# lib/tasks/sync_geo_data.rake
require "json"

namespace :geo do
  desc "Sync geographical data from JSON"
  task sync: :environment do
    # 定义 JSON 文件路径
    base_path = Rails.root.join("lib", "data")

    # 同步顺序很重要：先同步 Regions -> Subregions -> Countries -> States -> Cities
    sync_regions(base_path)
    sync_subregions(base_path)
    sync_countries(base_path)
    sync_states(base_path)
    sync_cities(base_path)
  end

  task sync_city: :environment do
    # 定义 JSON 文件路径
    base_path = Rails.root.join("lib", "data")
    sync_cities(base_path)
  end

  def sync_regions(base_path)
    file_path = base_path.join("regions.json")
    regions = JSON.parse(File.read(file_path))
    sum = regions.count
    count = 1

    regions.each do |data|
      region = Region.find_or_create_by!(id: data["id"]) do |r|
        r.name = data["name"]
        r.code = data["name"]
      end
      puts "Sync Regions[#{count}/#{sum}]: [#{region.name}]"
      count += 1

      region.update!(
        name: data["name"],
        code: data["name"],
        translations: data["translations"].to_json.to_s,
        flag: data["flag"] || true,
        wiki_data_id: data["wikiDataId"]
      )
    end
  end

  def sync_subregions(base_path)
    file_path = base_path.join("subregions.json")
    subregions = JSON.parse(File.read(file_path))
    sum = subregions.count
    count = 1

    subregions.each do |data|
      region = Region.find_by!(id: data["region_id"])
      subregion = Subregion.find_or_create_by!(id: data["id"]) do |s|
        s.name = data["name"]
        s.region_id = region.id
      end
      puts "Sync Subregions[#{count}/#{sum}]: [#{subregion.name}] region:[#{region.name}]"
      count += 1

      subregion.update!(
        translations: data["translations"].to_json,
        flag: data["flag"] || true,
        wiki_data_id: data["wikiDataId"]
      )
    end
  end

  def sync_countries(base_path)
    file_path = base_path.join("countries.json")
    countries = JSON.parse(File.read(file_path))
    sum = countries.count
    count = 1

    countries.each do |data|
      # 处理 Region
      region = if data["region_id"]
                 Region.find_by(id: data["region_id"])
      elsif data["region"]
                 Region.find_by(name: data["region"])
      end

      # 处理 Subregion
      subregion = nil
      if data["subregion_id"].present?
        subregion = Subregion.find_by(id: data["subregion_id"])
      elsif data["subregion"].present?
        subregion = Subregion.find_by(name: data["subregion"])
      end
      puts "Syncing Country[#{count}/#{sum}] [#{data["name"]}] region: [#{region&.name}] subregion: [#{data["subregion"]}]"
      count += 1

      # 查找或初始化 Country
      country = Country.find_or_create_by!(code: data["iso2"]) do |c|
        c.name = data["name"]
      end

      # 更新 Country 属性
      country.update!(
        name: data["name"],
        iso3: data["iso3"],
        numeric_code: data["numeric_code"],
        iso2: data["iso2"],
        code: data["iso2"],
        phonecode: data["phonecode"],
        capital: data["capital"],
        currency: data["currency"],
        currency_name: data["currency_name"],
        currency_symbol: data["currency_symbol"],
        tld: data["tld"],
        native: data["native"],
        nationality: data["nationality"],
        timezones: data["timezones"].to_json,
        translations: data["translations"].to_json,
        latitude: data["latitude"],
        longitude: data["longitude"],
        emoji: data["emoji"],
        emoji_u: data["emojiU"],
        flag: data["flag"] || true,
        wiki_data_id: data["wikiDataId"]
      )
      country.update!(region: region) if region != nil
      country.update!(subregion: subregion) if subregion != nil
    end
    end

  def sync_states(base_path)
    file_path = base_path.join("states.json")
    states = JSON.parse(File.read(file_path))
    sum = states.count
    count = 1

    states.each do |data|
      puts "Syncing State[#{count}/#{sum}] [#{data["name"]}] country:[#{data["country_name"]}]"
      count += 1

      country = Country.find_by!(code: data["country_code"])

      state = State.find_or_create_by!(name: data["name"]) do |s|
        s.country_id = country&.id
        s.country_code = country&.code
      end

      state.update!(
        country_id: country&.id,
        country_code: country&.code,
        fips_code: data["fips_code"],
        iso2: data["iso2"],
        code: data["state_code"],
        state_type: data["type"],
        level: data["level"],
        parent_id: data["parent_id"],
        latitude: data["latitude"],
        longitude: data["longitude"],
        flag: data["flag"] || true,
        wiki_data_id: data["wikiDataId"]
      )
    end
  end

  def sync_cities(base_path)
    file_path = base_path.join("cities.json")
    cities = JSON.parse(File.read(file_path))
    sum = cities.count
    count = 1

    cities.each do |data|
      country = Country.find_by!(code: data["country_code"])
      state = State.find_by(code: data["state_code"])

      # 使用多个属性来确保唯一性
      city = City.find_or_initialize_by(
        name: data["name"],
        country_id: country.id,
        state_id: state&.id
      )

      # 更新或设置城市属性
      city.assign_attributes(
        country_code: country.code,
        latitude: data["latitude"],
        longitude: data["longitude"],
        state_id: state&.id,
        state_code: state&.code,
        flag: data["flag"] || true,
        wiki_data_id: data["wikiDataId"],
        active: city.active || false,
        priority: city.priority || 10
      )

      # 保存城市
      if city.save
        puts "Syncing City[#{count}/#{sum}] [#{data["name"]}] Country:[#{country.name}] State: [#{state&.name}] Lat:[#{data["latitude"]}] Lon:[#{data["longitude"]}]"
      else
        puts "Error saving city: #{city.errors.full_messages.join(", ")}"
      end

      count += 1
    end
  end
end