import type { FeedbackRating } from '../db'

export const BRAND_COLOR = '#0070AD'

/**
 * Kanonische Reihenfolge der Rating-Skala (nicht ändern — DB-Werte sind stabil).
 * `color`  = Badge/Display-State (inaktiv)
 * `active` = ausgewählter Button-State
 */
export const RATING_OPTIONS: ReadonlyArray<{
  value:  FeedbackRating
  short:  string
  label:  string
  color:  string
  active: string
}> = [
  { value: 'na',                     short: 'N/A',       label: 'N/A (0)',        color: 'bg-gray-100 text-gray-500 border-gray-300',       active: 'bg-gray-400 text-white border-gray-400'      },
  { value: 'not_client_ready',       short: 'Not',       label: 'Not (1)',        color: 'bg-red-100 text-red-700 border-red-300',           active: 'bg-red-500 text-white border-red-500'        },
  { value: 'partially_client_ready', short: 'Partially', label: 'Partially (2)', color: 'bg-orange-100 text-orange-700 border-orange-300',  active: 'bg-orange-500 text-white border-orange-500'  },
  { value: 'nearly_client_ready',    short: 'Nearly',    label: 'Nearly (3)',     color: 'bg-green-100 text-green-600 border-green-300',     active: 'bg-green-400 text-white border-green-400'    },
  { value: 'client_ready',           short: 'Fully',     label: 'Fully (4)',      color: 'bg-green-100 text-green-800 border-green-400',     active: 'bg-green-700 text-white border-green-700'    },
]

/** Farb-Schemata für Teilnehmer-Badges (Index = Reihenfolge im Assignment). */
export const INST_COLORS = [
  { bg: 'bg-blue-50',    border: 'border-blue-300',    tag: 'bg-blue-500',    text: 'text-blue-700'    },
  { bg: 'bg-purple-50',  border: 'border-purple-300',  tag: 'bg-purple-500',  text: 'text-purple-700'  },
  { bg: 'bg-emerald-50', border: 'border-emerald-300', tag: 'bg-emerald-500', text: 'text-emerald-700' },
  { bg: 'bg-orange-50',  border: 'border-orange-300',  tag: 'bg-orange-500',  text: 'text-orange-700'  },
] as const

export const AI_CONFIG = {
  localStorageKeyApiKey: 'ai_api_key',
  localStorageKeyModel:  'ai_model',
  defaultModel:          'openai/gpt-4o-mini',
  openRouterBaseUrl:     'https://openrouter.ai/api/v1',
} as const

/** Numerische Gewichte für Rating-Aggregation. N/A wird aus Berechnungen ausgeschlossen. */
export const RATING_NUM_MAP: Record<FeedbackRating, number> = {
  na:                     0,
  not_client_ready:       1,
  partially_client_ready: 2,
  nearly_client_ready:    3,
  client_ready:           4,
}

/** Default-Zeitgewichtung für den Bewertungs-Vorschlag, überschreibbar über Config > Gewichtung. */
export const DEFAULT_RATING_TREND_WEIGHT_STEP = 0.5

/** Mindest-Punktedelta zwischen erstem und letztem bewerteten Meeting einer Kategorie, ab dem ein Trend gilt. */
export const RATING_TREND_DELTA_THRESHOLD = 0.5