#region Setup
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using ChartForgeX.Core;
using ChartForgeX.Primitives;
using ChartForgeX.Rendering;
using ChartForgeX.Themes;
using ChartForgeX.Topology;
using ChartForgeX.Typography;
using ChartForgeX.VisualArtifacts;
using ChartForgeX.VisualBlocks;

var mode = VisualThemeMode.Dark;
var theme = VisualTheme.Graphite();
var model = WordCloudRecipe.Create("compact", mode);
var context = new VisualRenderContext(
    new VisualLayoutOptions(new VisualSize(360, 360)), theme, mode,
    new VisualFrame("Topics in service observations", "", showLegend: null, showSurface: false));
var prepared = model.Prepare(context);
File.WriteAllText("visual.svg", prepared.ToSvg());
File.WriteAllBytes("visual.png", prepared.ToPng());
File.WriteAllText("visual.html", prepared.ToArtifact("example", VisualArtifactKind.Chart).ToHtmlPage());
#endregion

/// <summary>Deterministic placement of weighted service-observation terms.</summary>
public static class WordCloudRecipe {
    public static Chart Create(string variant = "wide", VisualThemeMode mode = VisualThemeMode.Light) {
        // How often each topic appeared in a quarter of service review notes.
        var terms = new (string Text, double Mentions)[] {
            ("Availability", 96), ("Identity", 81), ("Latency", 74), ("Network", 69), ("Storage", 61), ("Recovery", 57),
            ("Capacity", 52), ("Backups", 47), ("Certificates", 44), ("Patching", 41), ("Monitoring", 38), ("Access reviews", 35),
            ("DNS", 33), ("Licensing", 30), ("Firewall", 28), ("Replication", 26), ("Alerts", 24), ("Onboarding", 22),
            ("Encryption", 20), ("Audit", 19), ("Change control", 18), ("Escalation", 16), ("Runbooks", 15), ("MFA", 14),
            ("Retention", 13), ("Cost", 12), ("Vendors", 11), ("Training", 10), ("Load balancing", 9), ("Failover", 9),
            ("Inventory", 8), ("Tickets", 8), ("Compliance", 7), ("Endpoints", 7), ("Mail flow", 6), ("Quotas", 6)
        };
        var count = variant == "compact" ? 20 : terms.Length;
        return Chart.Create().AddWordCloud("Mentions", terms.Take(count).Select(term => new ChartWordCloudItem(term.Text, term.Mentions)).ToArray());
    }
}