97 lines
3.7 KiB
C++
97 lines
3.7 KiB
C++
#ifndef QUERY_QUERY_COMPILER_HPP
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#define QUERY_QUERY_COMPILER_HPP
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#include "matador/query/query_part_visitor.hpp"
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#include "matador/query/query_data.hpp"
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#include "matador/sql/query_context.hpp"
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#include "matador/utils/placeholder.hpp"
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#include <functional>
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#include <optional>
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namespace matador::sql {
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class connection_impl;
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class dialect;
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}
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namespace matador::query {
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namespace internal {
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struct basic_type_to_string_visitor;
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}
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struct query_data;
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struct value_visitor;
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class query_compiler final : public query_part_visitor {
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public:
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sql::query_context compile(const query_data &data,
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const sql::dialect &d,
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std::optional<std::reference_wrapper<const sql::connection_impl>> conn);
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protected:
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void visit(internal::query_alter_part& part) override;
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void visit(internal::query_alter_table_part& part) override;
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void visit(internal::query_add_key_constraint_part& part) override;
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void visit(internal::query_add_foreign_key_constraint_part& part) override;
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void visit(internal::query_add_primary_key_constraint_part& part) override;
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void visit(internal::query_add_foreign_key_reference_part& part) override;
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void visit(internal::query_add_constraint_part_by_constraint &part) override;
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void visit(internal::query_drop_key_constraint_part_by_name &part) override;
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void visit(internal::query_drop_key_constraint_part_by_constraint &part) override;
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protected:
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void visit(internal::query_select_part &part) override;
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void visit(internal::query_from_part &part) override;
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void visit(internal::query_join_part &part) override;
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void visit(internal::query_on_part &part) override;
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void visit(internal::query_where_part &part) override;
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void visit(internal::query_group_by_part &part) override;
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void visit(internal::query_order_by_part &part) override;
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void visit(internal::query_order_by_asc_part &part) override;
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void visit(internal::query_order_by_desc_part &part) override;
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void visit(internal::query_offset_part &part) override;
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void visit(internal::query_limit_part &part) override;
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void visit(internal::query_insert_part &part) override;
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void visit(internal::query_into_part &part) override;
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void visit(internal::query_values_part &part) override;
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void visit(internal::query_update_part &part) override;
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void visit(internal::query_set_part &part) override;
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void visit(internal::query_delete_part &part) override;
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void visit(internal::query_delete_from_part &part) override;
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void visit(internal::query_create_part &part) override;
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void visit(internal::query_create_table_part &part) override;
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void visit(internal::query_create_table_columns_part& part) override;
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void visit(internal::query_create_table_constraints_part& part) override;
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void visit(internal::query_create_schema_part& part) override;
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void visit(internal::query_drop_part &part) override;
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void visit(internal::query_drop_table_part &part) override;
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void visit(internal::query_drop_schema_part& part) override;
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static std::string build_table_name(sql::dialect_token token, const sql::dialect &d, const table& t);
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static std::string determine_value(value_visitor &visitor, const std::variant<utils::placeholder, utils::database_type> &val);
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std::string build_add_constraint_string(const class constraint& c);
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std::string build_drop_constraint_string(const class constraint& c);
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std::string build_constraint_name(const class constraint& c);
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protected:
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const query_data *data_{};
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sql::query_context query_;
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size_t table_index{0};
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const sql::dialect *dialect_{nullptr};
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std::optional<std::reference_wrapper<const sql::connection_impl>> connection_{};
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std::function<void(sql::query_context&)> finisher_ = [](sql::query_context&) {};
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};
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}
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#endif //QUERY_QUERY_COMPILER_HPP
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