37 lines
665 B
Go
37 lines
665 B
Go
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// Package connection provides a model and methods for connections between junction boxes.
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package connection
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import "github.com/StevanFreeborn/advent-of-code-2025/cmd/08/box"
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type Connection interface {
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Start() box.Box
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End() box.Box
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Distance() float64
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}
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type connection struct {
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start box.Box
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end box.Box
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distance float64
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}
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func (c connection) Start() box.Box {
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return c.start
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}
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func (c connection) End() box.Box {
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return c.end
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}
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func (c connection) Distance() float64 {
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return c.distance
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}
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func From(start box.Box, end box.Box) Connection {
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return connection{
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start: start,
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end: end,
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distance: start.DistanceFrom(end),
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}
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}
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