gokedex/repl.go
2025-06-06 13:21:07 -06:00

108 lines
2.1 KiB
Go

package main
import (
"bufio"
"fmt"
"os"
"strings"
"git.eo13-dev.com/enordaz/gokedex/internal/pokeapi"
)
func getCommands() map[string]cliCommand {
return map[string]cliCommand{
"exit": {
name: "exit",
description: "Exit the pokedex",
callback: commandExit,
},
"help": {
name: "help",
description: "Displays a help message",
callback: commandHelp,
},
"map": {
name: "map",
description: "Displays the names of the next 20 locations",
callback: commandMap,
},
"mapb": {
name: "mapb",
description: "Displays the names of the previous 20 locations",
callback: commandMapb,
},
"explore": {
name: "explore <area_name>",
description: "Displays the pokemon found in an area",
callback: commandExplore,
},
"catch": {
name: "catch <pokemon_name>",
description: "Attempt to catch a pokemon",
callback: commandCatch,
},
"inspect": {
name: "inspect <pokemon_name>",
description: "Displays info of a catched pokemon",
callback: commandInspect,
},
"pokedex": {
name: "pokedex",
description: "Displays your caught pokemon",
callback: commandPokedex,
},
}
}
func startRepl(cfg *config) {
reader := bufio.NewScanner(os.Stdin)
for {
fmt.Print(prompt)
reader.Scan()
words := cleanInput(reader.Text())
if len(words) == 0 {
continue
}
inputCommand := words[0]
commandArg := ""
if len(words) > 1 {
commandArg = words[1]
}
command, exists := getCommands()[inputCommand]
if exists {
err := command.callback(cfg, commandArg)
if err != nil {
fmt.Printf("%v error: %v\n", command.name, err.Error())
}
} else {
fmt.Println("unknown command")
continue
}
}
}
type cliCommand struct {
name string
description string
callback func(*config, string) error
}
type config struct {
pokeClient pokeapi.Client
pokeDex *map[string]pokeapi.Pokemon
nextLocationsURL *string
prevLocationsURL *string
}
func cleanInput(text string) []string {
input := strings.ToLower(text)
words := strings.Fields(input)
return words
}