55 lines
948 B
Go
55 lines
948 B
Go
package main
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import (
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"fmt"
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)
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const (
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english = "English"
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spanish = "Spanish"
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)
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var (
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helloPrefixMap map[string]string
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defaultWorldMap map[string]string
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)
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func initDefaults() {
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initPrefixMap()
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initWorldMap()
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}
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func initPrefixMap() {
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helloPrefixMap = make(map[string]string)
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helloPrefixMap[english] = "Hello "
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helloPrefixMap[spanish] = "Hola "
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}
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func initWorldMap() {
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defaultWorldMap = make(map[string]string)
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defaultWorldMap[english] = "world"
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defaultWorldMap[spanish] = "Mundo"
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}
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func getDefaultWorldByLanguage(language string) string {
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return defaultWorldMap[language]
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}
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func getHelloPrefixByLanguage(language string) string {
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return helloPrefixMap[language]
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}
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func Hello(name, language string) string {
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prefix := getHelloPrefixByLanguage(language)
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if name == "" {
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return prefix + getDefaultWorldByLanguage(language)
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}
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return prefix + name
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}
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func main() {
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initDefaults()
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fmt.Println(Hello("Mary", "English"))
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}
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