import Vue from "vue";
import Vuex from "vuex";
Vue.use(Vuex);
import {Couchbase} from "nativescript-couchbase-plugin";
import {getFileAccess, File, ApplicationSettings} from "@nativescript/core";
const EnRecipesDB = new Couchbase("EnRecipes");
const userCuisinesDB = new Couchbase("userCuisines");
const userCategoriesDB = new Couchbase("userCategories");
const userYieldUnitsDB = new Couchbase("userYieldUnits");
const userUnitsDB = new Couchbase("userUnits");
const mealPlansDB = new Couchbase("mealPlans");
const defaultCuisines = [
  "American",
  "Brazilian",
  "British",
  "Chinese",
  "Danish",
  "Egyptian",
  "Filipino",
  "French",
  "German",
  "Greek",
  "Indian",
  "Irish",
  "Italian",
  "Jamaican",
  "Japanese",
  "Jewish",
  "Kenyan",
  "Korean",
  "Mexican",
  "Nigerian",
  "Portuguese",
  "Russian",
  "Scottish",
  "Spanish",
  "Sri Lankan",
  "Swedish",
  "Thai",
  "Turkish",
  "Vietnamese"
];
const defaultCategories = [
  "Appetizers",
  "Barbecue",
  "Beverages",
  "Breads",
  "Breakfast",
  "Desserts",
  "Dinner",
  "Drinks",
  "Healthy",
  "Lunch",
  "Main dishes",
  "Meat",
  "Noodles",
  "Pasta",
  "Poultry",
  "Rice",
  "Salads",
  "Sauces",
  "Seafood",
  "Side dishes",
  "Snacks",
  "Soups",
  "Undefined",
  "Vegan",
  "Vegetarian"
];
const defaultYieldUnits = [
  "Serving",
  "Piece",
  "Teaspoon",
  "Tablespoon",
  "Fluid Ounce",
  "Ounce",
  "Pound",
  "Gram",
  "Kilogram",
  "Cup",
  "Gallon",
  "Millilitre",
  "Litre",
  "Roll",
  "Patty",
  "Loaf"
];
const defaultUnits = [
  "unit",
  "tsp",
  "dsp",
  "tbsp",
  "fl oz",
  "cup",
  "pt",
  "qt",
  "gal",
  "ml",
  "l",
  "oz",
  "lb",
  "mg",
  "g",
  "kg",
  "cm",
  "in",
  "leaf",
  "clove",
  "piece",
  "pinch",
  "drop",
  "dozen",
  "stick",
  "small",
  "medium",
  "large"
];
const listItems = {
  cuisines: {
    db: userCuisinesDB,
    key: "userCuisines",
    stateName: "cuisines",
    sort: true,
    defaultItems: defaultCuisines
  },
  categories: {
    db: userCategoriesDB,
    key: "userCategories",
    stateName: "categories",
    sort: true,
    defaultItems: defaultCategories
  },
  yieldUnits: {
    db: userYieldUnitsDB,
    key: "userYieldUnits",
    stateName: "yieldUnits",
    sort: false,
    defaultItems: defaultYieldUnits
  },
  units: {
    db: userUnitsDB,
    key: "userUnits",
    stateName: "units",
    sort: false,
    defaultItems: defaultUnits
  }
};
export default new Vuex.Store({
  state: {
    recipes: [],
    cuisines: [],
    categories: [],
    yieldUnits: [],
    units: [],
    mealPlans: [],
    icon: {
      alert: "\ue900",
      back: "\ue901",
      bag: "\ue902",
      bagged: "\ue903",
      cal: "\ue904",
      cam: "\ue905",
      category: "\ue906",
      cog: "\ue907",
      comb: "\ue908",
      cuisine: "\ue909",
      del: "\ue90a",
      diff: "\ue90b",
      don: "\ue90c",
      done: "\ue90d",
      edit: "\ue90e",
      exp: "\ue910",
      fav: "\ue911",
      faved: "\ue912",
      folder: "\ue913",
      gh: "\ue914",
      help: "\ue915",
      home: "\ue916",
      img: "\ue917",
      imp: "\ue918",
      info: "\ue919",
      items: "\ue91a",
      l1: "\ue91b",
      l2: "\ue91c",
      l3: "\ue91d",
      lang: "\ue91e",
      left: "\ue91f",
      menu: "\ue920",
      noresult: "\ue921",
      notes: "\ue922",
      plus: "\ue923",
      plusc: "\ue924",
      price: "\ue925",
      priv: "\ue926",
      err: "\ue90f",
      res: "\ue927",
      reset: "\ue928",
      right: "\ue929",
      save: "\ue92a",
      sear: "\ue92b",
      selall: "\ue92c",
      share: "\ue92d",
      shuf: "\ue92e",
      sort: "\ue92f",
      star: "\ue930",
      starred: "\ue931",
      steps: "\ue932",
      succ: "\ue933",
      tag: "\ue934",
      text: "\ue935",
      tg: "\ue936",
      theme: "\ue937",
      time: "\ue938",
      timer: "\ue939",
      tod: "\ue93a",
      trans: "\ue93b",
      tried: "\ue93c",
      try: "\ue93d",
      unit: "\ue93e",
      x: "\ue93f",
      yield: "\ue940",
      zip: "\ue941"
    },
    currentComponent: "EnRecipes",
    sortType: "Oldest first",
    language: [
      {
        locale: "da",
        title: "Dansk"
