refactor

repertory/librepertory/include/database/db_common.hpp

@@ -52,10 +52,18 @@ using db3_stmt_t = std::unique_ptr<sqlite3_stmt, sqlite3_statement_deleter>;
 
 void set_journal_mode(sqlite3 &db3);
 
-struct comp_data_t final {
+struct db_comp_data_t final {
   std::string column_name;
   std::string op_type;
-  db_types_t value;
+};
+
+struct db_context_t {
+  db_context_t(sqlite3 &db3_, std::string table_name_)
+      : db3(db3_), table_name(std::move(table_name_)) {}
+  sqlite3 &db3;
+  std::string table_name;
+
+  db3_stmt_t stmt{nullptr};
 };
 
 class db_column final {

repertory/librepertory/include/database/db_delete.hpp

@@ -29,19 +29,13 @@
 namespace repertory::db {
 class db_delete final {
 public:
-  struct context final {
+  struct context final : db_context_t {
+    context(sqlite3 &db3_, std::string table_name_)
+        : db_context_t(db3_, table_name_) {}
     using w_t = db_where_t<context, db_delete>;
 
-    context(sqlite3 &db3_, std::string table_name_)
-        : db3(db3_), table_name(std::move(table_name_)) {}
-
-    sqlite3 &db3;
-    std::string table_name;
-
     std::optional<w_t> where;
-    std::vector<db_types_t *> where_values;
-
-    db3_stmt_t stmt{nullptr};
+    std::vector<db_types_t> where_values;
   };
 
   using row = db_row<context>;

repertory/librepertory/include/database/db_insert.hpp

@@ -27,16 +27,12 @@
 namespace repertory::db {
 class db_insert final {
 public:
-  struct context final {
+  struct context final : db_context_t {
     context(sqlite3 &db3_, std::string table_name_)
-        : db3(db3_), table_name(std::move(table_name_)) {}
-
-    sqlite3 &db3;
-    std::string table_name;
+        : db_context_t(db3_, table_name_) {}
 
     bool or_replace{false};
     std::map<std::string, db_types_t> values{};
-    db3_stmt_t stmt{nullptr};
   };
 
   using row = db_row<context>;

repertory/librepertory/include/database/db_select.hpp

@@ -29,23 +29,17 @@
 namespace repertory::db {
 class db_select final {
 public:
-  struct context final {
+  struct context final : db_context_t {
     context(sqlite3 &db3_, std::string table_name_)
-        : db3(db3_), table_name(std::move(table_name_)) {}
-
+        : db_context_t(db3_, table_name_) {}
     using w_t = db_where_with_limit_t<context, db_select>;
 
-    sqlite3 &db3;
-    std::string table_name;
-
     std::vector<std::string> columns{};
     std::map<std::string, std::string> count_columns{};
     std::optional<std::int32_t> limit;
     std::optional<std::pair<std::string, bool>> order_by;
     std::optional<w_t> where;
-    std::vector<db_types_t *> where_values;
-
-    db3_stmt_t stmt{nullptr};
+    std::vector<db_types_t> where_values;
   };
 
   using row = db_row<context>;

repertory/librepertory/include/database/db_update.hpp

@@ -29,21 +29,16 @@
 namespace repertory::db {
 class db_update final {
 public:
-  struct context final {
+  struct context final : db_context_t {
     context(sqlite3 &db3_, std::string table_name_)
-        : db3(db3_), table_name(std::move(table_name_)) {}
+        : db_context_t(db3_, table_name_) {}
     using w_t = db_where_with_limit_t<context, db_update>;
 
-    sqlite3 &db3;
-    std::string table_name;
-
     std::map<std::string, db_types_t> column_values{};
     std::optional<std::int32_t> limit;
     std::optional<std::pair<std::string, bool>> order_by;
     std::optional<w_t> where;
-    std::vector<db_types_t *> where_values;
-
-    db3_stmt_t stmt{nullptr};
+    std::vector<db_types_t> where_values;
   };
 
   using row = db_row<context>;

repertory/librepertory/include/database/db_where_limit_t.hpp

@@ -111,14 +111,12 @@ struct db_comp_next_limit_t final {
   using wn_t = db_where_next_limit_t<db_comp_next_limit_t, ctx_t, op_t, w_t>;
 
