fix job skill types and slot styling

- update JobSkill type with emp/base boolean flags
- use new skill fields in jobUtils and components
- update job adapter with locale and filter params
- restyle empty skill slots with cleaner placeholder
- simplify ML badge to not show level number

src/lib/api/adapters/job.adapter.ts

@@ -21,6 +21,8 @@ export interface SearchJobSkillsParams {
 	jobId: string  // Required for API
 	page?: number
 	per?: number
+	locale?: string
+	filters?: { group?: number }
 }
 
 /**
@@ -114,12 +116,13 @@ export class JobAdapter extends BaseAdapter {
 			body: {
 				search: {
 					query: params.query || '',
-					job: params.jobId
-				},
-				page: params.page || 1,
-				per: params.per || 50
-			},
-			cacheTTL: 60000 // Cache for 1 minute
+					job: params.jobId,
+					page: params.page || 1,
+					locale: params.locale || 'en',
+					filters: params.filters || {}
+				}
+			}
+			// Note: No caching - filters change frequently and cache key bug causes stale data
 		})
 
 		// Transform the response to match the expected format

src/lib/components/job/JobSection.svelte

@@ -93,7 +93,7 @@
 						{#if job.masterLevel || job.ultimateMastery}
 							<div class="job-badges">
 								{#if job.masterLevel}
-									<span class="badge master">ML{job.masterLevel}</span>
+									<span class="badge master">ML</span>
 								{/if}
 								{#if job.ultimateMastery}
 									<span class="badge ultimate">UM</span>
@@ -110,7 +110,7 @@
 						{#if job.masterLevel || job.ultimateMastery}
 							<div class="job-badges">
 								{#if job.masterLevel}
-									<span class="badge master">ML{job.masterLevel}</span>
+									<span class="badge master">ML</span>
 								{/if}
 								{#if job.ultimateMastery}
 									<span class="badge ultimate">UM</span>

src/lib/components/job/JobSkillItem.svelte

@@ -23,9 +23,8 @@
 	function getSkillColorClass(skill: JobSkill): string {
 		if (skill.main) return 'skill-main'
 		if (skill.sub) return 'skill-sub'
-		// Use category for additional classification
-		if (skill.category === 2) return 'skill-emp'
-		if (skill.category === 1) return 'skill-base'
+		if (skill.emp) return 'skill-emp'
+		if (skill.base) return 'skill-base'
 		return ''
 	}
 </script>

src/lib/components/job/JobSkillSlot.svelte

@@ -112,8 +112,10 @@
 
 {#snippet EmptyState({ slot })}
 	<div class="empty-content">
-		<Icon name="plus" size={20} />
-		<span>Slot {slot + 1}</span>
+		<div class="placeholder-icon">
+			<Icon name="plus" size={16} />
+		</div>
+		<span class="placeholder-text">Select a skill</span>
 	</div>
 {/snippet}
 
@@ -154,12 +156,19 @@
 		}
 
 		&.empty {
-			border-style: dashed;
-			background: var(--placeholder-bg);
+			background: transparent;
 
 			&.editable:hover {
-				background: var(--button-contained-bg-hover);
-				border-style: solid;
+				background: var(--button-bg-hover);
+
+				.placeholder-icon {
+					border-color: var(--border-medium);
+					box-shadow: var(--hover-shadow);
+				}
+
+				.placeholder-text {
+					color: var(--text-tertiary-hover);
+				}
 			}
 		}
 
@@ -222,16 +231,30 @@
 
 	.empty-content {
 		display: flex;
-		flex-direction: column;
+		flex-direction: row;
 		align-items: center;
-		justify-content: center;
-		gap: 4px;
+		gap: $unit;
 		padding: $unit;
-		color: var(--text-tertiary);
-		height: 60px;
+		height: 100%;
 
