import { Recipe, ColorAdjustments } from '../types';

// Fallback values for every adjustable knob. Old recipes/sessions persisted in
// AsyncStorage lack the newer fields — merge this under stored JSON to keep
// every adjustment well-defined (see storageUtils.getAllRecipes / App session).
export const DEFAULT_ADJUSTMENTS: ColorAdjustments = {
  exposure: 0,
  contrast: 0,
  saturation: 0,
  temperature: 5500,
  tint: 0,
  wbRed: 0,
  wbBlue: 0,
  highlight: 0,
  shadow: 0,
  denoise: 0,
  clarity: 0,
  grain: 0,
  colorChrome: 'none',
  colorChromeBlue: 'none',
  dynamicRange: 'auto',
  sharpening: 0,
  exposureCompensation: 0,
};

// Standard Fuji film simulations. These are the fixed "look" presets shown at
// the front of the PRESETS chip row: tapping one applies the simulation via
// its baseFilter colour matrix ONLY — every other knob resets to its neutral
// default (0 / auto) so the sim is a clean starting point, never a baked
// recipe. Any look beyond the matrix (grain, DR, CC, contrast…) is added by
// the user afterwards.
export interface FilmSim {
  id: string; // Recipe-like id used only while the sim is the current selection
  name: string;
  baseFilter: Recipe['baseFilter'];
  adjustments: ColorAdjustments;
}

export const FILM_SIMS: FilmSim[] = [
  { id: 'sim-provia', name: 'PROVIA', baseFilter: 'provia', adjustments: { ...DEFAULT_ADJUSTMENTS } },
  { id: 'sim-velvia', name: 'VELVIA', baseFilter: 'velvia', adjustments: { ...DEFAULT_ADJUSTMENTS } },
  { id: 'sim-classic-chrome', name: 'CLASSIC CHROME', baseFilter: 'classic-chrome', adjustments: { ...DEFAULT_ADJUSTMENTS } },
  { id: 'sim-astia', name: 'ASTIA', baseFilter: 'astia', adjustments: { ...DEFAULT_ADJUSTMENTS } },
  { id: 'sim-eterna', name: 'ETERNA', baseFilter: 'eterna', adjustments: { ...DEFAULT_ADJUSTMENTS } },
  { id: 'sim-acros', name: 'ACROS', baseFilter: 'monochrome', adjustments: { ...DEFAULT_ADJUSTMENTS } },
  // Leica digital look (M/Q/SL) is NOT a film stock: neutral-but-warm colour
  // with restrained saturation, deep open shadows and gentle highlight rolloff.
  // Matrix-only here (like every sim) — the tonal half lives in the leica
  // matrix (mild contrast + warm neutrality); users stack DR/tone on top.
  { id: 'sim-leica', name: 'LEICA', baseFilter: 'leica', adjustments: { ...DEFAULT_ADJUSTMENTS } },
];

// Film sim → full Recipe (never persisted; sims are applied on the fly).
export function filmSimToRecipe(sim: FilmSim): Recipe {
  return {
    id: sim.id,
    name: sim.name,
    baseFilter: sim.baseFilter,
    adjustments: { ...sim.adjustments },
    frameId: 'none',
    useGeotag: true,
  };
}

