Random name generator for Google Sheets

extension.js

/**
@OnlyCurrentDoc
 */

function onOpen() {
  const ui = SpreadsheetApp.getUi();
  ui.createMenu("Django CoC").addItem("Generate Code Name", "insertCodeName").addToUi();
}

function insertCodeName() {
  // 100 Adjectives x 100 Nouns = 10,000 unique combinations
  // Zero external dependencies, never goes offline.

  const adjectives = [
    "Absorbed",
    "Abstract",
    "Active",
    "Agile",
    "Alpine",
    "Amber",
    "Ancient",
    "Arctic",
    "Autumn",
    "Azure",
    "Balanced",
    "Bold",
    "Brave",
    "Brief",
    "Bright",
    "Brisk",
    "Broad",
    "Calm",
    "Candid",
    "Casual",
    "Civil",
    "Classic",
    "Clear",
    "Clever",
    "Coastal",
    "Cold",
    "Cosmic",
    "Crimson",
    "Crystal",
    "Daring",
    "Dark",
    "Dawn",
    "Deep",
    "Direct",
    "Distinct",
    "Driven",
    "Dusty",
    "Dynamic",
    "Early",
    "Earnest",
    "Easy",
    "Echoing",
    "Electric",
    "Emerald",
    "Equal",
    "Essential",
    "Fair",
    "Famous",
    "Fast",
    "Fierce",
    "Firm",
    "First",
    "Floral",
    "Fluent",
    "Flying",
    "Focused",
    "Forest",
    "Fresh",
    "Frosty",
    "Gentle",
    "Giant",
    "Gifted",
    "Global",
    "Gold",
    "Grand",
    "Great",
    "Green",
    "Growing",
    "Happy",
    "Hardy",
    "Hidden",
    "High",
    "Hollow",
    "Holy",
    "Honest",
    "Humble",
    "Ideal",
    "Infinite",
    "Inner",
    "Instant",
    "Intense",
    "Jade",
    "Jolly",
    "Joyful",
    "Just",
    "Keen",
    "Kind",
    "Known",
    "Large",
    "Last",
    "Late",
    "Light",
    "Lime",
    "Little",
    "Live",
    "Logical",
  ];

  const nouns = [
    "Anchor",
    "Arc",
    "Arch",
    "Arrow",
    "Aurora",
    "Axis",
    "Badge",
    "Banner",
    "Base",
    "Basin",
    "Beacon",
    "Beam",
    "Bear",
    "Bell",
    "Bird",
    "Block",
    "Boat",
    "Book",
    "Branch",
    "Bridge",
    "Brook",
    "Bulb",
    "Cable",
    "Cage",
    "Canvas",
    "Canyon",
    "Cape",
    "Case",
    "Cedar",
    "Cell",
    "Chain",
    "Chart",
    "Cliff",
    "Cloud",
    "Coast",
    "Code",
    "Comet",
    "Compass",
    "Coral",
    "Core",
    "Cove",
    "Craft",
    "Crane",
    "Creek",
    "Crest",
    "Crow",
    "Crown",
    "Curve",
    "Cycle",
    "Dale",
    "Dash",
    "Dawn",
    "Deck",
    "Delta",
    "Dial",
    "Disk",
    "Dock",
    "Dome",
    "Door",
    "Dove",
    "Drift",
    "Drop",
    "Dune",
    "Dust",
    "Eagle",
    "Earth",
    "Echo",
    "Edge",
    "Elm",
    "Engine",
    "Falcon",
    "Fern",
    "Field",
    "File",
    "Film",
    "Fire",
    "Flag",
    "Flame",
    "Flare",
    "Flight",
    "Floor",
    "Flow",
    "Foam",
    "Fog",
    "Folk",
    "Force",
    "Ford",
    "Forest",
    "Fort",
    "Frame",
    "Frost",
    "Galaxy",
    "Garden",
    "Gate",
    "Gauge",
    "Gear",
    "Glacier",
    "Glass",
    "Globe",
    "Glow",
  ];

  const adj = adjectives[Math.floor(Math.random() * adjectives.length)];
  const noun = nouns[Math.floor(Math.random() * nouns.length)];

  // Combine format: "amber-anchor"
  const codeName = adj.toLowerCase() + "-" + noun.toLowerCase();

  const cell = SpreadsheetApp.getActiveSpreadsheet().getActiveSheet().getActiveCell();

  // Prevent overwriting existing data accidentally
  if (cell.getValue() !== "") {
    const response = SpreadsheetApp.getUi().alert(
      "Overwrite?",
      "This cell is not empty. Replace content?",
      SpreadsheetApp.getUi().ButtonSet.YES_NO
    );
    if (response == SpreadsheetApp.getUi().Button.NO) {
      return;
    }
  }

  cell.setValue(codeName);
}