feat: 一大堆优化

packages/pokemon/src/__tests__/renderer.test.ts

@@ -0,0 +1,18 @@
+import { describe, expect, test } from 'bun:test'
+import { renderAnimatedSprite } from '../sprites/renderer'
+
+describe('renderAnimatedSprite', () => {
+	test('flip preserves sprite width alignment across rows', () => {
+		const lines = [
+			'  AB',
+			' C',
+		]
+
+		const flipped = renderAnimatedSprite(lines, 0, 'flip')
+
+		expect(flipped).toEqual([
+			'\x1b[0mBA  \x1b[0m',
+			'\x1b[0m  C \x1b[0m',
+		])
+	})
+})

packages/pokemon/src/core/egg.ts

@@ -4,13 +4,16 @@ import { ALL_SPECIES_IDS } from '../types'
 import { SPECIES_DATA } from '../data/species'
 import { generateCreature } from './creature'
 
+/** Days of consecutive coding needed to be eligible for an egg */
+export const EGG_REQUIRED_DAYS = 3
+
 /**
  * Check if the player is eligible to receive an egg.
- * Conditions: consecutiveDays >= 7 AND totalTurns % 50 === 0 AND eggs.length < 1
+ * Conditions: consecutiveDays >= EGG_REQUIRED_DAYS AND totalTurns % 50 === 0 AND eggs.length < 1
  */
 export function checkEggEligibility(buddyData: BuddyData): boolean {
 	if (buddyData.eggs.length >= 1) return false
-	if (buddyData.stats.consecutiveDays < 7) return false
+	if (buddyData.stats.consecutiveDays < EGG_REQUIRED_DAYS) return false
 	if (buddyData.stats.totalTurns % 50 !== 0) return false
 	return true
 }

packages/pokemon/src/index.ts

@@ -31,12 +31,12 @@ export { determineGender, getGenderSymbol } from './core/gender'
 export { awardXP, getXpProgress } from './core/experience'
 export { awardEV, awardTurnEV, getEVSummary, resetEVCooldowns } from './core/effort'
 export { checkEvolution, evolve, canEvolveFurther } from './core/evolution'
-export { checkEggEligibility, generateEgg, advanceEggSteps, isEggReadyToHatch, hatchEgg } from './core/egg'
+export { checkEggEligibility, generateEgg, advanceEggSteps, isEggReadyToHatch, hatchEgg, EGG_REQUIRED_DAYS } from './core/egg'
 export { loadBuddyData, saveBuddyData, getDefaultBuddyData, migrateFromLegacy, updateDailyStats, incrementTurns } from './core/storage'
 export { loadSprite, fetchAndCacheSprite, getSpeciesDisplay } from './core/spriteCache'
 
 // Sprites
-export { renderAnimatedSprite, getIdleAnimMode } from './sprites/renderer'
+export { renderAnimatedSprite, getIdleAnimMode, getPetOverlay } from './sprites/renderer'
 export { getFallbackSprite } from './sprites/fallback'
 
 // UI Components

packages/pokemon/src/sprites/index.ts

@@ -1,4 +1,4 @@
-export { renderAnimatedSprite, getIdleAnimMode } from './renderer'
+export { renderAnimatedSprite, getIdleAnimMode, getPetOverlay } from './renderer'
 export type { AnimMode } from '../types'
 export { getFallbackSprite } from './fallback'
 export { loadSprite, fetchAndCacheSprite } from '../core/spriteCache'

packages/pokemon/src/sprites/renderer.ts

@@ -1,108 +1,233 @@
 import type { AnimMode } from '../types'
 