      }, {
        locale: "de",
        title: "Deutsch"
      }, {
        locale: "en-GB",
        title: "English (UK)"
      }, {
        locale: "es",
        title: "Español"
      }, {
        locale: "fr",
        title: "Français"
      }, {
        locale: "fr-BE",
        title: "Français (BE)"
      }, {
        locale: "fr-CA",
        title: "Français (CA)"
      }, {
        locale: "fr-CH",
        title: "Français (CH)"
      }, {
        locale: "it",
        title: "Italiano"
      }, {
        locale: "nb-NO",
        title: "Norsk bokmål"
      }, {
        locale: "nl",
        title: "Nederlands"
      }, {
        locale: "pt",
        title: "Português"
      }, {
        locale: "ru",
        title: "Русский"
      }, {
        locale: "ta",
        title: "தமிழ்"
      }
    ],
    shakeEnabled: true,
    importSummary: {
      found: 0,
      imported: 0,
      updated: 0
    }
  },
  mutations: {
    setSortType(state, sortType) {
      state.sortType = sortType
    },
    initializeRecipes(state) {
      EnRecipesDB.query({select: []}).forEach(r => {
        if (r.timeRequired) {
          r.prepTime = "00:00";
          r.cookTime = r.timeRequired;
          delete r.timeRequired;
        }
        if (!r.hasOwnProperty("cuisine"))
          r.cuisine = "Undefined"
        if (!r.hasOwnProperty("tags"))
          r.tags = []
        if (!r.hasOwnProperty("difficulty"))
          r.difficulty = "Easy"
        if (!r.hasOwnProperty("rating"))
          r.rating = 0
        if (!r.hasOwnProperty("created"))
          r.created = r.lastModified
          // if (!r.hasOwnProperty("inBag"))
        //   r.inBag = false
        state.recipes.push(r);
      });
      state.shakeEnabled = ApplicationSettings.getBoolean("shakeEnabled", true)
      state.sortType = ApplicationSettings.getString("sortType", "Oldest first")
    },
    importRecipes(state, recipes) {
      let localRecipesIDs,
        partition
      let imported = 0
      let updated = 0
      function getUpdatedData(data) {
        return data.map(recipe => {
          let r = Object.assign({}, recipe);
          if (r.timeRequired) {
            r.prepTime = "00:00";
            r.cookTime = r.timeRequired;
            delete r.timeRequired;
          }
          if (!r.hasOwnProperty("cuisine"))
            r.cuisine = "Undefined"
          if (!r.hasOwnProperty("tags"))
            r.tags = []
          if (!r.hasOwnProperty("difficulty"))
            r.difficulty = "Easy"
          if (!r.hasOwnProperty("rating"))
            r.rating = 0
          if (!r.hasOwnProperty("created"))
            r.created = r.lastModified
            // if (!r.hasOwnProperty("inBag"))
          //   r.inBag = false
          return r;
        });
      }
      function createDocuments(data) {
        data = getUpdatedData(data);
        state.recipes = [
          ...state.recipes,
          ...data
        ];
        data.forEach(recipe => {
          imported++
          EnRecipesDB.createDocument(recipe, recipe.id);
        });
      }
      function updateDocuments(data) {
        data = getUpdatedData(data);
        data.forEach(recipe => {
          let recipeIndex = state.recipes.map((e, i) => {
            let d1 = new Date(e.lastModified).getTime();
            let d2 = new Date(recipe.lastModified).getTime();
            return e.id === recipe.id && d1 < d2
              ? i
              : -1;
          }).filter(e => e >= 0)[0];
          if (recipeIndex >= 0) {
            updated++
            Object.assign(state.recipes[recipeIndex], recipe);
            EnRecipesDB.updateDocument(recipe.id, recipe);
          }
        });
      }
      if (state.recipes.length) {
        localRecipesIDs = state.recipes.map(e => e.id);
        partition = recipes.reduce((result, recipe, i) => {
          localRecipesIDs.indexOf(recipe.id) < 0
            ? result[0].push(recipe) // create candidates
            : result[1].push(recipe); // update candidates
          return result;
        }, [[], []]);
        if (partition[0].length)
          createDocuments(partition[0]);
        if (partition[1].length)
