add-theme-icons

Design

Add new `AppTheme.Icon` entries by pulling Icons8 icons (Arcade style by default) and converting them to Compose ImageVectors via the Valkyrie CLI.

QUICK START

How to use this skill

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Source SKILL.md: https://github.com/r0adkll/Campfire/blob/HEAD/.claude/skills/add-theme-icons/SKILL.md

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When to use

Invoke when the user wants to expand the set of icons available in AppTheme.Icon (used by OOTB AppTheme.Fixed themes and user-built AppTheme.Fixed.Custom themes). Icons should match the app's camping / nature / travel theme.

Prerequisites

Valkyrie CLI installed (brew install ComposeGears/repo/valkyrie, check with command -v valkyrie). Required — do not hand-translate SVG paths.
Icons8 MCP tools available: mcp__icons8mcp__search_icons, mcp__icons8mcp__get_icon_svg.

Conventions (project-specific — follow exactly)

Concern	Value
Icon style (platform)	`arcade` (colored; unless user specifies otherwise)
Iconpack object	`CampfireIcons` (defined at `common/compose/src/commonMain/kotlin/app/campfire/common/compose/icons/CampfireIcons.kt`)
Nested pack	`Theme`
ImageVector package	`app.campfire.common.compose.icons.theme`
ImageVector files dir	`common/compose/src/commonMain/kotlin/app/campfire/common/compose/icons/theme/`
Lazy thread-safety	`LazyThreadSafetyMode.PUBLICATION` (Valkyrie emits `NONE` — you must replace it)
Indent	2 spaces (ktlint)
Enum location	`ui/theming/api/src/commonMain/kotlin/app/campfire/ui/theming/api/AppTheme.kt` → `AppTheme.Icon`

Workflow

Search candidates. First read AppTheme.kt and list the existing Icon enum entries so you can exclude them. Then use mcp__icons8mcp__search_icons with platform=arcade and camping/nature/travel query terms (examples: campfire, compass, binoculars, lantern, map, axe, sleeping bag, evergreen, suitcase, log cabin, canoe, fishing, hammock, trail, camper, waterfall, flashlight). Note: some searches return zero (kayak, hammock, thermos) — try synonyms (dinghy, picnic). Fire multiple searches in parallel.
Fetch SVGs in parallel via mcp__icons8mcp__get_icon_svg for each chosen icon id.
Stage SVGs. Write each to /tmp/campfire-icons-svg/<PascalCaseName>.svg. The filename becomes the generated Kotlin property name (CampfireIcons.Theme.<PascalCaseName>) — avoid names that collide with existing Kotlin types (e.g. prefer PaperMap over Map).
Run Valkyrie. Output to a scratch dir first (Valkyrie creates a theme/ subfolder):
```
valkyrie svgxml2imagevector \
  --input-path=/tmp/campfire-icons-svg \
  --output-path=/tmp/campfire-icons-out \
  --package-name=app.campfire.common.compose.icons \
  --iconpack-name=CampfireIcons \
  --nested-pack-name=Theme \
  --output-format=lazy-property \
  --indent-size=2 \
  --trailing-comma=true
```
Key flags: --package-name is the root package (Valkyrie appends .theme from --nested-pack-name); do not pass the full ...icons.theme package or you'll get a doubled path. --trailing-comma=true is required — without it ktlint flags every multi-arg path(...) call.

Post-process — replace Valkyrie's default lazy mode to match project convention:

bash -c 'for f in /tmp/campfire-icons-out/theme/*.kt; do sed -i "" "s/LazyThreadSafetyMode.NONE/LazyThreadSafetyMode.PUBLICATION/g" "$f"; done'

Move into the source tree.

cp /tmp/campfire-icons-out/theme/*.kt \
   /Users/r0adkll/StudioProjects/Campfire/common/compose/src/commonMain/kotlin/app/campfire/common/compose/icons/theme/

Wire into AppTheme.Icon. In ui/theming/api/src/commonMain/kotlin/app/campfire/ui/theming/api/AppTheme.kt:
- Add import app.campfire.common.compose.icons.theme.<Name> (keep alphabetical ordering).
- Add <Name>(icon = { CampfireIcons.Theme.<Name> }), to the Icon enum.
Verify. Run --format first (it auto-fixes the alphabetical import reordering that adding new imports can break), then compile:
```
./scripts/ktlint --format
./gradlew :common:compose:compileKotlinIosSimulatorArm64 :ui:theming:api:compileKotlinIosSimulatorArm64 --console=plain
```
Pre-existing warnings (ExperimentalMaterial3Api opt-in, dayOfMonth deprecation, SynchronizedObject under compileCommonMainKotlinMetadata) are unrelated — ignore.
Clean up /tmp/campfire-icons-svg and /tmp/campfire-icons-out.

Notes

Icons are rendered by AppThemeImage via Image(...) (not Icon(... tint)), so the original Arcade colors come through — do not convert to single-color vectors.
Custom themes built by users pick from this same enum (see AppTheme.Fixed.Custom.icon), so every added entry is immediately user-selectable.
If the user names a different Icons8 platform (e.g. color, plumpy), pass that as the platform filter in step 1 — the rest of the workflow is identical.