-// ─── Idle Sequence ────────────────────────────────────
-// Natural-looking idle: mostly still with occasional breathe/blink/bounce/fidget
+// ═══════════════════════════════════════════════════════
+// Pixel Grid Model — ANSI-safe animation foundation
+// ═══════════════════════════════════════════════════════
+//
+// Every sprite line is parsed into a Pixel[] row:
+//   Pixel = { char: '▄', style: '\x1b[33m' }
+//
+// style = full accumulated ANSI state at that position,
+// so any transform (shift, reverse, slice) just moves Pixels
+// around without ever touching raw ANSI strings.
+//
+// After transform, render each row back: reset → style → char → reset
+
+interface Pixel {
+	char: string
+	/** Full ANSI state needed to render this pixel */
+	style: string
+}
+
+const EMPTY_PIXEL: Pixel = { char: ' ', style: '' }
+const EMPTY_ROW: Pixel[] = []
+
+// ─── Parse / Render ───────────────────────────────────
+
+/** Parse a raw ANSI string line into a Pixel row */
+function parseLine(line: string): Pixel[] {
+	const pixels: Pixel[] = []
+	let style = ''
+	let i = 0
+	while (i < line.length) {
+		if (line[i] === '\x1b') {
+			// Collect full ANSI escape sequence: \x1b[ ... m
+			const start = i
+			i++ // skip \x1b
+			if (i < line.length && line[i] === '[') {
+				i++ // skip [
+				while (i < line.length && line[i] !== 'm') i++
+				if (i < line.length) i++ // skip m
+			}
+			style += line.slice(start, i)
+		} else {
+			// Visible character (handle multi-byte Unicode)
+			const cp = line.codePointAt(i)!
+			const ch = String.fromCodePoint(cp)
+			pixels.push({ char: ch, style })
+			i += ch.length
+		}
+	}
+	return pixels
+}
+
+/** Render a Pixel row back to an ANSI string */
+function renderRow(pixels: Pixel[]): string {
+	if (pixels.length === 0) return ''
+	let out = ''
+	let lastStyle: string | null = null
+	for (const p of pixels) {
+		if (p.style !== lastStyle) {
+			out += '\x1b[0m' + p.style // reset then apply
+			lastStyle = p.style
+		}
+		out += p.char
+	}
+	out += '\x1b[0m' // final reset
+	return out
+}
+
+function parseSprite(lines: string[]): Pixel[][] {
+	return lines.map(parseLine)
+}
+
+function renderSprite(grid: Pixel[][]): string[] {
+	return grid.map(renderRow)
+}
+
+// ─── Grid Transforms ──────────────────────────────────
+// All transforms operate on Pixel[][], never touch raw strings.
+
+/** Horizontal shift — positive = right, negative = left */
+function shiftH(grid: Pixel[][], n: number): Pixel[][] {
+	if (n > 0) return grid.map(row => [...Array(n).fill(EMPTY_PIXEL), ...row])
+	if (n < 0) return grid.map(row => row.slice(Math.abs(n)))
+	return grid
+}
+
+/** Vertical shift up — removes rows from top, pads empty at bottom */
+function shiftUp(grid: Pixel[][], n: number): Pixel[][] {
+	if (n <= 0) return grid
+	const height = grid.length
+	const shifted = grid.slice(n)
+	while (shifted.length < height) shifted.push(EMPTY_ROW)
+	return shifted
+}
+
+/** Mirror map — characters that change when flipped horizontally */
+const MIRROR: Record<string, string> = {
+	'/': '\\', '\\': '/',
+	'(': ')', ')': '(',
+	'<': '>', '>': '<',
+	'{': '}', '}': '{',
+	'[': ']', ']': '[',
+	'╱': '╲', '╲': '╱',
+	'▌': '▐', '▐': '▌',
+	'▎': '▏', '▏': '▎',
+	'◀': '▶', '▶': '◀',
+	'◄': '►', '►': '◄',
+	'→': '←', '←': '→',
+	'↗': '↙', '↙': '↗',
+	'↘': '↖', '↖': '↘',
+	'`': "'", "'": '`',
+	',': '´', '´': ',',
+}
+
+/**
+ * Horizontal mirror — reverse each row.
+ * When mirrorChars=true, also swap directional characters (correct mirror).
+ * When mirrorChars=false, only reverse positions (more visible "flip" effect).
+ */
+function reverseH(grid: Pixel[][], mirrorChars = true): Pixel[][] {
+	const width = Math.max(0, ...grid.map(row => row.length))
+	return grid.map(row =>
+		[...row, ...Array(width - row.length).fill(EMPTY_PIXEL)]
+			.reverse()
+			.map(p => ({
+				...p,
+				char: mirrorChars ? (MIRROR[p.char] ?? p.char) : p.char,
+			})),
+	)
+}
+
+/** Replace eye-like characters with dash */
+function blinkEyes(grid: Pixel[][]): Pixel[][] {
+	return grid.map(row =>
+		row.map(p =>
+			/[·✦×◉@°oO]/.test(p.char) ? { ...p, char: '—' } : p,
+		),
+	)
+}
+
+// ═══════════════════════════════════════════════════════
+// Idle Sequence
+// ═══════════════════════════════════════════════════════
+
 const IDLE_SEQUENCE: AnimMode[] = [
-	'idle', 'idle', 'idle',
-	'breathe',
 	'idle', 'idle',
+	'breathe', 'breathe',
+	'idle',
 	'blink',
-	'idle', 'idle', 'idle',
+	'idle',
 	'bounce',
-	'idle', 'idle', 'idle',
-	'fidget',
+	'idle',
+	'fidget', 'fidget',
+	'idle',
+	'breathe', 'breathe',
+	'idle',
+	'flip', 'flip', 'flip',
 	'idle', 'idle',
+	'bounce',
+	'idle',
+	'blink',
+	'idle',
+	'excited', 'excited',
+	'idle',
 ]
 
 export function getIdleAnimMode(tick: number): AnimMode {
 	return IDLE_SEQUENCE[tick % IDLE_SEQUENCE.length]
 }
 
-// ─── Main Render ──────────────────────────────────────
+// ═══════════════════════════════════════════════════════
+// Public API
+// ═══════════════════════════════════════════════════════
 
