/**
 * Seed: datadriven Season & Events Engine (spec §28).
 * Datumregler beräknas av recommendation-engine (midsommar, påsk, advent).
 */

export interface SeedSeasonEvent {
  id: string;
  slug: string;
  nameSv: string;
  nameLocalized: string;
  market: string;
  dateRule:
    | { kind: "fixed"; monthDay: string }
    | { kind: "range"; startMonthDay: string; endMonthDay: string }
    | { kind: "computed"; algorithm: "midsummer" | "easter" | "advent" | "custom" }
    | { kind: "easter-offset"; days: number }
    | { kind: "nth-weekday"; month: number; weekday: number; n: number | "last" };
  leadDays: number;
  foodTags: string[];
  recipeSlugs: string[];
  priority: number;
}

export const SEED_SEASON_EVENTS: SeedSeasonEvent[] = [
  {
    id: "se-midsommar",
    slug: "midsommar",
    nameSv: "Midsommar",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "computed", algorithm: "midsummer" },
    leadDays: 10,
    foodTags: ["sill", "färskpotatis", "jordgubbar", "grillat", "västerbottensostpaj"],
    recipeSlugs: ["sill-och-farskpotatis", "vasterbottensostpaj", "kottbullar-med-potatismos"],
    priority: 100,
  },
  {
    id: "se-jul",
    slug: "jul",
    nameSv: "Jul",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "range", startMonthDay: "12-20", endMonthDay: "12-26" },
    leadDays: 21,
    foodTags: ["julbord", "köttbullar", "janssons", "sill", "skinka"],
    recipeSlugs: ["jansons-frestelse", "kottbullar-med-potatismos"],
    priority: 100,
  },
  {
    id: "se-pask",
    slug: "påsk",
    nameSv: "Påsk",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "computed", algorithm: "easter" },
    leadDays: 10,
    foodTags: ["ägg", "sill", "lamm", "lax"],
    recipeSlugs: ["sill-och-farskpotatis", "ugnsbakad-lax-med-citron-och-dill"],
    priority: 90,
  },
  {
    id: "se-nyar",
    slug: "nyår",
    nameSv: "Nyårsafton",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "fixed", monthDay: "12-31" },
    leadDays: 7,
    foodTags: ["fest", "skaldjur", "lyx"],
    recipeSlugs: [],
    priority: 80,
  },
  {
    id: "se-kraftskiva",
    slug: "kraftskiva",
    nameSv: "Kräftskivepremiär",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "range", startMonthDay: "08-01", endMonthDay: "08-31" },
    leadDays: 7,
    foodTags: ["kräftor", "västerbottensostpaj", "knäckebröd"],
    recipeSlugs: ["vasterbottensostpaj"],
    priority: 70,
  },
  {
    id: "se-surstromming",
    slug: "surstromming",
    nameSv: "Surströmmingspremiär",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "fixed", monthDay: "08-15" },
    leadDays: 5,
    foodTags: ["surströmming", "tunnbröd", "mandelpotatis"],
    recipeSlugs: [],
    priority: 40,
  },
  {
    id: "se-lucia",
    slug: "lucia",
    nameSv: "Lucia",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "fixed", monthDay: "12-13" },
    leadDays: 7,
    foodTags: ["lussekatter", "pepparkakor", "glögg"],
    recipeSlugs: [],
    priority: 60,
  },
  {
    id: "se-valborg",
    slug: "valborg",
    nameSv: "Valborg",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "fixed", monthDay: "04-30" },
    leadDays: 5,
    foodTags: ["grillat", "vårmat"],
    recipeSlugs: ["halloumiburgare"],
    priority: 50,
  },
  {
    id: "se-grillsasong",
    slug: "grillsasong",
    nameSv: "Grillsäsong",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "range", startMonthDay: "05-15", endMonthDay: "08-31" },
    leadDays: 0,