          updateDocuments(partition[1]);
        }
      else {
        createDocuments(recipes);
      }
      state.importSummary.found = recipes.length
      state.importSummary.imported = imported
      state.importSummary.updated = updated
    },
    addRecipe(state, {id, recipe}) {
      state.recipes.push(recipe);
      EnRecipesDB.createDocument(recipe, id);
    },
    overwriteRecipe(state, {id, recipe}) {
      let index = state.recipes.indexOf(state.recipes.filter(e => e.id === id)[0]);
      Object.assign(state.recipes[index], recipe);
      EnRecipesDB.updateDocument(id, recipe);
    },
    deleteRecipe(state, {index, id}) {
      getFileAccess().deleteFile(state.recipes[index].imageSrc);
      state.recipes.splice(index, 1);
      EnRecipesDB.deleteDocument(id);
      state.recipes.forEach((e, i) => {
        if (e.combinations.includes(id)) {
          state.recipes[i].combinations.splice(e.combinations.indexOf(id), 1);
          EnRecipesDB.updateDocument(state.recipes[i].id, state.recipes[i]);
        }
      });
    },
    deleteRecipes(state, ids) {
      ids.forEach(id => {
        let index = state.recipes.findIndex(e => e.id === id)
        getFileAccess().deleteFile(state.recipes[index].imageSrc);
        state.recipes.splice(index, 1);
        EnRecipesDB.deleteDocument(id);
        state.recipes.forEach((e, i) => {
          if (e.combinations.includes(id)) {
            state.recipes[i].combinations.splice(e.combinations.indexOf(id), 1);
            EnRecipesDB.updateDocument(state.recipes[i].id, state.recipes[i]);
          }
        });
      });
    },
    initializeListItems(state) {
      function initialize(listName) {
        let userItems;
        let db = listItems[listName].db;
        let key = listItems[listName].key;
        let stateName = listItems[listName].stateName;
        let defaultItems = listItems[listName].defaultItems;
        if (!state[stateName].length) {
          let isStored = db.query({select: []}).length;
          if (isStored) {
            userItems = db.getDocument(key)[key];
            if (userItems.some(e => defaultItems.includes(e)))
              state[stateName] = userItems;
            else
              state[stateName] = [
                ...defaultItems,
                ...userItems
              ];
            }
          else {
            if (listItems[listName].sort) {
              state[stateName].sort();
            }
            state[stateName] = defaultItems;
            db.createDocument({
              [key]: []
            }, key);
          }
        }
      }["cuisines", "categories", "yieldUnits", "units"].forEach(item => {
        initialize(item);
      });
    },
    importListItems(state, {data, listName}) {
      let db = listItems[listName].db;
      let key = listItems[listName].key;
      let stateName = listItems[listName].stateName;
      let items = new Set([
        ...state[stateName],
        ...data
      ]);
      state[stateName] = [...items];
      if (listItems[listName].sort)
        state[stateName].sort();
      db.updateDocument(key, {[key]: state[stateName]});
    },
    addListItem(state, {item, listName}) {
      let db = listItems[listName].db;
      let key = listItems[listName].key;
      let stateName = listItems[listName].stateName;
      let lowercase = state[stateName].map(e => e.toLowerCase());
      if (lowercase.indexOf(item.toLowerCase()) == -1) {
        state[stateName].push(item);
        db.updateDocument(key, {[key]: state[stateName]});
        if (listItems[listName].sort)
          state[stateName].sort((a, b) => a.toLowerCase().localeCompare(b.toLowerCase()))
      }
    },
    removeListItem(state, {item, listName}) {
      let db = listItems[listName].db;
      let key = listItems[listName].key;
      let stateName = listItems[listName].stateName;
      let index = state[stateName].indexOf(item);
      state[stateName].splice(index, 1);
      db.updateDocument(key, {[key]: state[stateName]});
      if (listItems[listName].sort)
        state[stateName].sort();
      }
    ,
    resetListItems(state, listName) {
      let stateName = listItems[listName].stateName;
