@model StoryIntelligenceProgressViewModel
@using System.Security.Claims
@inject IConfiguration Configuration
@{
    ViewData["Title"] = "Review analysis";
    var adminEmails = Configuration.GetSection("Admin:AllowedEmails").Get<string[]>() ?? [];
    var userEmail = User.FindFirstValue(ClaimTypes.Email);
    var isAdmin = !string.IsNullOrWhiteSpace(userEmail)
        && adminEmails.Any(email => string.Equals(email, userEmail, StringComparison.OrdinalIgnoreCase));
    var chaptersNeedingReview = Model.Chapters.Count(NeedsReview);
    var readyToCreate = Model.Chapters.Count(chapter => chapter.CanCommit);
}

<section class="onboarding-shell" aria-labelledby="story-review-title">
    <div class="onboarding-panel onboarding-review-panel story-review-page">
        <partial name="_OnboardingJourneyHeader" model="@(new OnboardingJourneyHeaderViewModel { CurrentStep = 8 })" />
        <div class="onboarding-copy">
            <p class="eyebrow">Step 8 of 9</p>
            <h1 id="story-review-title">Review analysis</h1>
            <p>PlotDirector has finished reading your manuscript. Review the chapter results, then create scenes when you are ready.</p>
        </div>

        @if (TempData["OnboardingStoryIntelligenceError"] is string error)
        {
            <div class="alert alert-danger">@error</div>
        }
        @if (TempData["OnboardingStoryIntelligenceMessage"] is string message)
        {
            <div class="alert alert-success">@message</div>
        }

        <section class="alert alert-info">
            Nothing is added to your project until you choose Create scenes. This step only creates scenes, summaries and supported scene notes.
        </section>

        <section class="story-review-summary" aria-label="Analysis summary">
            <div>
                <span>Chapters analysed</span>
                <strong>@Model.CompletedChapterCount of @Model.ChapterCount</strong>
            </div>
            <div>
                <span>Scenes found</span>
                <strong>@Model.TotalDetectedScenes.ToString("N0")</strong>
            </div>
            <div>
                <span>Ready to create</span>
                <strong>@readyToCreate.ToString("N0")</strong>
            </div>
            <div>
                <span>Needs review</span>
                <strong>@chaptersNeedingReview.ToString("N0")</strong>
            </div>
        </section>

        <section class="story-review-chapter-list" aria-label="Chapter review">
            @foreach (var chapter in Model.Chapters.OrderBy(chapter => chapter.ChapterNumber))
            {
                <article class="story-review-chapter-card">
                    <div class="story-review-chapter-heading">
                        <div>
                            <p class="eyebrow">Chapter @chapter.ChapterNumber</p>
                            <h2>@chapter.ChapterTitle</h2>
                        </div>
                        <strong class="@StatusClass(chapter)">@FriendlyStatus(chapter)</strong>
                    </div>

                    <div class="story-review-scene-panel">
                        <div>
                            <span>Scenes found</span>
                            <strong>@((chapter.TotalDetectedScenes ?? 0).ToString("N0"))</strong>
                        </div>
                        <div>
                            <span>Scenes ready</span>
                            <strong>@((chapter.CompletedScenes ?? 0).ToString("N0"))</strong>
                        </div>
                        <div>
                            <span>Needs review</span>
                            <strong>@(((chapter.FailedScenes ?? 0) + chapter.Blockers.Count).ToString("N0"))</strong>
                        </div>
                    </div>

                    @if (!string.IsNullOrWhiteSpace(chapter.CommitMessage))
                    {
                        <p class="story-review-note">@chapter.CommitMessage</p>
                    }

                    @if (chapter.Warnings.Count > 0)
                    {
                        <div class="story-review-note">
                            <strong>Notes</strong>
                            <ul>
                                @foreach (var warning in chapter.Warnings)
                                {
                                    <li>@warning</li>
                                }
                            </ul>
                        </div>
                    }

                    @if (chapter.Blockers.Count > 0)
                    {
                        <div class="story-review-note story-review-note--warning">
                            <strong>Before scenes can be created</strong>
                            <ul>
                                @foreach (var blocker in chapter.Blockers)
                                {
                                    <li>@blocker</li>
                                }
                            </ul>
                        </div>
                    }