+/**
+ * Apply animation transform to sprite lines.
+ * Internally: parse ANSI → Pixel grid → transform → render back.
+ */
 export function renderAnimatedSprite(lines: string[], tick: number, mode: AnimMode): string[] {
+	const grid = parseSprite(lines)
+
+	let result: Pixel[][] = grid
+
 	switch (mode) {
 		case 'idle':
-			return lines
+			break
 		case 'breathe':
-			return breathe(lines, tick)
+			// Right sway → center
+			result = shiftH(result, tick % 4 < 2 ? 3 : 0)
+			break
 		case 'blink':
-			return blinkEyes(lines)
+			result = blinkEyes(result)
+			break
 		case 'fidget':
-			return shiftLines(lines, tick % 2 === 0 ? 0 : 1)
-		case 'bounce':
-			return bounce(lines, tick)
+			// Big right sway → center
+			result = shiftH(result, tick % 2 === 0 ? 4 : 0)
+			break
+		case 'bounce': {
+			const PATTERN = [0, 2, 3, 4, 4, 3, 2, 0, 0]
+			const h = PATTERN[tick % PATTERN.length]
+			result = shiftUp(result, h)
+			break
+		}
 		case 'walkLeft':
-			return walkLeft(lines, tick)
+			// Step right → center (mimics bounce-back from left step)
+			result = shiftH(result, tick % 4 === 0 ? 0 : 3)
+			break
 		case 'walkRight':
-			return walkRight(lines, tick)
+			// Step right → further right → center
+			result = shiftH(result, (tick % 4) * 2)
+			break
 		case 'flip':
-			return flipHorizontal(lines)
+			// Pure position reversal — do NOT mirror chars so / \ ( )
+			// visibly swap, making the flip obvious.
+			result = reverseH(result, false)
+			break
 		case 'excited':
-			return shiftLines(lines, tick % 2 === 0 ? -1 : 1)
+			// Jitter right ↔ further right (never crop)
+			result = shiftH(result, tick % 2 === 0 ? 1 : 4)
+			break
 		case 'pet':
-			return addPetParticles(lines, tick)
-		default:
-			return lines
+			break // overlay handled by SpriteAnimator
 	}
+
+	return renderSprite(result)
 }
 
-// ─── Animation Transforms ─────────────────────────────
+// ─── Heart overlay (kept for SpriteAnimator convenience) ──
 
-/** Subtle horizontal oscillation — shift right 1px on even ticks */
-function breathe(lines: string[], tick: number): string[] {
-	return tick % 4 < 2 ? shiftLines(lines, 1) : lines
-}
-
-/** Parabolic bounce — sprite hops up and back down */
-function bounce(lines: string[], tick: number): string[] {
-	const PATTERN = [0, 1, 2, 2, 1, 0, 0, 0]
-	const h = PATTERN[tick % PATTERN.length]
-	if (h === 0 || lines.length === 0) return lines
-	return [
-		...Array(h).fill(''),
-		...lines.slice(0, lines.length - h),
-	]
-}
-
-/** Walk left — shift left a few steps then reset */
-function walkLeft(lines: string[], tick: number): string[] {
-	const phase = tick % 8
-	if (phase >= 4) return lines
-	return shiftLines(lines, -(phase + 1))
-}
-
-/** Walk right — shift right a few steps then reset */
-function walkRight(lines: string[], tick: number): string[] {
-	const phase = tick % 8
-	if (phase >= 4) return lines
-	return shiftLines(lines, phase + 1)
-}
-
-/** Flip sprite horizontally — reverse each line's characters */
-function flipHorizontal(lines: string[]): string[] {
-	return lines.map(reverseLine)
-}
-
-// ─── Helpers ──────────────────────────────────────────
-
-/** Shift all lines left (negative) or right (positive) by offset columns */
-function shiftLines(lines: string[], offset: number): string[] {
-	if (offset === 0) return lines
-	if (offset > 0) {
-		const pad = ' '.repeat(offset)
-		return lines.map(line => pad + line)
-	}
-	const abs = Math.abs(offset)
-	return lines.map(line => line.slice(abs))
-}
-
-/** Replace eye characters with blink indicator */
-function blinkEyes(lines: string[]): string[] {
-	return lines.map(line => line.replace(/[·✦×◉@°oO]/g, '—'))
-}
-
-/** Heart particle frames for pet animation */
 const PET_HEARTS = [
 	['   ♥    ', '        '],
 	['  ♥ ♥   ', '   ♥    '],
@@ -111,20 +236,6 @@ const PET_HEARTS = [
 	['   ♥    ', '  ♥ ♥   '],
 ]
 
-/** Add heart particle frames above the sprite */
-function addPetParticles(lines: string[], tick: number): string[] {
-	const hearts = PET_HEARTS[tick % PET_HEARTS.length]
-	return [...hearts, ...lines]
-}
-
-/**
- * Reverse a line's visible characters while preserving leading ANSI codes.
- * Handles simple cases: ANSI at start + visible text.
- */
-function reverseLine(line: string): string {
-	// eslint-disable-next-line no-control-regex
-	const ansiMatch = line.match(/^(\x1b\[[0-9;]*m)+/)
-	const stripped = line.replace(/\x1b\[[0-9;]*m/g, '')
-	const reversed = stripped.split('').reverse().join('')
-	return ansiMatch ? ansiMatch[0] + reversed : reversed
+export function getPetOverlay(tick: number): string[] {
+	return PET_HEARTS[tick % PET_HEARTS.length]
 }

packages/pokemon/src/ui/SpriteAnimator.tsx

@@ -1,48 +1,40 @@
 import React, { useEffect, useState } from 'react'
-import { Box, Text, type Color, stringWidth } from '@anthropic/ink'
+import { Box, Text, type Color } from '@anthropic/ink'
 import type { AnimMode } from '../types'
-import { renderAnimatedSprite, getIdleAnimMode } from '../sprites/renderer'
+import { renderAnimatedSprite, getIdleAnimMode, getPetOverlay } from '../sprites/renderer'
+
+/** Vertical padding — bounce shifts within this space */
+const V_PAD = 4
 
 interface SpriteAnimatorProps {
-	/** Base sprite lines (before animation transforms) */
+	/** Base sprite lines (ANSI is preserved) */
 	lines: string[]
 	/** Text color for the sprite */
 	color?: Color
-	/** Tick interval in milliseconds (default 500) */
+	/** Tick interval in ms (default 250) */
 	tickMs?: number
-	/** Single animation mode. Omit for idle sequence auto-play */
+	/** Single mode; omit for idle auto-play */
 	mode?: AnimMode
-	/** Whether to center the sprite horizontally (default true) */
+	/** Center horizontally (default true) */
 	centered?: boolean
-	/** Extra content to render above the sprite (e.g. hearts) */
-	overlay?: string[] | null
+	/** Show pet hearts overlay */
+	petting?: boolean
 }
 
