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45 lines
1.1 KiB
45 lines
1.1 KiB
package action
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import (
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"git.reya.zone/reya/hexmap/server/state"
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"go.uber.org/zap/zapcore"
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)
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const (
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CellColorType SyncableType = "CELL_COLOR"
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)
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// CellColor is the action sent when a cell of the map has been colored a different color.
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type CellColor struct {
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// At is the location of the cell in storage coordinates.
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At state.StorageCoordinates `json:"at"`
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// Color is the color the cell has been changed to.
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Color state.HexColor `json:"color"`
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}
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func (c CellColor) MarshalLogObject(encoder zapcore.ObjectEncoder) error {
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encoder.AddString("type", string(CellColorType))
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err := encoder.AddObject("at", c.At)
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encoder.AddString("color", c.Color.String())
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return err
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}
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func (c CellColor) Type() SyncableType {
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return CellColorType
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}
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// Apply sets the target cell's color, or returns ErrNoOp if it can't.
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func (c CellColor) Apply(s *state.Synced) error {
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if c.Color.A < 0xF {
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return ErrNoTransparentColors
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}
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cell, err := s.Map.LineCells.GetCellAt(c.At)
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if err != nil {
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return err
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}
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if cell.Color == c.Color {
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return ErrNoOp
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}
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cell.Color = c.Color
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return nil
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}
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