feat: combat health bar. color improvements.

1 files changed, 59 insertions, 0 deletions

diff --git a/internal/game/ui_combat.go b/internal/game/ui_combat.go
new file mode 100644
index 0000000..56de7e8
--- /dev/null
+++ b/internal/game/ui_combat.go
@@ -0,0 +1,59 @@
+package game
+
+import (
+	"math"
+	"strings"
+
+	"thehouseoficarus/internal/color"
+	"thehouseoficarus/internal/net"
+)
+
+func (g *Game) hpBar(sess *net.Session, current, max int) string {
+	if max <= 0 {
+		max = 1
+	}
+	if current < 0 {
+		current = 0
+	}
+	if current > max {
+		current = max
+	}
+
+	pct := float64(current) / float64(max) * 100.0
+	filled := int(math.Round(pct / 10.0))
+	if filled < 0 {
+		filled = 0
+	}
+	if filled > 10 {
+		filled = 10
+	}
+
+	mode := g.colorMode(sess)
+
+	var fgColor int
+	switch {
+	case pct >= 70:
+		fgColor = 82
+	case pct >= 40:
+		fgColor = 220
+	default:
+		fgColor = 160
+	}
+
+	fillSpec := color.ColorSpec{Fg: fgColor}
+	emptySpec := color.ColorSpec{Fg: 238, Dim: true}
+
+	fillChar := "█"
+	emptyChar := "░"
+	if sess.Player != nil && !sess.Player.OptionBool("unicode") {
+		fillChar = "#"
+		emptyChar = "."
+	}
+
+	var sb strings.Builder
+	sb.WriteString("[")
+	sb.WriteString(color.Render(mode, fillSpec, strings.Repeat(fillChar, filled)))
+	sb.WriteString(color.Render(mode, emptySpec, strings.Repeat(emptyChar, 10-filled)))
+	sb.WriteString("]")
+	return sb.String()
+}