use array for election results instead of individual year

main.go

@@ -9,19 +9,13 @@ import (
 )
 
 type State struct {
-	Name      string
-	Votes     int
-	Party2000 string
-	Party2004 string
-	Party2008 string
-	Party2012 string
-	Party2016 string
-	Party2020 string
+	Name                       string
+	Votes                      int
+	VictoriousPartyPerElection map[string]string
 }
 
 func readStates() ([]State, error) {
 	var states map[string]State = make(map[string]State)
-	var years = []string{"2000", "2004", "2008", "2012", "2016", "2020"}
 
 	/* Electoral college votes for the 2024 election*/
 	votes_file, err := os.Open("data/electoral-college-votes.csv")
@@ -45,11 +39,12 @@ func readStates() ([]State, error) {
 		}
 		state := csv_record[0]
 		if _, exists := states[state]; !exists {
-			states[state] = State{Name: state, Votes: votes}
+			states[state] = State{Name: state, Votes: votes, VictoriousPartyPerElection: make(map[string]string)}
 		}
 	}
 
 	/* Election results */
+	var years = []string{"2000", "2004", "2008", "2012", "2016", "2020"}
 	for _, year := range years {
 		results_filename := fmt.Sprintf("data/results/%s.csv", year)
 		results_file, err := os.Open(results_filename)
@@ -72,31 +67,18 @@ func readStates() ([]State, error) {
 				continue // State not found in votes map, skip
 			}
 			// Update the party winning in the specific year
-			switch year {
-			case "2000":
-				data.Party2000 = party
-			case "2004":
-				data.Party2004 = party
-			case "2008":
-				data.Party2008 = party
-			case "2012":
-				data.Party2012 = party
-			case "2016":
-				data.Party2016 = party
-			case "2020":
-				data.Party2020 = party
-			}
+			data.VictoriousPartyPerElection[year] = party
 			states[state] = data
 		}
 	}
 
 	// Convert statesData map to a slice for returning
-	var dataSlice []State
-	for _, data := range states {
-		dataSlice = append(dataSlice, data)
+	var states_slice []State
+	for _, state := range states {
+		states_slice = append(states_slice, state)
 	}
 
-	return dataSlice, nil
+	return states_slice, nil
 }
 
 type VotesForEachParty struct {
@@ -124,15 +106,18 @@ func main() {
 
 	// Example states to query
 	example_state_names := []string{"California", "Texas", "Florida"}
-	for _, states := range states {
+
+	for _, state := range states {
 		for _, example_state_name := range example_state_names {
-			if strings.EqualFold(states.Name, example_state_name) {
-				fmt.Printf("%s: Votes: %d, Winners: 2000 - %s, 2004 - %s, 2008 - %s, 2012 - %s, 2016 - %s, 2020 - %s\n",
-					states.Name, states.Votes,
-					states.Party2000, states.Party2004, states.Party2008,
-					states.Party2012, states.Party2016, states.Party2020)
+			if strings.EqualFold(state.Name, example_state_name) {
+				fmt.Printf("%s: Votes: %d, Winners: ", state.Name, state.Votes)
+				for year, party := range state.VictoriousPartyPerElection {
+					fmt.Printf("[%s: %s] ", year, party)
+				}
+				fmt.Println()
 				break
 			}
 		}
 	}
+
 }