feat(native): native reader for indexer (#14055)

packages/frontend/mobile-native/Cargo.toml

@@ -15,7 +15,7 @@ path = "uniffi-bindgen.rs"
 use-as-lib = ["affine_nbstore/use-as-lib"]
 
 [dependencies]
-affine_common  = { workspace = true }
+affine_common  = { workspace = true, features = ["hashcash"] }
 affine_nbstore = { workspace = true }
 anyhow         = { workspace = true }
 base64-simd    = { workspace = true }

packages/frontend/mobile-native/src/lib.rs

@@ -183,6 +183,52 @@ impl From<affine_nbstore::ListedBlob> for ListedBlob {
   }
 }
 
+#[derive(uniffi::Record)]
+pub struct BlockInfo {
+  pub block_id: String,
+  pub flavour: String,
+  pub content: Option<Vec<String>>,
+  pub blob: Option<Vec<String>>,
+  pub ref_doc_id: Option<Vec<String>>,
+  pub ref_info: Option<Vec<String>>,
+  pub parent_flavour: Option<String>,
+  pub parent_block_id: Option<String>,
+  pub additional: Option<String>,
+}
+
+impl From<affine_nbstore::indexer::NativeBlockInfo> for BlockInfo {
+  fn from(value: affine_nbstore::indexer::NativeBlockInfo) -> Self {
+    Self {
+      block_id: value.block_id,
+      flavour: value.flavour,
+      content: value.content,
+      blob: value.blob,
+      ref_doc_id: value.ref_doc_id,
+      ref_info: value.ref_info,
+      parent_flavour: value.parent_flavour,
+      parent_block_id: value.parent_block_id,
+      additional: value.additional,
+    }
+  }
+}
+
+#[derive(uniffi::Record)]
+pub struct CrawlResult {
+  pub blocks: Vec<BlockInfo>,
+  pub title: String,
+  pub summary: String,
+}
+
+impl From<affine_nbstore::indexer::NativeCrawlResult> for CrawlResult {
+  fn from(value: affine_nbstore::indexer::NativeCrawlResult) -> Self {
+    Self {
+      blocks: value.blocks.into_iter().map(Into::into).collect(),
+      title: value.title,
+      summary: value.summary,
+    }
+  }
+}
+
 #[derive(uniffi::Object)]
 pub struct DocStoragePool {
   inner: SqliteDocStoragePool,
@@ -643,4 +689,14 @@ impl DocStoragePool {
         .map(|t| t.and_utc().timestamp_millis()),
     )
   }
+
+  pub async fn crawl_doc_data(&self, universal_id: String, doc_id: String) -> Result<CrawlResult> {
+    let result = self
+      .inner
+      .get(universal_id.clone())
+      .await?
+      .crawl_doc_data(&doc_id)
+      .await?;
+    Ok(result.into())
+  }
 }