 /**
  * Animated sprite renderer with built-in tick loop.
  *
- * Renders base sprite lines with animation transforms applied per-tick.
- * Uses the idle sequence by default; pass `mode` to force a single animation.
- *
- * @example
- * ```tsx
- * // Idle animation, auto-centered
- * <SpriteAnimator lines={spriteLines} color="ansi:blue" />
- *
- * // Forced excited mode
- * <SpriteAnimator lines={spriteLines} mode="excited" />
- *
- * // With heart overlay
- * <SpriteAnimator lines={spriteLines} overlay={heartLines} />
- * ```
+ * - Keeps ANSI intact (parse → pixel grid → transform → render)
+ * - Pads vertically so bounce never shifts layout
+ * - Grid transforms guarantee fixed output height
  */
 export function SpriteAnimator({
 	lines,
 	color,
-	tickMs = 500,
+	tickMs = 100,
 	mode,
 	centered = true,
-	overlay,
+	petting,
 }: SpriteAnimatorProps) {
 	const [tick, setTick] = useState(0)
 
@@ -51,14 +43,21 @@ export function SpriteAnimator({
 		return () => clearInterval(timer)
 	}, [tickMs])
 
+	// Add vertical padding — bounce shifts within this space
+	const padded = [...Array(V_PAD).fill(''), ...lines, ...Array(V_PAD).fill('')]
+
+	// Apply animation (renderer parses to pixels, transforms, renders back)
 	const currentMode = mode ?? getIdleAnimMode(tick)
-	const animated = renderAnimatedSprite(lines, tick, currentMode)
+	const animated = renderAnimatedSprite(padded, tick, currentMode)
+
+	// Pet hearts overlay
+	const overlay = petting ? getPetOverlay(tick) : null
 	const displayLines = overlay ? [...overlay, ...animated] : animated
 
 	const spriteBlock = (
 		<Box flexDirection="column">
 			{displayLines.map((line, i) => (
-				<Text key={i} color={color}>{line}</Text>
+				<Text key={i} color={color}>{line || ' '}</Text>
 			))}
 		</Box>
 	)

src/commands/buddy/BuddyPanel.tsx

@@ -3,6 +3,7 @@ import { useState } from 'react';
 import { Box, Text, Pane, Tab, Tabs, type Color } from '@anthropic/ink';
 import { useKeybinding } from '../../keybindings/useKeybinding.js';
 import { useExitOnCtrlCDWithKeybindings } from '../../hooks/useExitOnCtrlCDWithKeybindings.js';
+import { Select } from '../../components/CustomSelect/select.js';
 import {
   STAT_NAMES,
   STAT_LABELS,
@@ -12,13 +13,13 @@ import {
   type SpeciesId,
 } from '@claude-code-best/pokemon';
 import { SPECIES_DATA } from '@claude-code-best/pokemon';
-import { SPECIES_PERSONALITY } from '@claude-code-best/pokemon';
+
 import { getNextEvolution } from '@claude-code-best/pokemon';
-import { calculateStats, getCreatureName, getTotalEV, getActiveCreature } from '@claude-code-best/pokemon';
+import { calculateStats, getCreatureName, getTotalEV, getActiveCreature, saveBuddyData, EGG_REQUIRED_DAYS } from '@claude-code-best/pokemon';
 import { getXpProgress } from '@claude-code-best/pokemon';
-import { getEVSummary } from '@claude-code-best/pokemon';
+
 import { getGenderSymbol } from '@claude-code-best/pokemon';
-import { StatBar, SpriteAnimator, getFallbackSprite } from '@claude-code-best/pokemon';
+import { StatBar, SpriteAnimator, getFallbackSprite, loadSprite } from '@claude-code-best/pokemon';
 import type { LocalJSXCommandContext, LocalJSXCommandOnDone } from '../../types/command.js';
 
 const CYAN: Color = 'ansi:cyan';
@@ -52,6 +53,7 @@ interface BuddyPanelProps {
  */
 export function BuddyPanel({ buddyData, spriteLines, onClose }: BuddyPanelProps) {
   const [selectedTab, setSelectedTab] = useState('Buddy');
+  const [data, setData] = useState(buddyData);
 
   useExitOnCtrlCDWithKeybindings();
 
@@ -64,21 +66,32 @@ export function BuddyPanel({ buddyData, spriteLines, onClose }: BuddyPanelProps)
     isActive: true,
   });
 
