Nexus/nexus
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tweak color picking algorithm for power levels, and introduce setting for per PL or per user colors

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This commit is contained in:
Henry Hiles 2026-10-23 10:23:49 -04:00
commit e5dd53ed6c
Signed by: Henry-Hiles
SSH key fingerprint: SHA256:VKQUdS31Q90KvX7EkKMHMBpUspcmItAh86a+v7PGiIs
1 changed files with 47 additions and 6 deletions
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28
lib/helpers/extensions/displayname_color.dart
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@ -1,13 +1,29 @@
import "package:flutter_riverpod/flutter_riverpod.dart";
import "package:material_ui/material_ui.dart";
import "package:nexus/controllers/room_power_levels.dart";
import "package:nexus/controllers/settings.dart";
import "package:nexus/helpers/extensions/string_to_color.dart";
extension DisplaynameColor on WidgetRef {
/// The color of [userId]'s name in [roomId], hashed from their power level,
/// so everyone with the same level shares one.
Color displaynameColor(String roomId, String userId) => watch(
RoomPowerLevelsController.provider(roomId)
.select((levels) => levels.levelOf(userId)),
).toString().colorHash;
/// The color of [userId]'s name in [roomId], from their power level
/// (so everyone with the same level shares one) or their user ID, depending
/// on the user's settings.
Color displaynameColor(String roomId, String userId) => switch (watch(
SettingsController.provider.select((settings) => settings.value?.nameColor),
)) {
.user => userId.colorHash,
.powerLevel || null => powerLevelColor(
watch(
RoomPowerLevelsController.provider(roomId)
.select((levels) => levels.levelOf(userId)),
),
),
};
static Color powerLevelColor(double level) => HSLColor.fromAHSL(
1,
level.isInfinite ? 30 : (210 + level / 50 * 137.50776) % 360,
0.7,
0.5,
).toColor();
}