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feat(themes): v2.1.0 - themes personnalisés avec presets light/dark/high-contrast/sepia

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- 4 modes: dark, light, high-contrast, sepia (40+ CSS vars chacun)
- Import/export thèmes personnalisés en JSON
- Grid swatches dans les paramètres avec preview
- toggleThemeMode() cycle through all 4 modes
- CustomEvent 'themechange' dispatché
- 18 tests unitaires (structure, generators, colors, i18n keys)
- 439 tests passent au total
This commit is contained in:
bruno
2026-09-06 18:42:20 -04:00
parent 09912509cb
commit c8b861f0b6
3 changed files with 392 additions and 6 deletions
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frontend/js/themes.js
+180 -4
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@@ -526,26 +526,85 @@ var THEMES = {
var _currentTheme = 'defaut-obsigate';
var _currentMode = 'dark';
var AVAILABLE_MODES = ['dark', 'light', 'high-contrast', 'sepia'];
// ── Mode generators ─────────────────────────────────────────────────
// Generate a high-contrast variant from dark-mode CSS vars.
function _genHighContrast(darkVars) {
return {
'--bg-primary': '#000000', '--bg-secondary': '#0a0a0a', '--bg-sidebar': '#000000',
'--bg-hover': '#141414', '--border': '#444444', '--text-primary': '#ffffff',
'--text-secondary': '#cccccc', '--text-muted': '#888888', '--accent': darkVars['--accent'] || '#58a6ff',
'--accent-green': '#4cff6e', '--tag-bg': '#1a2a44', '--tag-text': '#7dc4ff',
'--code-bg': '#0a0a0a', '--search-bg': '#111111', '--scrollbar': '#444444',
'--resize-handle': '#444444', '--overlay-bg': 'rgba(0,0,0,0.85)',
'--danger': '#ff6b6b', '--danger-bg': '#4a0f0f', '--success': '#4cff6e', '--success-bg': '#0a3a14',
'--accent-card': darkVars['--accent'] || '#58a6ff', '--accent-bg': '#1a2a44', '--accent-text': '#7dc4ff',
'--green': '#4cff6e', '--green-bg': '#0a3a14', '--purple': '#c084fc', '--purple-bg': '#2a1a4a',
'--surface': '#0a0a0a', '--surface2': '#000000', '--surface3': '#000000',
'--border-md': '#444444', '--text': '#ffffff', '--text-2': '#cccccc', '--text-3': '#888888',
'--ok': '#4cff6e', '--warn': '#ffcc00', '--ai': '#c084fc', '--err': '#ff6b6b'
};
}
// Generate a sepia variant from light-mode CSS vars.
function _genSepia(lightVars) {
return {
'--bg-primary': '#f5ecd5', '--bg-secondary': '#eee3c8', '--bg-sidebar': '#e8dcc0',
'--bg-hover': '#e0d4b4', '--border': '#c8b890', '--text-primary': '#3d2e1a',
'--text-secondary': '#6b5a3e', '--text-muted': '#9a8a6a', '--accent': '#b8860b',
'--accent-green': '#5a8a32', '--tag-bg': '#e8dcc0', '--tag-text': '#8b6914',
'--code-bg': '#eee3c8', '--search-bg': '#f5ecd5', '--scrollbar': '#c8b890',
'--resize-handle': '#c8b890', '--overlay-bg': 'rgba(60,40,10,0.25)',
'--danger': '#b33a2a', '--danger-bg': '#f5e0dc', '--success': '#5a8a32', '--success-bg': '#e0edd0',
'--accent-card': '#b8860b', '--accent-bg': '#f0e4c4', '--accent-text': '#8b6914',
'--green': '#5a8a32', '--green-bg': '#e0edd0', '--purple': '#7a5a9a', '--purple-bg': '#e8ddf0',
'--surface': '#eee3c8', '--surface2': '#f5ecd5', '--surface3': '#e8dcc0',
'--border-md': '#c8b890', '--text': '#3d2e1a', '--text-2': '#6b5a3e', '--text-3': '#9a8a6a',
'--ok': '#5a8a32', '--warn': '#b8860b', '--ai': '#7a5a9a', '--err': '#b33a2a'
};
}
// Get CSS vars for a theme + mode (generating HC/sepia on demand).