-		span {
-			font-size: 12px;
+		.placeholder-icon {
+			width: 32px;
+			height: 32px;
+			background: var(--card-bg);
+			border: 1px solid transparent;
+			border-radius: $unit-half;
+			display: flex;
+			align-items: center;
+			justify-content: center;
+			flex-shrink: 0;
+			color: var(--icon-secondary);
+			transition: all 0.15s ease;
+		}
+
+		.placeholder-text {
+			font-size: 14px;
+			color: var(--text-tertiary);
+			transition: color 0.15s ease;
 		}
 	}
 

src/lib/components/sidebar/JobSkillSelectionSidebar.svelte

@@ -8,6 +8,7 @@
 	import JobSkillItem from '../job/JobSkillItem.svelte'
 	import Button from '../ui/Button.svelte'
 	import Input from '../ui/Input.svelte'
+	import Select from '../ui/Select.svelte'
 	import Icon from '../Icon.svelte'
 	import * as m from '$lib/paraglide/messages'
 
@@ -27,13 +28,28 @@
 		onRemoveSkill
 	}: Props = $props()
 
+	// Skill category filter options
+	// Values match Rails search_controller expectations:
+	// -1: All, 0-3: Color categories, 4: EMP, 5: Base
+	const skillCategoryOptions = [
+		{ value: -1, label: 'All Skills' },
+		{ value: 2, label: 'Damaging' },
+		{ value: 0, label: 'Buffing' },
+		{ value: 1, label: 'Debuffing' },
+		{ value: 3, label: 'Healing' },
+		{ value: 4, label: 'EMP' },
+		{ value: 5, label: 'Base' }
+	]
+
 	// State
 	let searchQuery = $state('')
+	let skillCategory = $state(-1) // -1 = All
 	let error = $state<string | undefined>()
 	let sentinelEl = $state<HTMLElement>()
 	let skillsResource = $state<ReturnType<typeof createInfiniteScrollResource<JobSkill>> | null>(null)
 	let lastSearchQuery = ''
 	let lastJobId: string | undefined
+	let lastCategory = -1
 
 	// Check if slot is locked
 	const slotLocked = $derived(targetSlot === 0)
@@ -44,9 +60,10 @@
 	// Manage resource creation and search updates
 	let debounceTimer: ReturnType<typeof setTimeout> | undefined
 
-	function updateSearch() {
+	function updateSearch(forceRebuild = false) {
 		const jobId = job?.id
 		const locked = slotLocked
+		const category = skillCategory
 
 		// Clean up if no job or locked
 		if (!jobId || locked) {
@@ -56,21 +73,29 @@
 			}
 			lastJobId = undefined
 			lastSearchQuery = ''
+			lastCategory = -1
 			return
 		}
 
-		// Create new resource if job changed
-		if (jobId !== lastJobId) {
+		// Rebuild resource if job or category changed
+		const needsRebuild = forceRebuild || jobId !== lastJobId || category !== lastCategory
+
+		if (needsRebuild) {
 			if (skillsResource) {
 				skillsResource.destroy()
 			}
 
+			// Capture current values for the closure
+			const currentQuery = searchQuery
+			const currentCategory = category
+
 			const resource = createInfiniteScrollResource<JobSkill>({
 				fetcher: async (page) => {
 					const response = await jobAdapter.searchSkills({
-						query: lastSearchQuery,
+						query: currentQuery,
 						jobId,
-						page
+						page,
+						...(currentCategory >= 0 ? { filters: { group: currentCategory } } : {})
 					})
 					return response
 				},
@@ -81,19 +106,21 @@
 			skillsResource = resource
 			lastJobId = jobId
 			lastSearchQuery = searchQuery
+			lastCategory = category
 			resource.load()
 		}
-		// Reload if search query changed
+		// Reload if only search query changed
 		else if (searchQuery !== lastSearchQuery && skillsResource) {
 			lastSearchQuery = searchQuery
-			skillsResource.reset()
-			skillsResource.load()
+			// Need to rebuild to capture new query in closure
+			updateSearch(true)
 		}
 	}
 
-	// Watch for job changes
+	// Watch for job and category changes
 	$effect(() => {
 		job // Track job
+		skillCategory // Track category
 		updateSearch()
 	})
 
@@ -198,6 +225,16 @@
 			disabled={!canSearch}
 			fullWidth={true}
 		/>
+		<div class="filter-row">
+			<Select
+				options={skillCategoryOptions}
+				bind:value={skillCategory}
+				placeholder="Filter by category"
+				disabled={!canSearch}
+				size="small"
+				fullWidth={true}
+			/>
+		</div>
 	</div>
 
