World Cup Database - Build a World Cup Database

Hey, i don’t understand what is happening, everything works fine, the rows are added in both tables without any error but when i run the test it says

The error shows only when insert_data.sh is filled with my functions. When i remove it, the test run correctly.

Here is my insert_data.sh file. I know that it is not opimized but it works.

#! /bin/bash

if [[ $1 == "test" ]]
then
  PSQL="psql --username=postgres --dbname=worldcuptest -t --no-align -c"
else
  PSQL="psql --username=freecodecamp --dbname=worldcup -t --no-align -c"
fi

# Do not change code above this line. Use the PSQL variable above to query your database.
#!/bin/bash

echo $($PSQL "TRUNCATE teams, games")

cat games.csv | while IFS="," read YEAR ROUND WINNER OPPONENT WINNER_GOALS OPPONENT_GOALS
do
  if [[ $YEAR != "year" && $ROUND != "round" && $WINNER != "winner" && $OPPONENT != "opponent" && $WINNER_GOAL != "winner_goal" && $OPPONENT_GOAL != "opponent_goal" ]]
  then
  
    # get teams_id
     WINNER_TEAM_ID=$($PSQL "SELECT team_id FROM teams WHERE name='$WINNER'"); 
    OPPONENT_TEAM_ID=$($PSQL "SELECT team_id FROM teams WHERE name='$OPPONENT'"); 

    # if winner not found
  if [[ -z $WINNER_TEAM_ID ]]
  then
      # insert winner
  INSERT_WINNER_TEAM_ID=$($PSQL "INSERT INTO teams(name) VALUES ('$WINNER')")
    if [[ $INSERT_WINNER_TEAM_ID == 'INSERT 0 1' ]]
    then 
      echo Inserted into teams, $WINNER
    fi
  fi

    # if opponent not found
if [[ -z $OPPONENT_TEAM_ID ]]
  then
      # insert opponent
  INSERT_OPPONENT_TEAM_ID=$($PSQL "INSERT INTO teams(name) VALUES ('$OPPONENT')")
  if [[ $INSERT_OPPONENT_TEAM_ID == 'INSERT 0 1' ]]
    then 
      echo Inserted into teams, $OPPONENT
  fi

      # get new team_id
  TEAM_ID=$($PSQL "SELECT team_id FROM teams WHERE name='$OPPONENT' AND name='$WINNER'")
fi
#get game_id
WINNER_ID=$($PSQL "SELECT team_id FROM teams WHERE name='$WINNER'")
OPPONENT_ID=$($PSQL "SELECT team_id FROM teams WHERE name='$OPPONENT'")
GAME_ID=$($PSQL "SELECT game_id FROM games WHERE year=$YEAR AND round='$ROUND' AND winner_id=$WINNER_ID AND opponent_id=$OPPONENT_ID AND winner_goals=$WINNER_GOALS AND opponent_goals=$OPPONENT_GOALS")

  if [[ -z $GAME_ID ]]
    then
      #insert game_id
      INSERT_GAME_ID=$($PSQL "INSERT INTO games(year, round, winner_id, opponent_id, winner_goals, opponent_goals) VALUES ($YEAR,'$ROUND', $WINNER_ID, $OPPONENT_ID, $WINNER_GOALS, $OPPONENT_GOALS)")
      if [[ $INSERT_GAME_ID == 'INSERT 0 1' ]]
        then
        echo Inserted into games, year:$YEAR, round:$ROUND, winner_id:$WINNER_ID, opponent_id:$OPPONENT_ID, winner_goals:$WINNER_GOAL, opponent_goals:$OPPONENT_GOALS
      fi
  fi
fi
done

Thank you all.

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