initial commit

1 files changed, 114 insertions, 0 deletions

diff --git a/config.go b/config.go
new file mode 100644
index 0000000..0ed6d15
--- /dev/null
+++ b/config.go
@@ -0,0 +1,114 @@
+package main
+
+import (
+	"os"
+	"path/filepath"
+
+	"gopkg.in/yaml.v3"
+)
+
+type ConfigKeybindings struct {
+	Quit          string `yaml:"quit"`
+	Save          string `yaml:"save"`
+	Undo          string `yaml:"undo"`
+	Redo          string `yaml:"redo"`
+	UnicodeToggle string `yaml:"unicode_toggle"`
+	ColorToggle   string `yaml:"color_toggle"`
+	FillToggle    string `yaml:"fill_toggle"`
+	Resize        string `yaml:"resize"`
+	DrillDown     string `yaml:"drill_down"`
+	DrillUp       string `yaml:"drill_up"`
+	DeleteSubmap  string `yaml:"delete_submap"`
+}
+
+type Config struct {
+	Symbols           []Terrain         `yaml:"symbols"`
+	Keybindings       ConfigKeybindings `yaml:"keybindings"`
+	SubmapBg          string            `yaml:"submap_bg"`
+	DefaultMapWidth   int               `yaml:"default_map_width"`
+	DefaultMapHeight  int               `yaml:"default_map_height"`
+}
+
+func defaultConfig() Config {
+	return Config{
+		SubmapBg:         "236",
+		DefaultMapWidth:  80,
+		DefaultMapHeight: 25,
+		Keybindings: ConfigKeybindings{
+			Quit:          "q",
+			Save:          "s",
+			Undo:          "u",
+			Redo:          "r",
+			UnicodeToggle: "U",
+			ColorToggle:   "C",
+			FillToggle:    "F",
+			Resize:        "R",
+			DrillDown:     "enter",
+			DrillUp:       "esc",
+			DeleteSubmap:  "D",
+		},
+		Symbols: []Terrain{
+			{Name: "water", Symbol: "≋", ASCII: "~", Colors: []TerrainColor{{Color: "21", Weight: 50}, {Color: "27", Weight: 50}}},
+			{Name: "mountains", Symbol: "▲", ASCII: "^", Colors: []TerrainColor{{Color: "243", Weight: 50}, {Color: "250", Weight: 50}}},
+			{Name: "plains", Symbol: "≡", ASCII: "=", Colors: []TerrainColor{{Color: "106", Weight: 60}, {Color: "70", Weight: 40}}},
+			{Name: "trees", Symbol: "♣", ASCII: "#", Colors: []TerrainColor{{Color: "28", Weight: 50}, {Color: "34", Weight: 50}}},
+			{Name: "settlement", Symbol: "◉", ASCII: "@", Colors: []TerrainColor{{Color: "208", Weight: 100}}},
+			{Name: "outpost", Symbol: "◈", ASCII: "&", Colors: []TerrainColor{{Color: "130", Weight: 100}}},
+			{Name: "road", Symbol: "·", ASCII: ".", Colors: []TerrainColor{{Color: "244", Weight: 100}}},
+			{Name: "desert", Symbol: "░", ASCII: "_", Colors: []TerrainColor{{Color: "178", Weight: 70}, {Color: "180", Weight: 30}}},
+			{Name: "snow", Symbol: "❄", ASCII: "*", Colors: []TerrainColor{{Color: "255", Weight: 100}}},
+			{Name: "swamp", Symbol: "≈", ASCII: "%", Colors: []TerrainColor{{Color: "64", Weight: 100}}},
+			{Name: "cave", Symbol: "◌", ASCII: "n", Colors: []TerrainColor{{Color: "237", Weight: 100}}},
+			{Name: "wall", Symbol: "█", ASCII: "|", Colors: []TerrainColor{{Color: "240", Weight: 100}}},
+			{Name: "bridge", Symbol: "▬", ASCII: "-", Colors: []TerrainColor{{Color: "94", Weight: 100}}},
+			{Name: "lava", Symbol: "▓", ASCII: "L", Colors: []TerrainColor{{Color: "196", Weight: 50}, {Color: "202", Weight: 50}}},
+			{Name: "ice", Symbol: "▩", ASCII: "I", Colors: []TerrainColor{{Color: "51", Weight: 100}}},
+			{Name: "ruins", Symbol: "▣", ASCII: "r", Colors: []TerrainColor{{Color: "244", Weight: 100}}},
+			{Name: "farmland", Symbol: "▤", ASCII: "f", Colors: []TerrainColor{{Color: "142", Weight: 100}}},
+			{Name: "tower", Symbol: "◬", ASCII: "T", Colors: []TerrainColor{{Color: "220", Weight: 100}}},
+			{Name: "castle", Symbol: "◼", ASCII: "C", Colors: []TerrainColor{{Color: "244", Weight: 100}}},
+			{Name: "coast", Symbol: "∼", ASCII: "s", Colors: []TerrainColor{{Color: "33", Weight: 100}}},
+		},
+	}
+}
+
+// findConfigFile checks next to the binary, then XDG_CONFIG_HOME.
+func findConfigFile() string {
+	// 1. Next to the binary
+	exe, err := os.Executable()
+	if err == nil {
+		dir := filepath.Dir(exe)
+		p := filepath.Join(dir, "config.yaml")
+		if _, err := os.Stat(p); err == nil {
+			return p
+		}
+	}
+	// 2. XDG_CONFIG_HOME/tui-ascii-mapper
+	cfgDir := os.Getenv("XDG_CONFIG_HOME")
+	if cfgDir == "" {
+		home, _ := os.UserHomeDir()
+		cfgDir = filepath.Join(home, ".config")
+	}
+	p := filepath.Join(cfgDir, "tui-ascii-mapper", "config.yaml")
+	if _, err := os.Stat(p); err == nil {
+		return p
+	}
+	return ""
+}
+
+// LoadConfig loads config.yaml, recreating with defaults if missing.
+func LoadConfig() Config {
+	path := findConfigFile()
+	if path == "" {
+		return defaultConfig()
+	}
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return defaultConfig()
+	}
+	var cfg Config
+	if err := yaml.Unmarshal(data, &cfg); err != nil {
+		return defaultConfig()
+	}
+	return cfg
+}