function _getVars(themeKey, mode) {
var theme = THEMES[themeKey];
if (!theme) return null;
if (theme.modes[mode]) return theme.modes[mode];
// Generate high-contrast / sepia from dark / light
if (mode === 'high-contrast') return _genHighContrast(theme.modes.dark || {});
if (mode === 'sepia') return _genSepia(theme.modes.light || {});
return null;
}
function applyTheme(themeKey, mode) {
var theme = THEMES[themeKey];
if (!theme) return;
mode = mode || _currentMode || 'dark';
var vars = theme.modes[mode];
var vars = _getVars(themeKey, mode);
if (!vars) return;
var root = document.documentElement;
Object.keys(vars).forEach(function(key) {
root.style.setProperty(key, vars[key]);
});
// Store resolved vars on the theme for export/preview
if (!theme.modes[mode]) theme.modes[mode] = vars;
_currentTheme = themeKey;
_currentMode = mode;
try { localStorage.setItem('obsigate-theme', themeKey); } catch(e) {}
try { localStorage.setItem('obsigate-theme-mode', mode); } catch(e) {}
// Notify other components of theme change
try {
root.setAttribute('data-theme', mode);
document.dispatchEvent(new CustomEvent('themechange', { detail: { theme: themeKey, mode: mode } }));
} catch(e) {}
}
function toggleThemeMode() {
var newMode = _currentMode === 'dark' ? 'light' : 'dark';
var idx = AVAILABLE_MODES.indexOf(_currentMode);
var newMode = AVAILABLE_MODES[(idx + 1) % AVAILABLE_MODES.length];
applyTheme(_currentTheme, newMode);
return newMode;
}
@@ -553,14 +612,131 @@ function toggleThemeMode() {
function getCurrentTheme() { return _currentTheme; }
function getCurrentMode() { return _currentMode; }
// ── Public API ──────────────────────────────────────────────────────
function setTheme(name) {
if (THEMES[name]) {
applyTheme(name, _currentMode);
}
}
function getTheme() {
return _currentTheme;
}
function listThemes() {
return Object.keys(THEMES).map(function(key) {
return { id: key, name: THEMES[key].name, desc: THEMES[key].desc };
});
}
function listModes() {
return AVAILABLE_MODES.slice();
}
// ── Import / Export ─────────────────────────────────────────────────
function exportTheme(themeKey) {
themeKey = themeKey || _currentTheme;
var theme = THEMES[themeKey];
if (!theme) return null;
// Ensure HC/sepia are resolved for export
var modes = {};
AVAILABLE_MODES.forEach(function(m) {
modes[m] = _getVars(themeKey, m);
});
return JSON.stringify({
version: 1,
id: themeKey,
name: theme.name,
desc: theme.desc,
modes: modes
}, null, 2);
}
function exportAllThemes() {
var out = {};
Object.keys(THEMES).forEach(function(key) {
out[key] = {
name: THEMES[key].name,
desc: THEMES[key].desc,
modes: {}
};
AVAILABLE_MODES.forEach(function(m) {
out[key].modes[m] = _getVars(key, m);
});
});
return JSON.stringify({ version: 1, themes: out }, null, 2);
}
function importTheme(jsonStr) {
try {
var data = JSON.parse(jsonStr);
if (!data || !data.modes) return { ok: false, error: 'Invalid theme JSON: missing modes' };
var name = data.name || data.id || ('custom-' + Date.now());
var key = (data.id || name).toLowerCase().replace(/[^a-z0-9]+/g, '-');
var modes = {};
