require "./spec_helper"

describe JosieHealth::Utils::Formatting do
  describe ".format_float" do
    it "removes .0 from whole numbers" do
      JosieHealth::Utils::Formatting.format_float(5.0).should eq("5")
    end

    it "keeps decimals for non-whole numbers" do
      JosieHealth::Utils::Formatting.format_float(5.5).should eq("5.5")
    end

    it "rounds to 1 decimal place" do
      JosieHealth::Utils::Formatting.format_float(5.123).should eq("5.1")
    end

    it "handles zero" do
      JosieHealth::Utils::Formatting.format_float(0.0).should eq("0")
    end
  end

  describe ".format_dosage" do
    it "removes .0 from whole number dosages" do
      JosieHealth::Utils::Formatting.format_dosage("95.0mg").should eq("95mg")
    end

    it "removes .0 with trailing text" do
      JosieHealth::Utils::Formatting.format_dosage("100.0mg total").should eq("100mg total")
    end

    it "keeps non-.0 decimals" do
      JosieHealth::Utils::Formatting.format_dosage("95.5mg").should eq("95.5mg")
    end

    it "handles multiple values" do
      JosieHealth::Utils::Formatting.format_dosage("100.0mg + 50.0mg").should eq("100mg + 50mg")
    end

    it "handles no unit" do
      JosieHealth::Utils::Formatting.format_dosage("100.0").should eq("100")
    end
  end

  describe ".time_ago" do
    it "formats minutes only" do
      now = Time.utc(2025, 1, 1, 12, 30, 0)
      time = Time.utc(2025, 1, 1, 12, 15, 0)
      JosieHealth::Utils::Formatting.time_ago(time, now).should eq("15m ago")
    end

    it "formats hours and minutes" do
      now = Time.utc(2025, 1, 1, 14, 30, 0)
      time = Time.utc(2025, 1, 1, 12, 15, 0)
      JosieHealth::Utils::Formatting.time_ago(time, now).should eq("2h15m ago")
    end

    it "formats hours only when no minutes" do
      now = Time.utc(2025, 1, 1, 14, 0, 0)
      time = Time.utc(2025, 1, 1, 12, 0, 0)
      JosieHealth::Utils::Formatting.time_ago(time, now).should eq("2h ago")
    end

    it "formats days and hours" do
      now = Time.utc(2025, 1, 3, 14, 0, 0)
      time = Time.utc(2025, 1, 1, 12, 0, 0)
      JosieHealth::Utils::Formatting.time_ago(time, now).should eq("2d2h ago")
    end

    it "formats days only when no hours" do
      now = Time.utc(2025, 1, 3, 12, 0, 0)
      time = Time.utc(2025, 1, 1, 12, 0, 0)
      JosieHealth::Utils::Formatting.time_ago(time, now).should eq("2d ago")
    end

    it "handles 0 minutes" do
      now = Time.utc(2025, 1, 1, 12, 0, 0)
      time = Time.utc(2025, 1, 1, 12, 0, 0)
      JosieHealth::Utils::Formatting.time_ago(time, now).should eq("0m ago")
    end
  end

  describe ".ordinalize" do
    it "handles 1st" do
      JosieHealth::Utils::Formatting.ordinalize(1).should eq("1st")
    end

    it "handles 2nd" do
      JosieHealth::Utils::Formatting.ordinalize(2).should eq("2nd")
    end

    it "handles 3rd" do
      JosieHealth::Utils::Formatting.ordinalize(3).should eq("3rd")
    end

    it "handles 4th" do
      JosieHealth::Utils::Formatting.ordinalize(4).should eq("4th")
    end

    it "handles 11th (special case)" do
      JosieHealth::Utils::Formatting.ordinalize(11).should eq("11th")
    end

    it "handles 12th (special case)" do
      JosieHealth::Utils::Formatting.ordinalize(12).should eq("12th")
    end

    it "handles 13th (special case)" do
      JosieHealth::Utils::Formatting.ordinalize(13).should eq("13th")
    end

    it "handles 21st" do
      JosieHealth::Utils::Formatting.ordinalize(21).should eq("21st")
    end

    it "handles 22nd" do
      JosieHealth::Utils::Formatting.ordinalize(22).should eq("22nd")
    end

    it "handles 23rd" do
      JosieHealth::Utils::Formatting.ordinalize(23).should eq("23rd")
    end

    it "handles 111th (special case)" do
      JosieHealth::Utils::Formatting.ordinalize(111).should eq("111th")
    end

    it "handles 112th (special case)" do
      JosieHealth::Utils::Formatting.ordinalize(112).should eq("112th")
    end

    it "handles 113th (special case)" do
      JosieHealth::Utils::Formatting.ordinalize(113).should eq("113th")
    end
  end
end

describe Int32 do
  describe "#ordinalize" do
    it "adds ordinalize method to Int32" do
      1.ordinalize.should eq("1st")
      2.ordinalize.should eq("2nd")
      3.ordinalize.should eq("3rd")
      4.ordinalize.should eq("4th")
      11.ordinalize.should eq("11th")
    end
  end
end