   [[nodiscard]] auto create(std::string operation, db::db_types_t value) {
-    owner->actions.emplace_back(comp_data_t{
+    owner->actions.emplace_back(db_comp_data_t{
         column_name,
         operation,
-        value,
     });
 
-    ctx->where_values.push_back(
-        &std::get<comp_data_t>(*std::prev(owner->actions.end())).value);
+    ctx->where_values.push_back(value);
 
     return wn_t{
         ctx,
@@ -150,7 +148,7 @@ template <typename ctx_t, typename op_t> struct db_where_with_limit_t final {
 
   using group_func_t = std::function<void(db_where_with_limit_t &)>;
 
-  using action_t = std::variant<comp_data_t, n_t, db_where_with_limit_t>;
+  using action_t = std::variant<db_comp_data_t, n_t, db_where_with_limit_t>;
 
   std::vector<action_t> actions{};
 
@@ -160,7 +158,7 @@ template <typename ctx_t, typename op_t> struct db_where_with_limit_t final {
 
     for (auto &&action : data.actions) {
       std::visit(overloaded{
-                     [&idx, &stream](const comp_data_t &comp) {
+                     [&idx, &stream](const db_comp_data_t &comp) {
                        stream << '"' << comp.column_name << '"' << comp.op_type
                               << '?' + std::to_string(++idx);
                      },

repertory/librepertory/include/database/db_where_t.hpp

@@ -95,14 +95,12 @@ struct db_comp_next_t final {
   using wn_t = db_where_next_t<db_comp_next_t, ctx_t, op_t, w_t>;
 
   [[nodiscard]] auto create(std::string operation, db::db_types_t value) {
-    owner->actions.emplace_back(comp_data_t{
+    owner->actions.emplace_back(db_comp_data_t{
         column_name,
         operation,
-        value,
     });
 
-    ctx->where_values.push_back(
-        &std::get<comp_data_t>(*std::prev(owner->actions.end())).value);
+    ctx->where_values.push_back(value);
 
     return wn_t{
         ctx,
@@ -134,7 +132,7 @@ template <typename ctx_t, typename op_t> struct db_where_t final {
 
   using group_func_t = std::function<void(db_where_t &)>;
 
-  using action_t = std::variant<comp_data_t, n_t, db_where_t>;
+  using action_t = std::variant<db_comp_data_t, n_t, db_where_t>;
 
   std::vector<action_t> actions{};
 
@@ -144,7 +142,7 @@ template <typename ctx_t, typename op_t> struct db_where_t final {
 
     for (auto &&action : data.actions) {
       std::visit(overloaded{
-                     [&idx, &stream](const comp_data_t &comp) {
+                     [&idx, &stream](const db_comp_data_t &comp) {
                        stream << '"' << comp.column_name << '"' << comp.op_type
                               << '?' + std::to_string(++idx);
                      },

repertory/librepertory/src/database/db_delete.cpp

@@ -65,7 +65,7 @@ auto db_delete::go() const -> db_result<context> {
                                        data.c_str(), -1, nullptr);
             },
         },
-        *context_->where_values.at(static_cast<std::size_t>(idx)));
+        context_->where_values.at(static_cast<std::size_t>(idx)));
     if (res != SQLITE_OK) {
       utils::error::raise_error(function_name,
                                 "failed to bind|" + std::to_string(res) + '|' +

repertory/librepertory/src/database/db_select.cpp

@@ -111,7 +111,7 @@ auto db_select::go() const -> db_result<context> {
                                        data.c_str(), -1, nullptr);
             },
         },
-        *context_->where_values.at(static_cast<std::size_t>(idx)));
+        context_->where_values.at(static_cast<std::size_t>(idx)));
     if (res != SQLITE_OK) {
       utils::error::raise_error(function_name,
                                 "failed to bind|" + std::to_string(res) + '|' +

repertory/librepertory/src/database/db_update.cpp

@@ -121,7 +121,7 @@ auto db_update::go() const -> db_result<context> {
                                data.c_str(), -1, nullptr);
                          },
                      },
-                     *context_->where_values.at(static_cast<std::size_t>(idx)));
+                     context_->where_values.at(static_cast<std::size_t>(idx)));
     if (res != SQLITE_OK) {
       utils::error::raise_error(function_name,
                                 "failed to bind|" + std::to_string(res) + '|' +