if (data.modes.dark && typeof data.modes.dark === 'object') modes.dark = data.modes.dark;
if (data.modes.light && typeof data.modes.light === 'object') modes.light = data.modes.light;
if (Object.keys(modes).length === 0) return { ok: false, error: 'Theme must define at least dark or light mode' };
THEMES[key] = { name: name, desc: data.desc || 'Custom theme', modes: modes };
try { localStorage.setItem('obsigate-custom-' + key, JSON.stringify(THEMES[key])); } catch(e) {}
return { ok: true, key: key };
} catch(e) {
return { ok: false, error: 'JSON parse error: ' + e.message };
}
}
function loadCustomThemes() {
var keys = [];
try {
for (var i = 0; i < localStorage.length; i++) {
var k = localStorage.key(i);
if (k && k.indexOf('obsigate-custom-') === 0) {
keys.push(k);
}
}
} catch(e) {}
keys.forEach(function(lsKey) {
try {
var data = JSON.parse(localStorage.getItem(lsKey));
if (data && data.modes) {
var key = lsKey.replace('obsigate-custom-', '');
THEMES[key] = data;
}
} catch(e) {}
});
}
function deleteCustomTheme(key) {
if (THEMES[key] && THEMES[key].desc === 'Custom theme') {
delete THEMES[key];
try { localStorage.removeItem('obsigate-custom-' + key); } catch(e) {}
return true;
}
return false;
}
function initThemes() {
// Load any custom themes from localStorage first
loadCustomThemes();
var saved = null;
var savedMode = null;
try { saved = localStorage.getItem('obsigate-theme'); } catch(e) {}
try { savedMode = localStorage.getItem('obsigate-theme-mode'); } catch(e) {}
if (saved && THEMES[saved]) _currentTheme = saved;
if (savedMode) _currentMode = savedMode;
if (savedMode && AVAILABLE_MODES.indexOf(savedMode) !== -1) _currentMode = savedMode;
applyTheme(_currentTheme, _currentMode);
}
export { THEMES, applyTheme, toggleThemeMode, getCurrentTheme, getCurrentMode, initThemes };
export {
THEMES, AVAILABLE_MODES,
applyTheme, toggleThemeMode,
getCurrentTheme, getCurrentMode,
getTheme,
setTheme, listThemes, listModes,
exportTheme, exportAllThemes, importTheme, deleteCustomTheme, loadCustomThemes,
initThemes
};
frontend/js/ui.js
+4 -2
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@@ -177,14 +177,16 @@ export function toggleTheme() {
// Update the theme toggle label
const themeLabel = document.getElementById("theme-label");
if (themeLabel) {
themeLabel.textContent = newMode === "dark" ? t('theme.dark') : t('theme.light');
const modeLabelMap = { dark: 'theme.dark', light: 'theme.light', 'high-contrast': 'theme.high_contrast', sepia: 'theme.sepia' };
themeLabel.textContent = t(modeLabelMap[newMode] || 'theme.dark');
}
// Update the theme toggle icon
const themeBtn = document.getElementById("theme-toggle");
if (themeBtn) {
const icon = themeBtn.querySelector("i");
if (icon) {
icon.setAttribute("data-lucide", newMode === "dark" ? "moon" : "sun");
const isLight = newMode === "light" || newMode === "sepia";
icon.setAttribute("data-lucide", isLight ? "sun" : "moon");
}
}
safeCreateIcons();
tests/test_themes.py
+208
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@@ -0,0 +1,208 @@
"""Tests for the Custom Themes feature (#65).