export const DEFAULT_RECIPES: Recipe[] = [
  {
    id: 'classic-neg-default',
    name: 'CLASSIC NEG.',
    baseFilter: 'classic-neg',
    adjustments: {
      exposure: 2,
      contrast: 1,
      saturation: -1,
      temperature: 6300,
      tint: 2,
      highlight: -2,
      shadow: 1,
      denoise: 1,
      clarity: 2,
      grain: 4,
      colorChrome: 'weak',
      colorChromeBlue: 'none',
      dynamicRange: 'auto',
      sharpening: 0,
      exposureCompensation: 0,
    },
    frameId: 'none',
    useGeotag: true,
  },
  {
    id: 'velvia-default',
    name: 'VELVIA VIVID',
    baseFilter: 'velvia',
    adjustments: {
      exposure: 0,
      contrast: 2,
      saturation: 3,
      temperature: 5500,
      tint: 0,
      highlight: 1,
      shadow: -1,
      denoise: 2,
      clarity: 4,
      grain: 1,
      colorChrome: 'strong',
      colorChromeBlue: 'none',
      dynamicRange: 'auto',
      sharpening: 0,
      exposureCompensation: 0,
    },
    frameId: 'none',
    useGeotag: true,
  },
  {
    id: 'provia-default',
    name: 'PROVIA STD',
    baseFilter: 'provia',
    adjustments: {
      exposure: 1,
      contrast: 0,
      saturation: 0,
      temperature: 5000,
      tint: 0,
      highlight: 0,
      shadow: 0,
      denoise: 2,
      clarity: 1,
      grain: 2,
      colorChrome: 'none',
      colorChromeBlue: 'none',
      dynamicRange: 'auto',
      sharpening: 0,
      exposureCompensation: 0,
    },
    frameId: 'none',
    useGeotag: true,
  },
  {
    id: 'acros-default',
    name: 'ACROS MONO',
    baseFilter: 'monochrome',
    adjustments: {
      exposure: 0,
      contrast: 4,
      saturation: 0,
      temperature: 5000,
      tint: 0,
      highlight: 3,
      shadow: -2,
      denoise: 0,
      clarity: 3,
      grain: 6,
      colorChrome: 'none',
      colorChromeBlue: 'none',
      dynamicRange: 'auto',
      sharpening: 0,
      exposureCompensation: 0,
    },
    frameId: 'none',
    useGeotag: true,
  },
  {
    id: 'retro-amber-default',
    name: 'RETRO AMBER 🏮',
    baseFilter: 'classic-neg',
    adjustments: {
      exposure: 3,
      contrast: 2,
      saturation: 1,
      temperature: 7500,
      tint: -2,
      highlight: -3,
      shadow: 2,
      denoise: 3,
      clarity: -2,
      grain: 5,
      colorChrome: 'strong',
      colorChromeBlue: 'none',
      dynamicRange: 'auto',
      sharpening: 0,
      exposureCompensation: 0,
    },
    frameId: 'classic-white',
    useGeotag: true,
  },

  {
    id: 'cinema-spring-default',
    name: 'CINEMA SPRING',
    baseFilter: 'none',
    adjustments: {
      exposure: 0,
      contrast: 1,
      saturation: 1,
      temperature: 5800,
      tint: 0,
      highlight: -1,
      shadow: 1,
      denoise: 2,
      clarity: 1,
      grain: 3,
      colorChrome: 'none',
      colorChromeBlue: 'none',
      dynamicRange: 'auto',
      sharpening: 0,
      exposureCompensation: 0,
    },
    frameId: 'none',
    cinema: 'spring',
    useGeotag: true,
  },
  {
    id: 'cinema-summer-default',
    name: 'CINEMA SUMMER',
    baseFilter: 'none',
    adjustments: {
      exposure: 0,
      contrast: 2,
      saturation: 2,
      temperature: 6000,
      tint: -1,
      highlight: 1,
      shadow: -1,
      denoise: 1,
      clarity: 2,
      grain: 2,
      colorChrome: 'weak',
      colorChromeBlue: 'none',
      dynamicRange: 'auto',
      sharpening: 0,
      exposureCompensation: 0,
    },
    frameId: 'none',
    cinema: 'summer',
    useGeotag: true,
  },
  {
    id: 'cinema-autumn-default',
    name: 'CINEMA AUTUMN',
    baseFilter: 'none',
    adjustments: {
      exposure: 0,
      contrast: 1,
      saturation: 2,
      temperature: 7200,
      tint: -2,
      highlight: -2,
      shadow: 1,
      denoise: 2,
      clarity: 0,
      grain: 4,
      colorChrome: 'weak',
      colorChromeBlue: 'none',
      dynamicRange: 'auto',
      sharpening: 0,
      exposureCompensation: 0,
    },
    frameId: 'none',
    cinema: 'autumn',
    useGeotag: true,
  },
  {
    id: 'cinema-winter-default',
    name: 'CINEMA WINTER',
    baseFilter: 'none',
    adjustments: {
      exposure: 1,
      contrast: -1,
      saturation: -2,
      temperature: 4500,
      tint: 2,
      highlight: -2,
      shadow: 2,
      denoise: 3,
      clarity: -2,
      grain: 3,
      colorChrome: 'none',
      colorChromeBlue: 'weak',
      dynamicRange: 'auto',
      sharpening: 0,
      exposureCompensation: 0,
    },
    frameId: 'none',
    cinema: 'winter',
    useGeotag: true,
  },
];