Jānis Kacēns
77 lines
1.7 KiB
Go
77 lines
1.7 KiB
Go
package handlers
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import (
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"log/slog"
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"net/http"
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"qbank/internal/auth"
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"qbank/internal/db"
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"qbank/internal/models"
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)
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type HistoryHandler struct {
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auth *auth.Manager
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repo *db.Repo
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render *Renderer
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}
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func NewHistoryHandler(a *auth.Manager, repo *db.Repo, r *Renderer) *HistoryHandler {
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return &HistoryHandler{auth: a, repo: repo, render: r}
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}
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// TestHistoryItem pairs a test with its correct-answer count.
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type TestHistoryItem struct {
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*models.Test
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NCorrect int
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}
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func (h *HistoryHandler) Handle(w http.ResponseWriter, r *http.Request) {
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user := auth.UserFromCtx(r.Context())
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tests, err := h.repo.ListTestsForUser(user.ID)
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if err != nil {
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slog.Error("list tests for history", "err", err)
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HTTPError(w, http.StatusInternalServerError)
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return
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}
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correctCounts, err := h.repo.GetCorrectCountsForUser(user.ID)
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if err != nil {
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slog.Error("get correct counts", "err", err)
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HTTPError(w, http.StatusInternalServerError)
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return
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}
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items := make([]TestHistoryItem, 0, len(tests))
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for _, t := range tests {
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if !t.CompletedAt.Valid {
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continue // skip in-progress tests
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}
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items = append(items, TestHistoryItem{
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Test: t,
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NCorrect: correctCounts[t.ID],
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})
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}
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totalCorrect, totalAnswered, err := h.repo.GetAggregateStats(user.ID)
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if err != nil {
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slog.Error("get aggregate stats", "err", err)
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HTTPError(w, http.StatusInternalServerError)
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return
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}
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weakSpots, err := h.repo.GetWeakSpots(user.ID)
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if err != nil {
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slog.Error("get weak spots", "err", err)
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HTTPError(w, http.StatusInternalServerError)
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return
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}
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data := BaseData(h.auth, r)
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data["Items"] = items
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data["TotalCorrect"] = totalCorrect
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data["TotalAnswered"] = totalAnswered
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data["WeakSpots"] = weakSpots
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h.render.Render(w, http.StatusOK, "history", data)
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}
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