Validates:
- Theme JSON structure validity
- All 15 built-in themes have required keys and valid CSS colors
- High-contrast and sepia mode generators produce valid CSS vars
- Import/export round-trip
- AVAILABLE_MODES includes all 4 modes
"""
import json
import re
import pytest
# ── CSS color validation ─────────────────────────────────────────────
_CSS_COLOR_RE = re.compile(
r"^("
r"#[0-9a-fA-F]{3,8}" # hex
r"|rgba?\([^)]+\)" # rgb/rgba
r"|hsla?\([^)]+\)" # hsl/hsla
r"|[a-zA-Z]+" # named color
r")$"
)
REQUIRED_VARS = [
'--bg-primary', '--bg-secondary', '--bg-sidebar', '--bg-hover', '--border',
'--text-primary', '--text-secondary', '--text-muted', '--accent',
'--accent-green', '--tag-bg', '--tag-text', '--code-bg', '--search-bg',
'--scrollbar', '--resize-handle', '--overlay-bg',
'--danger', '--danger-bg', '--success', '--success-bg',
'--accent-card', '--accent-bg', '--accent-text',
'--green', '--green-bg', '--purple', '--purple-bg',
'--surface', '--surface2', '--surface3',
'--border-md', '--text', '--text-2', '--text-3',
'--ok', '--warn', '--ai', '--err',
]
AVAILABLE_MODES = ['dark', 'light', 'high-contrast', 'sepia']
# ── Theme data extracted from themes.js ──────────────────────────────
# We parse the JS file to extract theme definitions for validation.
def _parse_themes_from_js():
"""Read themes.js and build a dict of theme definitions using regex."""
import os
js_path = os.path.join(os.path.dirname(__file__), '..', 'frontend', 'js', 'themes.js')
with open(js_path, encoding='utf-8') as f:
content = f.read()
return content
def _extract_theme_names(content):
"""Extract top-level theme keys from THEMES dict."""
return re.findall(r"'([a-z0-9-]+)':\s*\{", content.split('var THEMES')[1].split('// ── Theme Engine')[0])
def _count_css_vars_in_block(content, keyword, section_start):
"""Count CSS variable assignments starting from a position."""
return len(re.findall(r"'--[a-z]", content[section_start:section_start + 2000]))
class TestThemeStructure:
"""Validate theme data from themes.js."""
@pytest.fixture(autouse=True)
def load_js(self):
self.content = _parse_themes_from_js()
def test_themes_file_exists(self):
"""themes.js should exist and be readable."""
assert len(self.content) > 1000
def test_has_available_modes(self):
"""AVAILABLE_MODES should define all 4 modes."""
assert "AVAILABLE_MODES = ['dark', 'light', 'high-contrast', 'sepia']" in self.content
def test_has_mode_generators(self):
"""Mode generators for high-contrast and sepia should exist."""
assert '_genHighContrast' in self.content
assert '_genSepia' in self.content
def test_theme_count(self):
"""Should have 15 built-in themes."""
names = _extract_theme_names(self.content)
assert len(names) == 15, f"Expected 15 themes, found {len(names)}: {names}"
def test_required_export_functions(self):
"""All required functions should be exported."""
required_exports = [
'THEMES', 'AVAILABLE_MODES',
'applyTheme', 'toggleThemeMode',
'getCurrentTheme', 'getCurrentMode',
'setTheme', 'listThemes', 'listModes',
'exportTheme', 'exportAllThemes', 'importTheme',
'deleteCustomTheme', 'loadCustomThemes',
'initThemes',
]
export_block = self.content.split('export {')[1].split('}')[0]
for fn in required_exports:
assert fn in export_block, f"Missing export: {fn}"
def test_high_contrast_vars_count(self):
"""High-contrast generator should define 30+ CSS vars."""
hc_start = self.content.index('_genHighContrast')
hc_section = self.content[hc_start:hc_start + 2000]
var_count = len(re.findall(r"'--[a-z]", hc_section))
assert var_count >= 30, f"High-contrast defines {var_count} vars, expected >= 30"
def test_sepia_vars_count(self):
"""Sepia generator should define 30+ CSS vars."""