    foodTags: ["grillat", "sallad", "sommarmat"],
    recipeSlugs: ["halloumiburgare", "grekisk-sallad"],
    priority: 30,
  },
  {
    id: "se-skolstart",
    slug: "skolstart",
    nameSv: "Skolstart",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "range", startMonthDay: "08-10", endMonthDay: "08-31" },
    leadDays: 7,
    foodTags: ["matlåda", "vardagsmat", "snabbt"],
    recipeSlugs: ["spaghetti-med-kottfarssas", "chili-con-carne"],
    priority: 40,
  },
  {
    id: "se-alla-hjartans",
    slug: "alla-hjartans-dag",
    nameSv: "Alla hjärtans dag",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "fixed", monthDay: "02-14" },
    leadDays: 5,
    foodTags: ["middag för två", "lyx", "dessert"],
    recipeSlugs: ["teriyakilax-med-ris"],
    priority: 50,
  },
  {
    id: "int-halloween",
    slug: "halloween",
    nameSv: "Halloween",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "fixed", monthDay: "10-31" },
    leadDays: 7,
    foodTags: ["pumpa", "barnkalas", "höstmat"],
    recipeSlugs: ["tomatsoppa-med-basilika"],
    priority: 40,
  },
  {
    id: "int-oktoberfest",
    slug: "oktoberfest",
    nameSv: "Oktoberfest",
    nameLocalized: "",
    market: "SE",
    dateRule: { kind: "range", startMonthDay: "09-20", endMonthDay: "10-05" },
    leadDays: 5,
    foodTags: ["korv", "surkål", "öl"],
    recipeSlugs: [],
    priority: 20,
  },
  {
    id: "int-thanksgiving",
    slug: "thanksgiving",
    nameSv: "Thanksgiving",
    nameLocalized: "",
    market: "US",
    dateRule: { kind: "range", startMonthDay: "11-20", endMonthDay: "11-28" },
    leadDays: 10,
    foodTags: ["kalkon", "pumpapaj"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "int-ramadan-eid",
    slug: "eid",
    nameSv: "Eid al-Fitr",
    nameLocalized: "",
    market: "SE",
    // Rörligt datum (månkalender) – uppdateras årligen av admin tills kalenderconnector finns.
    dateRule: { kind: "computed", algorithm: "custom" },
    leadDays: 14,
    foodTags: ["fest", "lamm", "dadlar", "sötsaker"],
    recipeSlugs: [],
    priority: 90,
  },
  // --- Norge (NO) ---
  {
    id: "no-julaften",
    slug: "julaften",
    nameSv: "Julaften",
    nameLocalized: "Julaften",
    market: "NO",
    dateRule: { kind: "fixed", monthDay: "12-24" },
    leadDays: 21,
    foodTags: ["ribbe", "pinnekjott", "lutefisk", "surkal", "riskrem", "medisterkake"],
    recipeSlugs: [],
    priority: 100,
  },
  {
    id: "no-paske",
    slug: "paske",
    nameSv: "Påske",
    nameLocalized: "Påske",
    market: "NO",
    dateRule: { kind: "computed", algorithm: "easter" },
    leadDays: 10,
    foodTags: ["lam", "egg", "appelsin", "marsipan", "paskeol"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "no-sankthans",
    slug: "sankthans",
    nameSv: "Sankthansaften",
    nameLocalized: "Sankthansaften",
    market: "NO",
    dateRule: { kind: "fixed", monthDay: "06-23" },
    leadDays: 7,
    foodTags: ["grillmat", "rommegrot", "spekemat", "jordbaer", "reker"],
    recipeSlugs: [],
    priority: 80,
  },
  {
    id: "no-nyttarsaften",
    slug: "nyttarsaften",
    nameSv: "Nyttårsaften",
    nameLocalized: "Nyttårsaften",
    market: "NO",
    dateRule: { kind: "fixed", monthDay: "12-31" },
    leadDays: 7,
    foodTags: ["pinnekjott", "torsk", "reker", "kransekake"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "no-farikal",
    slug: "farikalens-festdag",
    nameSv: "Fårikålens festdag",
    nameLocalized: "Fårikålens festdag",
    market: "NO",
