ewancroft.uk
a moon tracking bot for Bluesky
feat(moon-phase): add phase aliases and normalization logic
Add PHASE_ALIASES constant to map alternative phase names to standard ones
Implement normalizePhase method to handle phase name variations and improve error messaging
+13
-1
src/core/moonPhaseConstants.ts
+13
-1
src/core/moonPhaseConstants.ts
···
8
8
"July", "August", "September", "October", "November", "December"
9
9
] as const;
10
10
11
+
// Map alternative phase names to standard phases
12
+
export const PHASE_ALIASES: Record<string, string> = {
13
+
"Dark Moon": "New Moon",
14
+
"New": "New Moon",
15
+
"Waxing": "Waxing Crescent",
16
+
"Full": "Full Moon",
17
+
"Waning": "Waning Crescent",
18
+
"First": "First Quarter",
19
+
"Last": "Last Quarter",
20
+
"Third Quarter": "Last Quarter"
21
+
} as const;
22
+
11
23
export const LYCANTHROPIC_PHRASES = [
12
24
"Awooo!",
13
25
"Call of the wild is strong tonight.",
···
148
160
MONTH_FLAIR_CHANCE: 0.5,
149
161
BRITISH_REFERENCE_CHANCE: 0.5,
150
162
PRIDE_REFERENCE_CHANCE_JUNE: 0.7
151
-
} as const;
163
+
} as const;
+31
-12
src/core/moonPhaseMessages.ts
+31
-12
src/core/moonPhaseMessages.ts
···
5
5
PRIDE_REFERENCES,
6
6
MONTH_FLAIRS,
7
7
PHASE_CONFIG,
8
-
MESSAGE_CONFIG
8
+
MESSAGE_CONFIG,
9
+
PHASE_ALIASES
9
10
} from './moonPhaseConstants';
10
11
import { getRandomElement, shuffleArray } from '../utils/arrayUtils';
11
12
import type { MoonMessage } from '../types/moonPhase';
12
13
13
14
export class MoonMessageGenerator {
15
+
private normalizePhase(phase: string): string {
16
+
// Check if the phase is already a standard phase
17
+
if (phase in PHASE_CONFIG) {
18
+
return phase;
19
+
}
20
+
21
+
// Check for direct alias match
22
+
if (phase in PHASE_ALIASES) {
23
+
return PHASE_ALIASES[phase];
24
+
}
25
+
26
+
// Try case-insensitive matching
27
+
const upperPhase = phase.toUpperCase();
28
+
for (const [alias, standardPhase] of Object.entries(PHASE_ALIASES)) {
29
+
if (alias.toUpperCase() === upperPhase) {
30
+
return standardPhase;
31
+
}
32
+
}
33
+
34
+
// If no match found, throw error with helpful message
35
+
throw new Error(`Unknown moon phase: "${phase}". Supported phases are: ${Object.keys(PHASE_CONFIG).join(', ')}`);
36
+
}
37
+
14
38
private getBaseMessage(phase: string, illumination: number): string {
39
+
const normalizedPhase = this.normalizePhase(phase);
15
40
const illuminationFixed = illumination.toFixed(1);
16
-
const config = PHASE_CONFIG[phase as keyof typeof PHASE_CONFIG];
17
-
18
-
if (!config) {
19
-
throw new Error(`Unknown moon phase: ${phase}`);
20
-
}
41
+
const config = PHASE_CONFIG[normalizedPhase as keyof typeof PHASE_CONFIG];
21
42
22
43
const messages = {
23
44
"New Moon": `It's a New Moon, barely a whisper! Illumination: ${illuminationFixed}%.`,
···
30
51
"Waning Crescent": `Waning Crescent, tiny sliver, ${illuminationFixed}% lit.`
31
52
};
32
53
33
-
const baseMessage = messages[phase as keyof typeof messages];
54
+
const baseMessage = messages[normalizedPhase as keyof typeof messages];
34
55
const lycanthropicPhrase = getRandomElement(LYCANTHROPIC_PHRASES);
35
56
36
57
return `${config.emoji} ${baseMessage} ${lycanthropicPhrase}`;
···
72
93
throw new Error(`Invalid month index: ${monthIndex}. Must be between 0 and 11.`);
73
94
}
74
95
75
-
const config = PHASE_CONFIG[phase as keyof typeof PHASE_CONFIG];
76
-
if (!config) {
77
-
throw new Error(`Unknown moon phase: ${phase}`);
78
-
}
96
+
const normalizedPhase = this.normalizePhase(phase);
97
+
const config = PHASE_CONFIG[normalizedPhase as keyof typeof PHASE_CONFIG];
79
98
80
99
const baseMessage = this.getBaseMessage(phase, illumination);
81
100
const additionalMessages = this.getAdditionalMessages(monthIndex);
···
97
116
): MoonMessage {
98
117
const generator = new MoonMessageGenerator();
99
118
return generator.generateMessage(phase, illumination, monthIndex);
100
-
}
119
+
}