lbug 0.16.0

#pragma once

#include "binder/copy/bound_copy_from.h"
#include "planner/operator/logical_operator.h"

namespace lbug {
namespace planner {

struct LogicalCopyFromPrintInfo final : OPPrintInfo {
    std::string tableName;

    explicit LogicalCopyFromPrintInfo(std::string tableName) : tableName(std::move(tableName)) {}

    std::string toString() const override { return "Table name: " + tableName; };

    std::unique_ptr<OPPrintInfo> copy() const override {
        return std::unique_ptr<LogicalCopyFromPrintInfo>(new LogicalCopyFromPrintInfo(*this));
    }

private:
    LogicalCopyFromPrintInfo(const LogicalCopyFromPrintInfo& other)
        : OPPrintInfo(other), tableName(other.tableName) {}
};

class LogicalCopyFrom final : public LogicalOperator {
    static constexpr LogicalOperatorType type_ = LogicalOperatorType::COPY_FROM;

public:
    LogicalCopyFrom(binder::BoundCopyFromInfo info, std::shared_ptr<LogicalOperator> child)
        : LogicalOperator{type_, std::move(child), std::optional<common::cardinality_t>(0)},
          info{std::move(info)} {}
    LogicalCopyFrom(binder::BoundCopyFromInfo info, const logical_op_vector_t& children)
        : LogicalOperator{type_, children}, info{std::move(info)} {}

    std::string getExpressionsForPrinting() const override { return info.tableName; }

    void computeFactorizedSchema() override;
    void computeFlatSchema() override;

    const binder::BoundCopyFromInfo* getInfo() const { return &info; }

    std::unique_ptr<OPPrintInfo> getPrintInfo() const override {
        return std::make_unique<LogicalCopyFromPrintInfo>(info.tableName);
    }

    std::unique_ptr<LogicalOperator> copy() override {
        return make_unique<LogicalCopyFrom>(info.copy(), LogicalOperator::copy(children));
    }

private:
    binder::BoundCopyFromInfo info;
};

} // namespace planner
} // namespace lbug