      let defaultItems = listItems[listName].defaultItems;
      state[listName] = [...defaultItems];
      if (listItems[listName].sort) {
        state[stateName].sort();
      }
    },
    initializeMealPlans(state) {
      let isMealPlansDBStored = mealPlansDB.query({select: []}).length;
      if (isMealPlansDBStored) {
        let plans = mealPlansDB.getDocument("mealPlans").mealPlans
        if (plans.length && plans[0].hasOwnProperty("eventColor")) {
          plans.forEach(p => {
            let d = new Date(p.startDate)
            p.date = new Date(d.getFullYear(), d.getMonth(), d.getDate(), 0).getTime()
            switch (new Date(p.date).getHours()) {
              case 0:
                p.type = "breakfast"
                break;
              case 5:
                p.type = "lunch"
                break;
              case 10:
                p.type = "dinner"
                break;
              case 15:
                p.type = "snacks"
                break;
            }
            delete p.startDate
            delete p.endDate
            delete p.eventColor
            state.mealPlans.push(p)
          })
          mealPlansDB.updateDocument("mealPlans", {mealPlans: state.mealPlans})
        } else
          state.mealPlans = [...plans]
      } else {
        mealPlansDB.createDocument({
          mealPlans: []
        }, "mealPlans")
      }
    },
    importMealPlans(state, mealPlans) {
      let newMealPlans = mealPlans.filter(e => {
        if (e.hasOwnProperty("eventColor")) {
          return !state.mealPlans.some(f => {
            let d = new Date(e.startDate)
            let date = new Date(d.getFullYear(), d.getMonth(), d.getDate(), 0).getTime()
            let type
            switch (d.getHours()) {
              case 0:
                type = "breakfast"
                break;
              case 5:
                type = "lunch"
                break;
              case 10:
                type = "dinner"
                break;
              case 15:
                type = "snacks"
                break;
            }
            return f.title === e.title && f.date === date && f.type === type
          })
        } else {
          return !state.mealPlans.some(f => f.title === e.title && f.date === e.date && f.type === e.type)
        }
      })
      let updatedMealPlans = []
      if (newMealPlans[0].hasOwnProperty("eventColor")) {
        newMealPlans.forEach(p => {
          let d = new Date(p.startDate)
          p.date = new Date(d.getFullYear(), d.getMonth(), d.getDate(), 0).getTime()
          switch (d.getHours()) {
            case 0:
              p.type = "breakfast"
              break;
            case 5:
              p.type = "lunch"
              break;
            case 10:
              p.type = "dinner"
              break;
            case 15:
              p.type = "snacks"
              break;
          }
          delete p.startDate
          delete p.endDate
          delete p.eventColor
          updatedMealPlans.push(p)
        });
      }
      state.mealPlans = [
        ...state.mealPlans,
        ...updatedMealPlans
      ];
      mealPlansDB.updateDocument("mealPlans", {mealPlans: state.mealPlans});
    },
    addMealPlan(state, {title, date, type, index}) {
      let mealPlan = {
        title,
        date,
        type
      }
      if (index != null)
        state.mealPlans.splice(index, 0, mealPlan);
      else
        state.mealPlans.push(mealPlan);
      mealPlansDB.updateDocument("mealPlans", {
        mealPlans: [...state.mealPlans]
      });
    },
    deleteMealPlan(state, {title, date, type, index}) {
      state.mealPlans.splice(index, 1);
      state.mealPlans = [...state.mealPlans];
      mealPlansDB.updateDocument("mealPlans", {
        mealPlans: [...state.mealPlans]
      });
    },
    toggleState(state, {id, recipe, key, setDate}) {
      let index = state.recipes.indexOf(state.recipes.filter(e => e.id === id)[0]);
      state.recipes[index][key] = !state.recipes[index][key];
      if (setDate)
        state.recipes[index].lastTried = new Date();
      EnRecipesDB.updateDocument(id, recipe);
    },