 	<div class="skills-container">
@@ -235,10 +272,19 @@
 					<div class="empty-state">
 						<Icon name="search-x" size={32} />
 						<p>No skills found</p>
-						{#if searchQuery}
-							<Button size="small" variant="ghost" on:click={() => searchQuery = ''}>
-								Clear search
-							</Button>
+						{#if searchQuery || skillCategory >= 0}
+							<div class="clear-filters">
+								{#if searchQuery}
+									<Button size="small" variant="ghost" on:click={() => searchQuery = ''}>
+										Clear search
+									</Button>
+								{/if}
+								{#if skillCategory >= 0}
+									<Button size="small" variant="ghost" on:click={() => skillCategory = -1}>
+										Clear filter
+									</Button>
+								{/if}
+							</div>
 						{/if}
 					</div>
 				{/if}
@@ -341,11 +387,19 @@
 	}
 
 	.search-section {
+		display: flex;
+		flex-direction: column;
+		gap: $unit;
 		padding: $unit-2x 0;
 		border-bottom: 1px solid var(--border-subtle);
 		flex-shrink: 0;
 	}
 
+	.filter-row {
+		display: flex;
+		gap: $unit;
+	}
+
 	.skills-container {
 		flex: 1;
 		overflow-y: auto;
@@ -372,6 +426,12 @@
 			margin: 0;
 			font-size: 14px;
 		}
+
+		.clear-filters {
+			display: flex;
+			gap: $unit;
+			margin-top: $unit;
+		}
 	}
 
 	.loading-state :global(svg) {

src/lib/types/api/entities.ts

@@ -91,20 +91,24 @@ export interface Job {
   row: number
   order: number
   proficiency: [number, number]
-  masterLevel?: number
-  ultimateMastery?: number
+  masterLevel?: boolean    // Whether this job supports master level
+  ultimateMastery?: boolean // Whether this job supports ultimate mastery
   accessory?: boolean
   accessoryType?: number
 }
 
-// JobSkill entity
+// JobSkill entity from JobSkillBlueprint
 export interface JobSkill {
   id: string
   name: LocalizedName
   slug: string
-  category: number
-  main: boolean
-  sub: boolean
+  color: number       // Skill category (0-3 for colors, relates to skill type)
+  main: boolean       // Primary job skill
+  sub: boolean        // Sub-skill (transferable)
+  emp: boolean        // EMP skill
+  base: boolean       // Base skill (for advanced jobs)
+  order: number       // Display order
+  job: Job            // Associated job
 }
 
 // JobAccessory entity

src/lib/utils/jobUtils.ts

@@ -154,9 +154,8 @@ export function isSkillSlotLocked(
 export function getSkillCategoryName(skill: JobSkill): string {
 	if (skill.main) return 'Main'
 	if (skill.sub) return 'Subskill'
-	// Use category field for additional classification
-	if (skill.category === 2) return 'EMP'
-	if (skill.category === 1) return 'Base'
+	if (skill.emp) return 'EMP'
+	if (skill.base) return 'Base'
 	return 'Unknown'
 }
 
@@ -167,9 +166,8 @@ export function getSkillCategoryName(skill: JobSkill): string {
 export function getSkillCategoryColor(skill: JobSkill): string {
 	if (skill.main) return 'var(--skill-main)'
 	if (skill.sub) return 'var(--skill-sub)'
-	// Use category field for additional classification
-	if (skill.category === 2) return 'var(--skill-emp)'
-	if (skill.category === 1) return 'var(--skill-base)'
+	if (skill.emp) return 'var(--skill-emp)'
+	if (skill.base) return 'var(--skill-base)'
 	return 'var(--skill-default)'
 }
 
@@ -226,9 +224,8 @@ export function countSkillsByType(skills: JobSkillList): {
 		if (skill) {
 			if (skill.main) counts.main++
 			else if (skill.sub) counts.sub++
-			// Use category field for additional classification
-			else if (skill.category === 2) counts.emp++
-			else if (skill.category === 1) counts.base++
+			else if (skill.emp) counts.emp++
+			else if (skill.base) counts.base++
 		}
 	}