from pathlib import Path

import matplotlib.pyplot as plt

weeks = ["Week 1", "Week 2", "Week 3", "Week 4", "Week 5", "Week 6"]
tickets_closed = [42, 38, 47, 55, 61, 58]

fig, ax = plt.subplots(figsize=(8, 4.5), layout="constrained")

ax.plot(weeks, tickets_closed, marker="o", linewidth=2)
ax.set(
    title="Support tickets closed by week",
    xlabel="Week",
    ylabel="Tickets closed",
)
ax.grid(axis="y", alpha=0.3)

output = Path("support-tickets-line-chart.png")
fig.savefig(output, dpi=120)
plt.close(fig)

print(f"Saved {output} from {len(tickets_closed)} points.")