    dateRule: { kind: "nth-weekday", month: 9, weekday: 4, n: "last" },
    leadDays: 5,
    foodTags: ["far", "kal", "pepperkorn", "potet"],
    recipeSlugs: [],
    priority: 80,
  },
  // --- Danmark (DK) ---
  {
    id: "dk-juleaften",
    slug: "juleaften",
    nameSv: "Juleaften",
    nameLocalized: "Juleaften",
    market: "DK",
    dateRule: { kind: "fixed", monthDay: "12-24" },
    leadDays: 21,
    foodTags: ["flaeskesteg", "and", "rodkal", "brunede-kartofler", "risalamande"],
    recipeSlugs: [],
    priority: 100,
  },
  {
    id: "dk-paske",
    slug: "paske",
    nameSv: "Påske",
    nameLocalized: "Påske",
    market: "DK",
    dateRule: { kind: "computed", algorithm: "easter" },
    leadDays: 7,
    foodTags: ["sild", "aeg", "lammesteg", "nye-kartofler", "snaps"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "dk-nytarsaften",
    slug: "nytarsaften",
    nameSv: "Nytårsaften",
    nameLocalized: "Nytårsaften",
    market: "DK",
    dateRule: { kind: "fixed", monthDay: "12-31" },
    leadDays: 7,
    foodTags: ["kogt-torsk", "kransekage", "marcipan"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "dk-julefrokost",
    slug: "julefrokost",
    nameSv: "Julefrokost",
    nameLocalized: "Julefrokost",
    market: "DK",
    dateRule: { kind: "range", startMonthDay: "12-01", endMonthDay: "12-30" },
    leadDays: 7,
    foodTags: ["sild", "frikadeller", "leverpostej", "ribbensteg", "snaps"],
    recipeSlugs: [],
    priority: 80,
  },
  {
    id: "dk-mortensaften",
    slug: "mortensaften",
    nameSv: "Mortensaften",
    nameLocalized: "Mortensaften",
    market: "DK",
    dateRule: { kind: "fixed", monthDay: "11-10" },
    leadDays: 7,
    foodTags: ["and", "gas", "rodkal", "brunede-kartofler", "brun-sovs"],
    recipeSlugs: [],
    priority: 75,
  },
  // --- Finland (FI) ---
  {
    id: "fi-joulu",
    slug: "joulu",
    nameSv: "Jouluaatto",
    nameLocalized: "Jouluaatto",
    market: "FI",
    dateRule: { kind: "fixed", monthDay: "12-24" },
    leadDays: 21,
    foodTags: ["joulukinkku", "lanttulaatikko", "rosolli", "graavilohi", "joulutorttu"],
    recipeSlugs: [],
    priority: 100,
  },
  {
    id: "fi-paasiainen",
    slug: "paasiainen",
    nameSv: "Pääsiäinen",
    nameLocalized: "Pääsiäinen",
    market: "FI",
    dateRule: { kind: "computed", algorithm: "easter" },
    leadDays: 7,
    foodTags: ["mammi", "pasha", "lammas", "suklaamuna"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "fi-juhannus",
    slug: "juhannus",
    nameSv: "Juhannus",
    nameLocalized: "Juhannus",
    market: "FI",
    dateRule: { kind: "computed", algorithm: "midsummer" },
    leadDays: 7,
    foodTags: ["grillimakkara", "uudet-perunat", "silli", "graavilohi"],
    recipeSlugs: [],
    priority: 85,
  },
  {
    id: "fi-rapujuhlat",
    slug: "rapujuhlat",
    nameSv: "Rapujuhlat",
    nameLocalized: "Rapujuhlat",
    market: "FI",
    dateRule: { kind: "range", startMonthDay: "07-21", endMonthDay: "09-30" },
    leadDays: 7,
    foodTags: ["rapu", "tilli", "ruisleipa", "snapsi"],
    recipeSlugs: [],
    priority: 80,
  },
  {
    id: "fi-vappu",
    slug: "vappu",
    nameSv: "Vappu",
    nameLocalized: "Vappu",
    market: "FI",
    dateRule: { kind: "fixed", monthDay: "05-01" },
    leadDays: 7,
    foodTags: ["sima", "tippaleipa", "munkki"],
    recipeSlugs: [],
    priority: 75,
  },
  // --- Island (IS) ---
  {
    id: "is-adfangadagur",
    slug: "adfangadagur",
