7 @@ impl<'a> DocumentsQuery<'a> {
 mod tests {
     use super::*;
     use crate::{client::*, indexes::*};
-    use ::meilisearch_sdk::documents::Document;
+    use ::meilisearch_sdk::documents::IndexConfig;
     use meilisearch_test_macro::meilisearch_test;
     use serde::{Deserialize, Serialize};
 
@@ -307,24 +313,24 @@ mod tests {
     }
 
     #[allow(unused)]
-    #[derive(Document)]
+    #[derive(IndexConfig)]
     struct MovieClips {
-        #[document(primary_key)]
+        #[index_config(primary_key)]
         movie_id: u64,
-        #[document(distinct)]
+        #[index_config(distinct)]
         owner: String,
-        #[document(displayed, searchable)]
+        #[index_config(displayed, searchable)]
         title: String,
-        #[document(displayed)]
+        #[index_config(displayed)]
         description: String,
-        #[document(filterable, sortable, displayed)]
+        #[index_config(filterable, sortable, displayed)]
         release_date: String,
-        #[document(filterable, displayed)]
+        #[index_config(filterable, displayed)]
         genres: Vec<String>,
     }
 
     #[allow(unused)]
-    #[derive(Document)]
+    #[derive(IndexConfig)]
     struct VideoClips {
         video_id: u64,
     }
@@ -443,17 +449,17 @@ mod tests {
 
         Ok(())
     }
-    #[derive(Serialize, Deserialize, Document)]
+    #[derive(Serialize, Deserialize, IndexConfig)]
     struct Movie {
-        #[document(primary_key)]
+        #[index_config(primary_key)]
         movie_id: u64,
-        #[document(displayed, searchable)]
+        #[index_config(displayed, searchable)]
         title: String,
-        #[document(displayed)]
+        #[index_config(displayed)]
         description: String,
-        #[document(filterable, sortable, displayed)]
+        #[index_config(filterable, sortable, displayed)]
         release_date: String,
-        #[document(filterable, displayed)]
+        #[index_config(filterable, displayed)]
         genres: Vec<String>,
     }
 }

src/dumps.rs

@@ -6,7 +6,7 @@
 //!
 //! During a [dump export](Client::create_dump), all [indexes](crate::indexes::Index) of the current instance are exported—together with their documents and settings—and saved as a single `.dump` file.
 //!
-//! During a dump import, all indexes contained in the indicated `.dump` file are imported along with their associated [documents](crate::documents::Document) and [settings](crate::settings::Settings).
+//! During a dump import, all indexes contained in the indicated `.dump` file are imported along with their associated documents and [settings](crate::settings::Settings).
 //! Any existing [index](crate::indexes::Index) with the same uid as an index in the dump file will be overwritten.
 //!
 //! Dump imports are [performed at launch](https://docs.meilisearch.com/reference/features/configuration.html#import-dump) using an option.

src/lib.rs

@@ -252,7 +252,7 @@ mod utils;
 pub use client::*;
 
 #[cfg(test)]
-/// Support for the `Document` derive proc macro in the crate's tests
+/// Support for the `IndexConfig` derive proc macro in the crate's tests
 extern crate self as meilisearch_sdk;
 /// Can't assume that the user of proc_macro will have access to `async_trait` crate. So exporting the `async-trait` crate from `meilisearch_sdk` in a hidden module.
 #[doc(hidden)]