59 lines
859 B
Go
59 lines
859 B
Go
package actions
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import (
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"dk/internal/control"
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"dk/internal/towns"
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"dk/internal/users"
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"fmt"
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)
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type Direction int
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const (
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North Direction = iota
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East
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South
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West
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)
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func (d Direction) String() string {
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switch d {
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case North:
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return "North"
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case East:
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return "East"
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case South:
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return "South"
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case West:
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return "West"
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default:
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return "Unknown"
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}
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}
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func Move(user *users.User, dir Direction) (string, int, int, error) {
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control := control.Get()
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newX, newY := user.X, user.Y
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switch dir {
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case North:
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newY++
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case East:
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newX++
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case South:
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newY--
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case West:
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newX--
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}
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if !control.IsWithinWorldBounds(newX, newY) {
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return user.Currently, user.X, user.Y, fmt.Errorf("You've hit the edge of the world.")
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}
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if towns.ExistsAt(newX, newY) {
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return "In Town", newX, newY, nil
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}
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return "Exploring", newX, newY, nil
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}
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