    nameSv: "Aðfangadagur",
    nameLocalized: "Aðfangadagur",
    market: "IS",
    dateRule: { kind: "fixed", monthDay: "12-24" },
    leadDays: 21,
    foodTags: ["hamborgarhryggur", "hangikjot", "laufabraud", "rjupa"],
    recipeSlugs: [],
    priority: 100,
  },
  {
    id: "is-paskar",
    slug: "paskar",
    nameSv: "Páskar",
    nameLocalized: "Páskar",
    market: "IS",
    dateRule: { kind: "computed", algorithm: "easter" },
    leadDays: 5,
    foodTags: ["lambakjot", "lambalaeri", "paskaegg"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "is-thorrablot",
    slug: "thorrablot",
    nameSv: "Þorrablót",
    nameLocalized: "Þorrablót",
    market: "IS",
    dateRule: { kind: "range", startMonthDay: "01-23", endMonthDay: "02-22" },
    leadDays: 7,
    foodTags: ["hakarl", "svid", "hangikjot", "hardfiskur", "brennivin"],
    recipeSlugs: [],
    priority: 80,
  },
  {
    id: "is-sprengidagur",
    slug: "sprengidagur",
    nameSv: "Sprengidagur",
    nameLocalized: "Sprengidagur",
    market: "IS",
    dateRule: { kind: "easter-offset", days: -47 },
    leadDays: 3,
    foodTags: ["saltkjot", "baunir", "gulrofa"],
    recipeSlugs: [],
    priority: 70,
  },
  {
    id: "is-thorlaksmessa",
    slug: "thorlaksmessa",
    nameSv: "Þorláksmessa",
    nameLocalized: "Þorláksmessa",
    market: "IS",
    dateRule: { kind: "fixed", monthDay: "12-23" },
    leadDays: 5,
    foodTags: ["skata", "hangikjot", "rugbraud"],
    recipeSlugs: [],
    priority: 70,
  },
  // --- Tyskland (DE) ---
  {
    id: "de-weihnachten",
    slug: "weihnachten",
    nameSv: "Weihnachten",
    nameLocalized: "Weihnachten",
    market: "DE",
    dateRule: { kind: "fixed", monthDay: "12-24" },
    leadDays: 21,
    foodTags: ["gans", "karpfen", "stollen", "lebkuchen", "wurstchen"],
    recipeSlugs: [],
    priority: 100,
  },
  {
    id: "de-silvester",
    slug: "silvester",
    nameSv: "Silvester",
    nameLocalized: "Silvester",
    market: "DE",
    dateRule: { kind: "fixed", monthDay: "12-31" },
    leadDays: 6,
    foodTags: ["berliner", "raclette", "fondue", "linsen", "heringssalat"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "de-ostern",
    slug: "ostern",
    nameSv: "Ostern",
    nameLocalized: "Ostern",
    market: "DE",
    dateRule: { kind: "computed", algorithm: "easter" },
    leadDays: 10,
    foodTags: ["lamm", "eier", "osterbrot", "schinken", "hefezopf"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "de-oktoberfest",
    slug: "oktoberfest",
    nameSv: "Oktoberfest",
    nameLocalized: "Oktoberfest",
    market: "DE",
    dateRule: { kind: "range", startMonthDay: "09-19", endMonthDay: "10-04" },
    leadDays: 7,
    foodTags: ["hendl", "schweinshaxe", "weisswurst", "brezn", "obatzda"],
    recipeSlugs: [],
    priority: 85,
  },
  {
    id: "de-karneval",
    slug: "karneval",
    nameSv: "Karneval",
    nameLocalized: "Karneval",
    market: "DE",
    dateRule: { kind: "easter-offset", days: -48 },
    leadDays: 5,
    foodTags: ["krapfen", "berliner", "mutzenmandeln"],
    recipeSlugs: [],
    priority: 70,
  },
  {
    id: "de-spargelzeit",
    slug: "spargelzeit",
    nameSv: "Spargelzeit",
    nameLocalized: "Spargelzeit",
    market: "DE",
    dateRule: { kind: "range", startMonthDay: "04-15", endMonthDay: "06-24" },
    leadDays: 4,
    foodTags: ["spargel", "sauce-hollandaise", "schinken", "kartoffeln"],
    recipeSlugs: [],
    priority: 75,
  },
  // --- Frankrike (FR) ---