-  const creature = getActiveCreature(buddyData);
+  const creature = getActiveCreature(data);
+
+  const handleSwitchCreature = (creatureId: string) => {
+    const updated = { ...data, activeCreatureId: creatureId };
+    setData(updated);
+    saveBuddyData(updated);
+  };
 
   const tabs = [
     <Tab key="buddy" title="Buddy">
       {creature ? (
-        <BuddyTab creature={creature} buddyData={buddyData} spriteLines={spriteLines} />
+        <BuddyTab creature={creature} buddyData={data} spriteLines={spriteLines} />
       ) : (
         <Text color={GRAY}>No buddy yet. Keep coding!</Text>
       )}
     </Tab>,
     <Tab key="dex" title="Pokédex">
-      <DexTab buddyData={buddyData} />
+      <DexTab
+        buddyData={data}
+        isActive={selectedTab === 'Pokédex'}
+        onSwitchCreature={handleSwitchCreature}
+        onClose={() => onClose('buddy panel closed')}
+      />
     </Tab>,
     <Tab key="egg" title="Egg">
-      <EggTab buddyData={buddyData} />
+      <EggTab buddyData={data} />
     </Tab>,
   ];
 
@@ -107,7 +120,6 @@ function BuddyTab({
   const xp = getXpProgress(creature);
   const genderSymbol = getGenderSymbol(creature.gender);
   const name = getCreatureName(creature);
-  const evSummary = getEVSummary(creature);
   const totalEV = getTotalEV(creature);
   const nextEvo = getNextEvolution(creature.speciesId);
 
@@ -131,16 +143,14 @@ function BuddyTab({
   ) : null;
 
   return (
-    <Box flexDirection="column">
-      <Box justifyContent="space-between">
-        <Box>
-          <Text bold color={CYAN}>
-            {name}
-          </Text>
-          <Text color={GRAY}> #{String(species.dexNumber).padStart(3, '0')}</Text>
-          {shinyBadge}
-        </Box>
-        <Text bold>Lv.{creature.level}</Text>
+    <Box flexDirection="column" alignItems="center">
+      <Box>
+        <Text bold color={CYAN}>
+          {name}
+        </Text>
+        <Text color={GRAY}> #{String(species.dexNumber).padStart(3, '0')}</Text>
+        {shinyBadge}
+        <Text bold> Lv.{creature.level}</Text>
       </Box>
 
       <Box>
@@ -160,17 +170,45 @@ function BuddyTab({
         </Box>
       )}
 
-      <Box>
-        <Text color={GRAY} italic>
-          "{SPECIES_PERSONALITY[creature.speciesId] ?? species.personality}"
-        </Text>
-      </Box>
+      {species.flavorText && (
+        <Box>
+          <Text color={GRAY} italic>
+            "{species.flavorText}"
+          </Text>
+        </Box>
+      )}
 
       <Box flexDirection="column" marginTop={0}>
-        <Text color={GRAY}>─── Stats ───</Text>
-        {STAT_NAMES.map(stat => (
-          <StatBar key={stat} label={STAT_LABELS[stat]} value={stats[stat]} maxValue={255} color={getStatColor(stat)} />
-        ))}
+        <Box>
+          <Box width={28}>
+            <Text color={GRAY}>─── Stats ───</Text>
+          </Box>
+          <Box>
+            <Text color={GRAY}>─── Base ───</Text>
+          </Box>
+        </Box>
+        {STAT_NAMES.map(stat => {
+          const baseVal = species.baseStats[stat];
+          const baseFilled = Math.round((baseVal / 130) * 12);
+          const ev = creature.ev[stat];
+          const evText = ev > 0 ? <Text color={GREEN}>({ev})</Text> : null;
+          return (
+            <Box key={stat}>
+              <Box width={28}>
+                <StatBar label={STAT_LABELS[stat]} value={stats[stat]} maxValue={255} color={getStatColor(stat)} />
+                {evText}
+              </Box>
+              <Box>
+                <Text color={WHITE}>{STAT_LABELS[stat].padEnd(3)}</Text>
+                <Text color={getStatColor(stat)}>
+                  {'█'.repeat(baseFilled)}
+                  {'░'.repeat(12 - baseFilled)}
+                </Text>
+                <Text> {String(baseVal).padStart(3)}</Text>
+              </Box>
+            </Box>
+          );
+        })}
       </Box>
 
       <Box marginTop={0}>
@@ -185,11 +223,10 @@ function BuddyTab({
         </Text>
       </Box>
 
-      <Box flexDirection="column">
+      <Box flexDirection="column" alignItems="center">
         <Box>
           <Text color={GRAY}>EV </Text>
-          <Text color={totalEV >= 510 ? GREEN : GRAY}>{evSummary}</Text>
-          <Text color={GRAY}> ({totalEV}/510)</Text>
+          <Text color={totalEV >= 510 ? GREEN : GRAY}>{totalEV}/510</Text>
         </Box>
         <Box>
           <Text color={GRAY}>♥ </Text>
@@ -213,104 +250,234 @@ function BuddyTab({
 
