package main

import (
	_ "github.com/microsoft/go-mssqldb"
	log "github.com/sirupsen/logrus"
)

type MigrationJob struct {
	Schema string
	Table  string
}

var migrationJobs []MigrationJob = []MigrationJob{
	{
		Schema: "Cartografia",
		Table:  "MANZANA",
	},
}

func main() {
	configureLog()
	log.Info("Starting migration...")
	log.Debugf("Migration jobs: %+v", migrationJobs)

	sourceDb, targetDb, connError := connectToDatabases()
	if connError != nil {
		log.Fatal("Connection error: ", connError)
	}

	defer sourceDb.Close()
	defer targetDb.Close()

	for _, job := range migrationJobs {
		sourceColTypes, targetColTypes, err := GetColumnTypes(sourceDb, targetDb, job)
		if err != nil {
			log.Fatal("Unexpected error: ", err)
		}

		logColumnTypes(sourceColTypes, "Source col types")
		logColumnTypes(targetColTypes, "Target col types")
	}

	log.Info("Migration completed successfully!")
}

func logColumnTypes(columnTypes []ColumnType, label string) {
	log.Info(label)

	for _, col := range columnTypes {
		log.Infof("%+v", col)
	}
}