Expose drop colllection API.

TODO.md

@@ -40,13 +40,16 @@
 - ~~Snippet should only be around surrounding matching tokens~~
 - ~~Proper pagination~~
 - ~~Pagination parameter~~
+- ~~Drop collection API~~
 - When prefix=true, use token_ranking_field for token ordering only for last word
 - Query token ids should match query token ordering
 - ID should not have "/"
 - Group results by field
+- Number of records in collection
+- Fix API response  codes
+- JSONP response
 - Use rocksdb batch put for atomic insertion
 - Handle store-get() not finding a key
-- Fix API response codes
 - ~~Test for asc/desc upper/lower casing~~
 - ~~Test for search without any sort_by given~~
 - ~~Test for collection creation validation~~

include/api.h

@@ -4,6 +4,8 @@
 
 void post_create_collection(http_req & req, http_res & res);
 
+void del_drop_collection(http_req & req, http_res & res);
+
 void get_search(http_req & req, http_res & res);
 
 void post_add_document(http_req & req, http_res & res);

include/collection_manager.h

@@ -51,7 +51,7 @@ public:
 
     Collection* get_collection(std::string collection_name);
 
-    bool drop_collection(std::string collection_name);
+    Option<bool> drop_collection(std::string collection_name);
 
     uint32_t get_next_collection_id();
 

src/api.cpp

@@ -115,6 +115,21 @@ void post_create_collection(http_req & req, http_res & res) {
     res.send_201(req.body);
 }
 
+void del_drop_collection(http_req & req, http_res & res) {
+    std::string doc_id = req.params["id"];
+
+    CollectionManager & collectionManager = CollectionManager::get_instance();
+    Option<bool> drop_result = collectionManager.drop_collection(req.params["collection"]);
+
+    if(!drop_result.ok()) {
+        return res.send(drop_result.code(), drop_result.error());
+    }
+
+    nlohmann::json json_response;
+    json_response["collection"] = req.params["collection"];
+    res.send_200(json_response.dump());
+}
+
 void get_search(http_req & req, http_res & res) {
     auto begin = std::chrono::high_resolution_clock::now();
 

src/collection_manager.cpp

@@ -153,10 +153,10 @@ Collection* CollectionManager::get_collection(std::string collection_name) {
     return nullptr;
 }
 
-bool CollectionManager::drop_collection(std::string collection_name) {
+Option<bool> CollectionManager::drop_collection(std::string collection_name) {
     Collection* collection = get_collection(collection_name);
     if(collection == nullptr) {
-        return false;
+        return Option<bool>(404, "No collection with name `" + collection_name + "` found.");
     }
 
     store->remove(Collection::get_meta_key(collection_name));
@@ -176,7 +176,7 @@ bool CollectionManager::drop_collection(std::string collection_name) {
     delete collection;
     collection = nullptr;
 
-    return true;
+    return Option<bool>(true);
 }
 
 uint32_t CollectionManager::get_next_collection_id() {

src/main/typesense_server.cpp

@@ -19,7 +19,11 @@ int main(int argc, char **argv) {
         options.get<uint32_t>("listen-port")
     );
 
+    // collection management
     server.post("/collection", post_create_collection, true);
+    server.del("/collection/:collection", del_drop_collection, true);
+
+    // document management
     server.post("/collection/:collection", post_add_document, true);
     server.get("/collection/:collection/search", get_search, false);
     server.del("/collection/:collection/:id", del_remove_document, true);