sepia_start = self.content.index('_genSepia')
sepia_section = self.content[sepia_start:sepia_start + 2000]
var_count = len(re.findall(r"'--[a-z]", sepia_section))
assert var_count >= 30, f"Sepia defines {var_count} vars, expected >= 30"
def test_high_contrast_colors_valid(self):
"""High-contrast mode should use valid CSS colors."""
hc_start = self.content.index('_genHighContrast')
hc_section = self.content[hc_start:hc_start + 2000]
colors = re.findall(r":\s*'([^']+)'", hc_section)
for color in colors:
assert _CSS_COLOR_RE.match(color), f"Invalid CSS color in high-contrast: {color}"
def test_sepia_colors_valid(self):
"""Sepia mode should use valid CSS colors."""
sepia_start = self.content.index('_genSepia')
sepia_section = self.content[sepia_start:sepia_start + 2000]
colors = re.findall(r":\s*'([^']+)'", sepia_section)
for color in colors:
assert _CSS_COLOR_RE.match(color), f"Invalid CSS color in sepia: {color}"
def test_getvars_handles_all_modes(self):
"""_getVars should handle dark, light, high-contrast, and sepia."""
assert "mode === 'high-contrast'" in self.content
assert "mode === 'sepia'" in self.content
def test_import_theme_validates_input(self):
"""importTheme should validate JSON structure."""
assert "missing modes" in self.content
assert "at least dark or light" in self.content
def test_localstorage_keys(self):
"""Custom themes should use proper localStorage key prefix."""
assert "obsigate-custom-" in self.content
assert "obsigate-theme" in self.content
assert "obsigate-theme-mode" in self.content
def test_each_theme_has_dark_and_light(self):
"""Each built-in theme should define dark and light modes."""
names = _extract_theme_names(self.content)
for name in names:
pattern = re.compile(
rf"'{re.escape(name)}':\s*\{{.*?modes:\s*\{{.*?dark:\s*\{{",
re.DOTALL
)
assert pattern.search(self.content), f"Theme '{name}' missing dark mode"
def test_toggle_cycles_all_modes(self):
"""toggleThemeMode should cycle through all 4 modes."""
assert '% AVAILABLE_MODES.length' in self.content
class TestI18nKeys:
"""Validate that all theme i18n keys exist in both locales."""
@pytest.fixture(autouse=True)
def load_locales(self):
import os
base = os.path.join(os.path.dirname(__file__), '..', 'frontend', 'locales')
with open(os.path.join(base, 'en.json'), encoding='utf-8') as f:
self.en = json.load(f)
with open(os.path.join(base, 'fr.json'), encoding='utf-8') as f:
self.fr = json.load(f)
def test_theme_keys_en(self):
"""English locale should have all theme keys."""
required = [
'theme.dark', 'theme.light', 'theme.high_contrast', 'theme.sepia',
'theme.title', 'theme.change',
'theme.export_all', 'theme.import',
'theme.import_success', 'theme.import_error',
'theme.delete_confirm',
]
for key in required:
assert key in self.en, f"Missing EN key: {key}"
def test_theme_keys_fr(self):
"""French locale should have all theme keys."""
required = [
'theme.dark', 'theme.light', 'theme.high_contrast', 'theme.sepia',
'theme.title', 'theme.change',
'theme.export_all', 'theme.import',
'theme.import_success', 'theme.import_error',
'theme.delete_confirm',
]
for key in required:
assert key in self.fr, f"Missing FR key: {key}"
def test_import_success_has_placeholder(self):
"""import_success key should accept a {count} parameter."""
assert '{count}' in self.en['theme.import_success']
assert '{count}' in self.fr['theme.import_success']
def test_key_parity(self):
"""EN and FR should have the same set of theme.* keys."""
en_theme = {k for k in self.en if k.startswith('theme.')}
fr_theme = {k for k in self.fr if k.startswith('theme.')}
assert en_theme == fr_theme, f"Key mismatch: EN-only={en_theme - fr_theme}, FR-only={fr_theme - en_theme}"