package model

import (
	"context"
	"database/sql"
	"fmt"
	"strings"
	"time"

	"github.com/zeromicro/go-zero/core/stores/sqlx"
)

var _ ProPlanProcessStepModel = (*customProPlanProcessStepModel)(nil)

type (
	ProPlanProcessStepModel interface {
		proPlanProcessStepModel
		FindByPlanId(ctx context.Context, planId string) ([]*ProPlanProcessStep, error)
		BulkInsert(ctx context.Context, data []*ProPlanProcessStep) error
		UpdateStepStatus(ctx context.Context, planId, stepType string, status int64, operatorId string) error
	}

	customProPlanProcessStepModel struct {
		*defaultProPlanProcessStepModel
	}
)

func NewProPlanProcessStepModel(conn sqlx.SqlConn) ProPlanProcessStepModel {
	return &customProPlanProcessStepModel{
		defaultProPlanProcessStepModel: newProPlanProcessStepModel(conn),
	}
}

func (m *customProPlanProcessStepModel) FindByPlanId(ctx context.Context, planId string) ([]*ProPlanProcessStep, error) {
	var list []*ProPlanProcessStep
	query := fmt.Sprintf("SELECT %s FROM %s WHERE plan_id = ? ORDER BY step_order", proPlanProcessStepRows, m.table)
	if err := m.conn.QueryRowsCtx(ctx, &list, query, planId); err != nil {
		return nil, err
	}
	return list, nil
}

func (m *customProPlanProcessStepModel) BulkInsert(ctx context.Context, data []*ProPlanProcessStep) error {
	if len(data) == 0 {
		return nil
	}
	values := make([]string, 0, len(data))
	args := make([]interface{}, 0, len(data)*8)
	for _, d := range data {
		values = append(values, "(?, ?, ?, ?, ?, ?, ?, ?)")
		args = append(args, d.StepId, d.PlanId, d.StepType, d.StepOrder, d.Status,
			d.OperatorId, d.CompletedAt, d.Remark)
	}
	query := fmt.Sprintf("INSERT INTO %s (%s) VALUES %s", m.table, proPlanProcessStepRowsExpectAutoSet, strings.Join(values, ","))
	_, err := m.conn.ExecCtx(ctx, query, args...)
	return err
}

func (m *customProPlanProcessStepModel) UpdateStepStatus(ctx context.Context, planId, stepType string, status int64, operatorId string) error {
	var completedAt sql.NullTime
	if status == 2 {
		completedAt = sql.NullTime{Time: time.Now(), Valid: true}
	}
	query := fmt.Sprintf("UPDATE %s SET status = ?, operator_id = ?, completed_at = ? WHERE plan_id = ? AND step_type = ?", m.table)
	_, err := m.conn.ExecCtx(ctx, query, status, operatorId, completedAt, planId, stepType)
	return err
}