 // ─── Dex Tab ──────────────────────────────────────────
 
-function DexTab({ buddyData }: { buddyData: BuddyData }) {
+function DexTab({
+  buddyData,
+  isActive,
+  onSwitchCreature,
+  onClose,
+}: {
+  buddyData: BuddyData;
+  isActive: boolean;
+  onSwitchCreature: (creatureId: string) => void;
+  onClose: () => void;
+}) {
   const dexMap = new Map(buddyData.dex.map(d => [d.speciesId, d]));
   const collected = buddyData.dex.length;
   const total = ALL_SPECIES_IDS.length;
-  const chains = groupByChain();
+  const flatSpecies = groupByChain().flat();
+
+  const [focusedId, setFocusedId] = useState<SpeciesId>(flatSpecies[0]);
+
+  // Build options for the Select component
+  const options = flatSpecies.map(speciesId => {
+    const species = SPECIES_DATA[speciesId];
+    const entry = dexMap.get(speciesId);
+    const discovered = !!entry;
+    const isActiveCreature = buddyData.activeCreatureId
+      ? buddyData.creatures.some(c => c.id === buddyData.activeCreatureId && c.speciesId === speciesId)
+      : false;
+
+    return {
+      label: (
+        <Text>
+          <Text color={GRAY}>#{String(species.dexNumber).padStart(3, '0')} </Text>
+          <Text color={discovered ? WHITE : GRAY} bold={isActiveCreature}>
+            {discovered ? (species.names.zh ?? species.name) : '???'}
+          </Text>
+          {isActiveCreature && <Text color={YELLOW}> ★</Text>}
+        </Text>
+      ),
+      value: speciesId,
+      disabled: false,
+    };
+  });
+
+  // Right panel data
+  const focusedSpecies = SPECIES_DATA[focusedId];
+  const focusedEntry = dexMap.get(focusedId);
+  const focusedDiscovered = !!focusedEntry;
+  const focusedOwned = buddyData.creatures.find(c => c.speciesId === focusedId);
+  const focusedIsActive = buddyData.activeCreatureId
+    ? buddyData.creatures.some(c => c.id === buddyData.activeCreatureId && c.speciesId === focusedId)
+    : false;
+
+  const spriteLines = focusedDiscovered
+    ? (loadSprite(focusedId)?.lines ?? getFallbackSprite(focusedId))
+    : null;
+
+  const maxBase = 130;
 
   return (
     <Box flexDirection="column">
+      {/* Header */}
       <Box justifyContent="space-between">
-        <Text bold color={CYAN}>
-          Pokédex
-        </Text>
+        <Text bold color={CYAN}>Pokédex</Text>
         <Text>
-          <Text bold color={collected === total ? GREEN : WHITE}>
-            {collected}
-          </Text>
+          <Text bold color={collected === total ? GREEN : WHITE}>{collected}</Text>
           <Text color={GRAY}>/{total}</Text>
+          <Text> </Text>
+          <Text color={GREEN}>{'█'.repeat(collected)}</Text>
+          <Text color={GRAY}>{'░'.repeat(total - collected)}</Text>
+          <Text> {Math.floor((collected / total) * 100)}%</Text>
         </Text>
       </Box>
 
-      <Box>
-        <Text color={GREEN}>{'█'.repeat(collected)}</Text>
-        <Text color={GRAY}>{'░'.repeat(total - collected)}</Text>
-        <Text> {Math.floor((collected / total) * 100)}%</Text>
-      </Box>
+      {/* Two-column: Select list | detail */}
+      <Box flexDirection="row">
+        {/* ── Left: Select list ── */}
+        <Box width={20}>
+          <Select
+            options={options}
+            onFocus={(value: SpeciesId) => setFocusedId(value)}
+            onChange={(value: SpeciesId) => {
+              const creature = buddyData.creatures.find(c => c.speciesId === value);
+              if (creature && creature.id !== buddyData.activeCreatureId) {
+                onSwitchCreature(creature.id);
+              }
+            }}
+            onCancel={onClose}
+            visibleOptionCount={flatSpecies.length}
+            hideIndexes
+            layout="compact"
+            isDisabled={!isActive}
+          />
+        </Box>
 
-      {chains.map((chain, ci) => (
-        <Box key={ci} flexDirection="column">
-          {chain.map((speciesId, si) => {
-            const species = SPECIES_DATA[speciesId];
-            const entry = dexMap.get(speciesId);
-            const discovered = !!entry;
-            const isActive = buddyData.activeCreatureId
-              ? buddyData.creatures.some(c => c.id === buddyData.activeCreatureId && c.speciesId === speciesId)
-              : false;
-            const nextEvo = getNextEvolution(speciesId);
+        {/* ── Divider ── */}
+        <Box flexDirection="column">
+          {Array.from({ length: flatSpecies.length }, (_, i) => (
+            <Text key={i} color={GRAY}>│</Text>
+          ))}
+        </Box>
 