                    @if (!string.IsNullOrWhiteSpace(chapter.ErrorMessage))
                    {
                        <p class="story-review-note story-review-note--warning">@chapter.ErrorMessage</p>
                    }

                    <div class="story-review-card-actions">
                        @if (chapter.HasCompletedCommit)
                        {
                            <button class="btn btn-outline-secondary" type="button" disabled>@chapter.ScenesCreated.ToString("N0") scene(s) created</button>
                        }
                        else if (chapter.CanCommit && Model.BatchID.HasValue)
                        {
                            <form asp-action="CommitStoryIntelligence" method="post">
                                <input type="hidden" name="batchId" value="@Model.BatchID" />
                                <input type="hidden" name="runId" value="@chapter.RunID" />
                                <button class="btn btn-primary" type="submit">Create scenes</button>
                            </form>
                        }
                        else if (chapter.IsActive && Model.BatchID.HasValue)
                        {
                            <a class="btn btn-outline-secondary" asp-action="StoryIntelligenceProgress" asp-route-batchId="@Model.BatchID">View progress</a>
                        }
                        else
                        {
                            <button class="btn btn-outline-secondary" type="button" disabled>Needs attention</button>
                        }
                    </div>

                    @if (isAdmin)
                    {
                        <details class="story-review-admin">
                            <summary>Admin diagnostics</summary>
                            <dl>
                                <div><dt>Run ID</dt><dd>@chapter.RunID</dd></div>
                                <div><dt>Status</dt><dd>@chapter.Status</dd></div>
                                <div><dt>Stage</dt><dd>@(chapter.CurrentStage ?? "-")</dd></div>
                                <div><dt>Failure stage</dt><dd>@(chapter.FailureStage ?? "-")</dd></div>
                                <div><dt>Tokens</dt><dd>@(chapter.TotalTokens?.ToString("N0") ?? "-")</dd></div>
                            </dl>
                        </details>
                    }
                </article>
            }
        </section>

        <div class="onboarding-actions">
            @if (Model.BatchID.HasValue)
            {
                <a class="btn btn-outline-secondary" asp-action="StoryIntelligenceProgress" asp-route-batchId="@Model.BatchID">View progress</a>
            }
            <form asp-action="ScanManuscript" method="post">
                <button class="btn btn-outline-secondary" type="submit">Scan manuscript again</button>
            </form>
        </div>
    </div>
</section>

@functions {
    private static bool NeedsReview(StoryIntelligenceOnboardingChapterViewModel chapter)
        => chapter.IsFailed
            || (chapter.FailedScenes ?? 0) > 0
            || chapter.Blockers.Count > 0
            || (!chapter.CanCommit && !chapter.HasCompletedCommit && chapter.IsRunComplete);

    private static string FriendlyStatus(StoryIntelligenceOnboardingChapterViewModel chapter)
    {
        if (chapter.HasCompletedCommit)
        {
            return "Scenes created";
        }

        if (chapter.CanCommit)
        {
            return chapter.Warnings.Count > 0 ? "Ready with notes" : "Ready to create";
        }

        return chapter.Status switch
        {
            StoryIntelligenceRunStatuses.Pending => "Waiting",
            StoryIntelligenceRunStatuses.Running => "Reading",
            StoryIntelligenceRunStatuses.Completed => "Needs attention",
            StoryIntelligenceRunStatuses.CompletedWithWarnings => "Needs attention",
            StoryIntelligenceRunStatuses.Failed => "Needs review",
            StoryIntelligenceRunStatuses.Cancelled => "Cancelled",
            _ => "Needs attention"
        };
    }

    private static string StatusClass(StoryIntelligenceOnboardingChapterViewModel chapter)
    {
        if (chapter.HasCompletedCommit)
        {
            return "story-review-status story-review-status--created";
        }

        if (chapter.CanCommit)
        {
            return "story-review-status story-review-status--ready";
        }

        return chapter.IsActive
            ? "story-review-status story-review-status--active"
            : "story-review-status story-review-status--warning";
    }
}