using ImGuiNET;
using OrangeGuidanceTomestone.Helpers;

namespace OrangeGuidanceTomestone.Ui.MainWindowTabs;

internal class Settings : ITab {
    public string Name => "Settings";

    private Plugin Plugin { get; }
    private string _extraCode = string.Empty;

    internal Settings(Plugin plugin) {
        this.Plugin = plugin;
    }

    public void Dispose() {
    }

    public void Draw() {
        ImGui.PushTextWrapPos();

        var anyChanged = false;
        var vfx = false;

        anyChanged |= vfx |= ImGui.Checkbox("Disable in trials", ref this.Plugin.Config.DisableTrials);
        anyChanged |= vfx |= ImGui.Checkbox("Disable in Deep Dungeons", ref this.Plugin.Config.DisableDeepDungeon);
        anyChanged |= vfx |= ImGui.Checkbox("Remove glow effect from signs", ref this.Plugin.Config.RemoveGlow);

        var glyph = this.Plugin.Config.DefaultGlyph + 1;
        if (ImGui.InputInt("Default glyph", ref glyph)) {
            this.Plugin.Config.DefaultGlyph = Math.Min(4, Math.Max(0, glyph - 1));
            anyChanged = true;
        }

        if (ImGui.CollapsingHeader("Viewer settings")) {
            anyChanged |= ImGui.SliderFloat("Viewer opacity", ref this.Plugin.Config.ViewerOpacity, 0f, 100.0f, $"{this.Plugin.Config.ViewerOpacity:N3}%%");
            anyChanged |= ImGui.Checkbox("Open the viewer automatically when near a sign", ref this.Plugin.Config.AutoViewer);
            anyChanged |= ImGui.Checkbox("Close the viewer automatically when no signs are nearby", ref this.Plugin.Config.AutoViewerClose);

            if (this.Plugin.Config.AutoViewerClose) {
                ImGui.TreePush();
                anyChanged |= ImGui.Checkbox("Hide viewer titlebar", ref this.Plugin.Config.HideTitlebar);
                ImGui.TreePop();
            }

            anyChanged |= ImGui.Checkbox("Lock viewer in place", ref this.Plugin.Config.LockViewer);
            anyChanged |= ImGui.Checkbox("Click through viewer", ref this.Plugin.Config.ClickThroughViewer);
        }

        if (anyChanged) {
            this.Plugin.SaveConfig();
        }

        if (vfx) {
            this.Plugin.Messages.RemoveVfx();
            this.Plugin.Messages.Clear();
            this.Plugin.Messages.SpawnVfx();
        }

        this.ExtraCodeInput();
        this.DeleteAccountButton();

        ImGui.PopTextWrapPos();
    }

    private void ExtraCodeInput() {
        ImGui.InputText("Extra code", ref this._extraCode, 128);
        if (!ImGui.Button("Claim")) {
            return;
        }

        var code = this._extraCode;
        Task.Run(async () => {
            var resp = await ServerHelper.SendRequest(
                this.Plugin.Config.ApiKey,
                HttpMethod.Post,
                "/claim",
                null,
                new StringContent(code)
            );

            if (resp.IsSuccessStatusCode) {
                this._extraCode = string.Empty;
                var text = await resp.Content.ReadAsStringAsync();
                if (uint.TryParse(text, out var extra)) {
                    this.Plugin.Ui.MainWindow.ExtraMessages = extra;
                    this.Plugin.Ui.ShowModal($"Code claimed.\n\nYou can now post up to {10 + extra:N0} messages.");
                } else {
                    this.Plugin.Ui.ShowModal("Code claimed but the server gave an unexpected response.");
                }
            } else {
                this.Plugin.Ui.ShowModal("Invalid code.");
            }
        });
    }

    private void DeleteAccountButton() {
        var ctrl = ImGui.GetIO().KeyCtrl;
        if (!ctrl) {
            ImGui.BeginDisabled();
        }

        if (ImGui.Button("Delete account")) {
            Task.Run(async () => {
                var resp = await ServerHelper.SendRequest(
                    this.Plugin.Config.ApiKey,
                    HttpMethod.Delete,
                    "/account"
                );

                if (resp.IsSuccessStatusCode) {
                    this.Plugin.Config.ApiKey = string.Empty;
                    this.Plugin.SaveConfig();
                }
            });
        }

        if (!ctrl) {
            ImGui.EndDisabled();
        }

        ImGui.SameLine();
        ImGuiExt.HelpIcon("Hold Ctrl to enable delete button.");

        ImGui.TextUnformatted("This will delete all your messages and votes.");
    }
}