    setRecipeAsTried(state, {id, recipe}) {
      let index = state.recipes.indexOf(state.recipes.filter(e => e.id === id)[0]);
      state.recipes[index].tried = true;
      state.recipes[index].lastTried = new Date();
      EnRecipesDB.updateDocument(id, recipe);
    },
    setLastTriedDate(state, index) {
      state.recipes[index].lastTried = new Date();
      EnRecipesDB.updateDocument(state.recipes[index].id, state.recipes[index]);
    },
    setCurrentComponent(state, comp) {
      state.currentComponent = comp;
    },
    unSyncCombinations(state, {id, combinations}) {
      state.recipes.forEach((e, i) => {
        if (combinations.includes(e.id)) {
          state.recipes[i].combinations.splice(e.combinations.indexOf(id), 1);
          EnRecipesDB.updateDocument(state.recipes[i].id, state.recipes[i]);
        }
      });
    },
    setShake(state, shake) {
      state.shakeEnabled = shake;
    },
    setRating(state, {id, recipe, rating}) {
      let index = state.recipes.indexOf(state.recipes.filter(e => e.id === id)[0]);
      state.recipes[index].rating = rating
      EnRecipesDB.updateDocument(id, recipe);
    },
    toggleCart(state, {id, recipe}) {
      let index = state.recipes.indexOf(state.recipes.filter(e => e.id === id)[0]);
      state.recipes[index].inBag = !state.recipes[index].inBag
      EnRecipesDB.updateDocument(id, recipe);
    },
    unlinkBrokenImages(state) {
      state.recipes.forEach((r, i) => {
        if (r.imageSrc && !File.exists(r.imageSrc)) {
          r.imageSrc = null
          Object.assign(state.recipes[i], r);
          EnRecipesDB.updateDocument(r.id, r);
        }
      })
    }
  },
  actions: {
    setSortTypeAction({
      commit
    }, sortType) {
      commit("setSortType", sortType)
    },
    initializeRecipes({commit}) {
      commit("initializeRecipes");
    },
    importRecipesAction({
      commit
    }, recipes) {
      commit("importRecipes", recipes);
    },
    addRecipeAction({
      commit
    }, recipe) {
      commit("addRecipe", recipe);
    },
    overwriteRecipeAction({
      commit
    }, updatedRecipe) {
      commit("overwriteRecipe", updatedRecipe);
    },
    deleteRecipeAction({
      commit
    }, recipe) {
      commit("deleteRecipe", recipe);
    },
    deleteRecipesAction({
      commit
    }, ids) {
      commit("deleteRecipes", ids);
    },
    initializeListItems({commit}) {
      commit("initializeListItems");
    },
    importListItemsAction({
      commit
    }, data) {
      commit("importListItems", data);
    },
    addListItemAction({
      commit
    }, item) {
      commit("addListItem", item);
    },
    removeListItemAction({
      commit
    }, item) {
      commit("removeListItem", item);
    },
    resetListItemsAction({
      commit
    }, listName) {
      commit("resetListItems", listName);
    },
    initializeMealPlans({commit}) {
      commit("initializeMealPlans");
    },
    importMealPlansAction({
      commit
    }, mealPlans) {
      commit("importMealPlans", mealPlans);
    },
    addMealPlanAction({
      commit
    }, mealPlan) {
      commit("addMealPlan", mealPlan);
    },
    deleteMealPlanAction({
      commit
    }, mealPlan) {
      commit("deleteMealPlan", mealPlan);
    },
    toggleStateAction({
      commit
    }, toggledRecipe) {
      commit("toggleState", toggledRecipe);
    },
    setRecipeAsTriedAction({
      commit
    }, recipe) {
      commit("setRecipeAsTried", recipe);
    },
    setLastTriedDateAction({
      commit
    }, index) {
      commit("setLastTriedDate", index);
    },
    setCurrentComponentAction({
      commit
    }, comp) {
      commit("setCurrentComponent", comp);
    },
    unSyncCombinationsAction({
      commit
    }, combinations) {
      commit("unSyncCombinations", combinations);
    },
    setShakeAction({
      commit
    }, shake) {
      commit("setShake", shake);
    },
    setRatingAction({
      commit
    }, rating) {
      commit("setRating", rating);
    },
    toggleCartAction({
      commit
    }, recipe) {
      commit("toggleCart", recipe);
    },
    unlinkBrokenImages({commit}) {
      commit("unlinkBrokenImages");
    }
  }
});