-            return (
-              <Box key={speciesId}>
-                <Text color={GRAY}>{si === 0 ? ' ' : '├'}</Text>
-                <Text>{isActive ? <Text color={YELLOW}>▶</Text> : ' '}</Text>
-                <Text color={GRAY}>#{String(species.dexNumber).padStart(3, '0')} </Text>
-                <Text color={discovered ? WHITE : GRAY} bold={isActive}>
-                  {discovered ? (species.names.zh ?? species.name) : '???'}
-                </Text>
-                {discovered && (
-                  <Text>
-                    {' '}
-                    {species.types
-                      .filter((t): t is string => Boolean(t))
-                      .map((t, ti) => (
-                        <React.Fragment key={t}>
-                          {ti > 0 && <Text color={GRAY}>/</Text>}
-                          <Text color={TYPE_COLORS[t] ?? GRAY}>{t.slice(0, 3).toUpperCase()}</Text>
-                        </React.Fragment>
-                      ))}
-                  </Text>
-                )}
-                {discovered && entry ? (
-                  <Text color={GREEN}> Lv.{entry.bestLevel}</Text>
+        {/* ── Right: detail panel ── */}
+        <Box flexDirection="column" flexGrow={1} marginLeft={1}>
+          {focusedDiscovered ? (
+            <>
+              {/* Sprite */}
+              {spriteLines && (
+                <Box flexDirection="column" alignItems="center">
+                  {spriteLines.map((line, i) => (
+                    <Text key={i} color={CYAN}>{line}</Text>
+                  ))}
+                </Box>
+              )}
+
+              {/* Name header */}
+              <Box justifyContent="center">
+                <Text bold color={CYAN}>#{String(focusedSpecies.dexNumber).padStart(3, '0')} </Text>
+                <Text bold color={WHITE}>{focusedSpecies.names.zh ?? focusedSpecies.name}</Text>
+                <Text color={GRAY}> {focusedSpecies.name}</Text>
+              </Box>
+
+              {/* Types + Gender */}
+              <Box justifyContent="center">
+                {focusedSpecies.types
+                  .filter((t): t is string => Boolean(t))
+                  .map((t, ti) => (
+                    <React.Fragment key={t}>
+                      {ti > 0 && <Text color={GRAY}>/</Text>}
+                      <Text color={TYPE_COLORS[t] ?? GRAY}>{t.toUpperCase()}</Text>
+                    </React.Fragment>
+                  ))}
+                <Text color={GRAY}>  {getGenderInfoText(focusedSpecies.genderRate)}</Text>
+              </Box>
+
+              {/* Base Stats */}
+              <Box flexDirection="column" marginTop={0}>
+                <Text color={GRAY}>─── Base Stats ───</Text>
+                {STAT_NAMES.map(stat => {
+                  const val = focusedSpecies.baseStats[stat];
+                  const filled = Math.round((val / maxBase) * 12);
+                  return (
+                    <Box key={stat}>
+                      <Text color={WHITE}>{STAT_LABELS[stat].padEnd(3)}</Text>
+                      <Text color={getStatColor(stat)}>
+                        {'█'.repeat(filled)}
+                        {'░'.repeat(12 - filled)}
+                      </Text>
+                      <Text> {String(val).padStart(3)}</Text>
+                    </Box>
+                  );
+                })}
+                <Box>
+                  <Text color={WHITE}>{'Total'.padEnd(3)}</Text>
+                  <Text color={GRAY}>{'─'.repeat(12)}</Text>
+                  <Text bold> {Object.values(focusedSpecies.baseStats).reduce((a, b) => a + b, 0)}</Text>
+                </Box>
+              </Box>
+
+              {/* Evolution chain */}
+              {(() => {
+                const evoChain = getChainFor(focusedId);
+                if (evoChain.length <= 1) return null;
+                return (
+                  <Box flexDirection="column" marginTop={0}>
+                    <Text color={GRAY}>─── Evolution ───</Text>
+                    <Box>
+                      {evoChain.map((sid, i) => {
+                        const next = getNextEvolution(sid);
+                        return (
+                          <React.Fragment key={sid}>
+                            {i > 0 && <Text color={GRAY}> → </Text>}
+                            <Text color={sid === focusedId ? CYAN : GRAY} bold={sid === focusedId}>
+                              {SPECIES_DATA[sid].names.zh ?? SPECIES_DATA[sid].name}
+                            </Text>
+                            {next && <Text color={GRAY}> Lv.{next.minLevel}</Text>}
+                          </React.Fragment>
+                        );
+                      })}
+                    </Box>
+                  </Box>
+                );
+              })()}
+
+              {/* Flavor text */}
+              {focusedSpecies.flavorText && (
+                <Box marginTop={0}>
+                  <Text color={GRAY} italic>"{focusedSpecies.flavorText}"</Text>
+                </Box>
+              )}
+
+              {/* Status */}
+              <Box marginTop={0}>
+                {focusedOwned ? (
+                  focusedIsActive ? (
+                    <Text color={GREEN}>★ Current buddy</Text>
+                  ) : (
+                    <Text color={CYAN}>Enter → switch to this buddy</Text>
+                  )
                 ) : (
-                  <Text color={GRAY}> ───</Text>
-                )}
-                {nextEvo && (
-                  <Text color={GRAY}>
-                    {' '}
-                    →<Text color={CYAN}>Lv.{nextEvo.minLevel}</Text>
-                  </Text>
+                  <Text color={GRAY}>Not owned</Text>
                 )}
               </Box>
-            );
-          })}
-        </Box>
-      ))}
-
-      <Box marginTop={0} flexDirection="column">
-        <Text color={GRAY}>─── Stats ───</Text>
-        <Box>
-          <Text color={GRAY}>Turns: </Text>
-          <Text>{buddyData.stats.totalTurns}</Text>
-          <Text color={GRAY}> Days: </Text>
-          <Text>{buddyData.stats.consecutiveDays}</Text>
-        </Box>
-        <Box>
-          <Text color={GRAY}>Eggs: </Text>
-          <Text>{buddyData.stats.totalEggsObtained}</Text>
-          <Text color={GRAY}> Evolutions: </Text>
-          <Text>{buddyData.stats.totalEvolutions}</Text>
+            </>
+          ) : (
+            <>
+              <Box flexDirection="column" alignItems="center" marginTop={2}>
+                <Text color={GRAY}>{'  ???  '}</Text>
+                <Text color={GRAY}>{' /   \\'}</Text>
+                <Text color={GRAY}>{' | ? |'}</Text>
+                <Text color={GRAY}>{' \\_/'}</Text>
+              </Box>
+              <Box justifyContent="center" marginTop={1}>
+                <Text bold color={GRAY}>#{String(focusedSpecies.dexNumber).padStart(3, '0')} ???</Text>
+              </Box>
+              <Box justifyContent="center">
+                <Text color={GRAY} italic>Undiscovered species...</Text>
+              </Box>
+            </>
+          )}
         </Box>
       </Box>
 