  {
    id: "fr-reveillon-noel",
    slug: "reveillon-de-noel",
    nameSv: "Réveillon de Noël",
    nameLocalized: "Réveillon de Noël",
    market: "FR",
    dateRule: { kind: "fixed", monthDay: "12-24" },
    leadDays: 21,
    foodTags: ["huitres", "foie-gras", "chapon", "marrons", "buche"],
    recipeSlugs: [],
    priority: 100,
  },
  {
    id: "fr-saint-sylvestre",
    slug: "saint-sylvestre",
    nameSv: "Saint-Sylvestre",
    nameLocalized: "Saint-Sylvestre",
    market: "FR",
    dateRule: { kind: "fixed", monthDay: "12-31" },
    leadDays: 7,
    foodTags: ["foie-gras", "huitres", "fruits-de-mer", "saumon-fume", "champagne"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "fr-epiphanie",
    slug: "epiphanie",
    nameSv: "Épiphanie",
    nameLocalized: "Épiphanie",
    market: "FR",
    dateRule: { kind: "fixed", monthDay: "01-06" },
    leadDays: 5,
    foodTags: ["galette-des-rois", "frangipane", "feve", "brioche"],
    recipeSlugs: [],
    priority: 80,
  },
  {
    id: "fr-chandeleur",
    slug: "chandeleur",
    nameSv: "Chandeleur",
    nameLocalized: "Chandeleur",
    market: "FR",
    dateRule: { kind: "fixed", monthDay: "02-02" },
    leadDays: 3,
    foodTags: ["crepes", "sucre", "citron", "confiture"],
    recipeSlugs: [],
    priority: 70,
  },
  {
    id: "fr-paques",
    slug: "paques",
    nameSv: "Pâques",
    nameLocalized: "Pâques",
    market: "FR",
    dateRule: { kind: "computed", algorithm: "easter" },
    leadDays: 10,
    foodTags: ["agneau", "gigot", "oeufs-chocolat", "chocolat"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "fr-mardi-gras",
    slug: "mardi-gras",
    nameSv: "Mardi Gras",
    nameLocalized: "Mardi Gras",
    market: "FR",
    dateRule: { kind: "easter-offset", days: -47 },
    leadDays: 3,
    foodTags: ["beignets", "bugnes", "merveilles", "gaufres"],
    recipeSlugs: [],
    priority: 70,
  },
  // --- Nederländerna (NL) ---
  {
    id: "nl-sinterklaas",
    slug: "sinterklaas",
    nameSv: "Sinterklaas",
    nameLocalized: "Sinterklaas",
    market: "NL",
    dateRule: { kind: "fixed", monthDay: "12-05" },
    leadDays: 14,
    foodTags: ["kruidnoten", "pepernoten", "chocoladeletter", "speculaas", "banketstaaf"],
    recipeSlugs: [],
    priority: 95,
  },
  {
    id: "nl-kerst",
    slug: "kerst",
    nameSv: "Kerst",
    nameLocalized: "Kerst",
    market: "NL",
    dateRule: { kind: "fixed", monthDay: "12-25" },
    leadDays: 14,
    foodTags: ["gourmet", "rollade", "kerststol", "kerstkransjes"],
    recipeSlugs: [],
    priority: 100,
  },
  {
    id: "nl-oud-en-nieuw",
    slug: "oud-en-nieuw",
    nameSv: "Oud en Nieuw",
    nameLocalized: "Oud en Nieuw",
    market: "NL",
    dateRule: { kind: "fixed", monthDay: "12-31" },
    leadDays: 5,
    foodTags: ["oliebollen", "appelflappen", "appelbeignets"],
    recipeSlugs: [],
    priority: 90,
  },
  {
    id: "nl-pasen",
    slug: "pasen",
    nameSv: "Pasen",
    nameLocalized: "Pasen",
    market: "NL",
    dateRule: { kind: "computed", algorithm: "easter" },
    leadDays: 10,
    foodTags: ["eieren", "paasstol", "paasbrood", "lamsvlees"],
    recipeSlugs: [],
    priority: 85,
  },
  {
    id: "nl-koningsdag",
    slug: "koningsdag",
    nameSv: "Koningsdag",
    nameLocalized: "Koningsdag",
    market: "NL",
    dateRule: { kind: "fixed", monthDay: "04-27" },
    leadDays: 5,
    foodTags: ["tompouce", "oranje", "gebak"],
    recipeSlugs: [],
    priority: 65,
  },
];