LibSQL+SQLServer: Move LibSQL/SQLResult.[h,cpp] to LibSQL/Result.[h,cpp]

Rename the file to match the new class name.
2025-07-27 04:57:45 +00:00 · 2022-02-09 16:02:49 -05:00 · 2022-02-09 16:02:49 -05:00 · 373b467302
commit 373b467302
parent aff17a2fbd
7 changed files with 6 additions and 6 deletions
--- a/Userland/Libraries/LibSQL/Result.h
+++ b/Userland/Libraries/LibSQL/Result.h
@ -0,0 +1,148 @@
+/*
+ * Copyright (c) 2021, Jan de Visser <jan@de-visser.net>
+ * Copyright (c) 2021, Mahmoud Mandour <ma.mandourr@gmail.com>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <AK/Error.h>
+#include <AK/Noncopyable.h>
+#include <LibSQL/ResultSet.h>
+#include <LibSQL/Tuple.h>
+#include <LibSQL/Type.h>
+
+namespace SQL {
+
+#define ENUMERATE_SQL_COMMANDS(S) \
+    S(Unknown)                    \
+    S(Create)                     \
+    S(Delete)                     \
+    S(Describe)                   \
+    S(Insert)                     \
+    S(Select)                     \
+    S(Update)
+
+enum class SQLCommand {
+#undef __ENUMERATE_SQL_COMMAND
+#define __ENUMERATE_SQL_COMMAND(command) command,
+    ENUMERATE_SQL_COMMANDS(__ENUMERATE_SQL_COMMAND)
+#undef __ENUMERATE_SQL_COMMAND
+};
+
+constexpr char const* command_tag(SQLCommand command)
+{
+    switch (command) {
+#undef __ENUMERATE_SQL_COMMAND
+#define __ENUMERATE_SQL_COMMAND(command) \
+    case SQLCommand::command:            \
+        return #command;
+        ENUMERATE_SQL_COMMANDS(__ENUMERATE_SQL_COMMAND)
+#undef __ENUMERATE_SQL_COMMAND
+    }
+}
+
+#define ENUMERATE_SQL_ERRORS(S)                                                          \
+    S(NoError, "No error")                                                               \
+    S(InternalError, "{}")                                                               \
+    S(NotYetImplemented, "{}")                                                           \
+    S(DatabaseUnavailable, "Database Unavailable")                                       \
+    S(StatementUnavailable, "Statement with id '{}' Unavailable")                        \
+    S(SyntaxError, "Syntax Error")                                                       \
+    S(DatabaseDoesNotExist, "Database '{}' does not exist")                              \
+    S(SchemaDoesNotExist, "Schema '{}' does not exist")                                  \
+    S(SchemaExists, "Schema '{}' already exist")                                         \
+    S(TableDoesNotExist, "Table '{}' does not exist")                                    \
+    S(ColumnDoesNotExist, "Column '{}' does not exist")                                  \
+    S(AmbiguousColumnName, "Column name '{}' is ambiguous")                              \
+    S(TableExists, "Table '{}' already exist")                                           \
+    S(InvalidType, "Invalid type '{}'")                                                  \
+    S(InvalidDatabaseName, "Invalid database name '{}'")                                 \
+    S(InvalidValueType, "Invalid type for attribute '{}'")                               \
+    S(InvalidNumberOfValues, "Number of values does not match number of columns")        \
+    S(BooleanOperatorTypeMismatch, "Cannot apply '{}' operator to non-boolean operands") \
+    S(NumericOperatorTypeMismatch, "Cannot apply '{}' operator to non-numeric operands") \
+    S(IntegerOperatorTypeMismatch, "Cannot apply '{}' operator to non-numeric operands") \
+    S(InvalidOperator, "Invalid operator '{}'")
+
+enum class SQLErrorCode {
+#undef __ENUMERATE_SQL_ERROR
+#define __ENUMERATE_SQL_ERROR(error, description) error,
+    ENUMERATE_SQL_ERRORS(__ENUMERATE_SQL_ERROR)
+#undef __ENUMERATE_SQL_ERROR
+};
+
+class [[nodiscard]] Result {
+public:
+    ALWAYS_INLINE Result(SQLCommand command, size_t update_count = 0, size_t insert_count = 0, size_t delete_count = 0)
+        : m_command(command)
+        , m_update_count(update_count)
+        , m_insert_count(insert_count)
+        , m_delete_count(delete_count)
+    {
+    }
+
+    ALWAYS_INLINE Result(SQLCommand command, SQLErrorCode error)
+        : m_command(command)
+        , m_error(error)
+    {
+    }
+
+    ALWAYS_INLINE Result(SQLCommand command, SQLErrorCode error, String error_message)
+        : m_command(command)
+        , m_error(error)
+        , m_error_message(move(error_message))
+    {
+    }
+
+    ALWAYS_INLINE Result(Error error)
+        : m_error(static_cast<SQLErrorCode>(error.code()))
+        , m_error_message(error.string_literal())
+    {
+    }
+
+    Result(Result&&) = default;
+    Result& operator=(Result&&) = default;
+
+    SQLCommand command() const { return m_command; }
+    SQLErrorCode error() const { return m_error; }
+    String error_string() const;
+
+    void insert(Tuple const& row, Tuple const& sort_key);
+    void limit(size_t offset, size_t limit);
+
+    bool has_results() const { return m_result_set.has_value(); }
+    ResultSet const& results() const { return m_result_set.value(); }
+
+    size_t updated() const { return m_update_count; }
+    size_t inserted() const { return m_insert_count; }
+    size_t deleted() const { return m_delete_count; }
+
+    // These are for compatibility with the TRY() macro in AK.
+    [[nodiscard]] bool is_error() const { return m_error != SQLErrorCode::NoError; }
+    [[nodiscard]] ResultSet release_value() { return m_result_set.release_value(); }
+    Result release_error()
+    {
+        VERIFY(is_error());
+
+        if (m_error_message.has_value())
+            return { m_command, m_error, m_error_message.release_value() };
+        return { m_command, m_error };
+    }
+
+private:
+    AK_MAKE_NONCOPYABLE(Result);
+
+    SQLCommand m_command { SQLCommand::Unknown };
+
+    SQLErrorCode m_error { SQLErrorCode::NoError };
+    Optional<String> m_error_message {};
+
+    Optional<ResultSet> m_result_set {};
+    size_t m_update_count { 0 };
+    size_t m_insert_count { 0 };
+    size_t m_delete_count { 0 };
+};
+
+}