+      {/* Footer */}
+      <Box marginTop={0}>
+        <Text color={GRAY}>Turns:{buddyData.stats.totalTurns} Days:{buddyData.stats.consecutiveDays} Eggs:{buddyData.stats.totalEggsObtained} Evos:{buddyData.stats.totalEvolutions}</Text>
+      </Box>
       {buddyData.eggs.length > 0 && (
-        <Box marginTop={0}>
-          <Text color={YELLOW}>🥚 Egg: </Text>
-          <Text>
-            {buddyData.eggs[0].stepsRemaining}/{buddyData.eggs[0].totalSteps}
-          </Text>
-          <Text color={GRAY}> steps</Text>
+        <Box>
+          <Text color={YELLOW}>🥚 {buddyData.eggs[0].stepsRemaining}/{buddyData.eggs[0].totalSteps} steps</Text>
         </Box>
       )}
     </Box>
@@ -323,14 +490,39 @@ function EggTab({ buddyData }: { buddyData: BuddyData }) {
   const eggs = buddyData.eggs;
 
   if (eggs.length === 0) {
+    // Include today in progress even if updateDailyStats hasn't run yet
+    const today = new Date().toISOString().split('T')[0];
+    const lastDate = buddyData.stats.lastActiveDate;
+    let effectiveDays = buddyData.stats.consecutiveDays;
+    if (lastDate !== today) {
+      const yesterday = new Date();
+      yesterday.setDate(yesterday.getDate() - 1);
+      const yesterdayStr = yesterday.toISOString().split('T')[0];
+      effectiveDays = lastDate === yesterdayStr ? effectiveDays + 1 : 1;
+    }
+    const progress = Math.min(effectiveDays, EGG_REQUIRED_DAYS);
+    const filled = Math.round((progress / EGG_REQUIRED_DAYS) * 10);
+    const empty = 10 - filled;
+    const daysLeft = Math.max(0, EGG_REQUIRED_DAYS - effectiveDays);
+
     return (
       <Box flexDirection="column">
         <Text bold color={CYAN}>
           Egg
         </Text>
         <Text color={GRAY}>No egg currently. Keep coding!</Text>
-        {buddyData.stats.consecutiveDays < 7 && (
-          <Text color={GRAY}>Next egg: {7 - buddyData.stats.consecutiveDays} more days</Text>
+        <Box marginTop={0}>
+          <Text color={GRAY}>Egg progress </Text>
+          <Text color={progress >= EGG_REQUIRED_DAYS ? GREEN : YELLOW}>
+            {'█'.repeat(filled)}
+            {'░'.repeat(empty)}
+          </Text>
+          <Text> {progress}/{EGG_REQUIRED_DAYS} days</Text>
+        </Box>
+        {daysLeft > 0 ? (
+          <Text color={GRAY}>Next egg: {daysLeft} more day{daysLeft > 1 ? 's' : ''}</Text>
+        ) : (
+          <Text color={GREEN}>Ready! Keep coding to trigger an egg.</Text>
         )}
       </Box>
     );
@@ -403,3 +595,44 @@ function groupByChain(): SpeciesId[][] {
     ['pikachu'],
   ];
 }
+
+function getGenderInfoText(genderRate: number): string {
+  if (genderRate === -1) return 'Genderless';
+  if (genderRate === 0) return '♂ 100%';
+  if (genderRate === 8) return '♀ 100%';
+  return `♀ ${(genderRate / 8) * 100}%`;
+}
+
+/** Get full evolution chain containing this species */
+function getChainFor(speciesId: SpeciesId): SpeciesId[] {
+  const chainHeads: SpeciesId[] = ['bulbasaur', 'charmander', 'squirtle', 'pikachu'];
+  let head: SpeciesId = speciesId;
+  for (const starter of chainHeads) {
+    if (isInChain(speciesId, starter)) {
+      head = starter;
+      break;
+    }
+  }
+  const chain: SpeciesId[] = [head];
+  let current: SpeciesId | undefined = head;
+  while (current) {
+    const next = getNextEvolution(current);
+    if (next) {
+      chain.push(next.to);
+      current = next.to;
+    } else {
+      current = undefined;
+    }
+  }
+  return chain;
+}
+
+function isInChain(target: SpeciesId, head: SpeciesId): boolean {
+  let current: SpeciesId | undefined = head;
+  while (current) {
+    if (current === target) return true;
+    const next = getNextEvolution(current);
+    current = next ? next.to : undefined;
+  }
+  return false;
+}

src/screens/REPL.tsx

@@ -3468,8 +3468,8 @@ export function REPL({
             // 1. Collect tool names from this turn's messages
             const _toolNames: string[] = [];
             for (const _msg of messagesRef.current) {
-              if (_msg.role === 'assistant' && Array.isArray(_msg.content)) {
-                for (const _block of _msg.content) {
+              if (_msg.type === 'assistant' && Array.isArray((_msg as any).message?.content)) {
+                for (const _block of (_msg as any).message.content) {
                   if (_block.type === 'tool_use') _toolNames.push(_block.name);
                 }
               }