Mike Fairbrother

<?php

namespace App\Services;

class SprintAnalyser
{
    public function __construct(
        private readonly AdoClient $ado,
        private readonly AiService $ai
    ) {}

    public function analyse(Sprint $sprint): SprintInsights
    {
        $workItems = $this->ado->getSprintWorkItems($sprint);
        $velocity = $this->calculateVelocity($workItems);

        return new SprintInsights(
            velocity: $velocity,
            completion: $this->getCompletionRate($workItems),
            risks: $this->ai->identifyRisks($workItems),
            suggestions: $this->ai->suggestImprovements($velocity)
        );
    }

    private function calculateVelocity(array $items): float
    {
        return array_sum(
            array_map(
                fn($item) => $item->storyPoints ?? 0,
                array_filter($items, fn($i) => $i->isComplete())
            )
        );
    }
}