feat(backend): add admin pages for submissions

7 files changed, 269 insertions, 0 deletions

diff --git a/backend/admin/handler.go b/backend/admin/handler.go
index 2a50cb0..5316250 100644
--- a/backend/admin/handler.go
+++ b/backend/admin/handler.go
@@ -68,6 +68,8 @@ func (h *Handler) RegisterHandlers(g *echo.Group) {
 	g.GET("/games/:gameID", h.getGameEdit)
 	g.POST("/games/:gameID", h.postGameEdit)
 	g.POST("/games/:gameID/start", h.postGameStart)
+	g.GET("/games/:gameID/submissions", h.getSubmissions)
+	g.GET("/games/:gameID/submissions/:submissionID", h.getSubmissionDetail)
 
 	g.GET("/problems", h.getProblems)
 	g.GET("/problems/new", h.getProblemNew)
@@ -576,6 +578,87 @@ func (h *Handler) postGameStart(c echo.Context) error {
 	return c.Redirect(http.StatusSeeOther, h.conf.BasePath+"admin/games")
 }
 
+func (h *Handler) getSubmissions(c echo.Context) error {
+	gameID, err := strconv.Atoi(c.Param("gameID"))
+	if err != nil {
+		return echo.NewHTTPError(http.StatusBadRequest, "Invalid game_id")
+	}
+
+	submissions, err := h.q.GetSubmissionsByGameID(c.Request().Context(), int32(gameID))
+	if err != nil {
+		return echo.NewHTTPError(http.StatusInternalServerError, err.Error())
+	}
+
+	entries := make([]echo.Map, len(submissions))
+	for i, r := range submissions {
+		entries[i] = echo.Map{
+			"SubmissionID": r.SubmissionID,
+			"UserID":       r.UserID,
+			"Status":       r.Status,
+			"CodeSize":     r.CodeSize,
+			"CreatedAt":    r.CreatedAt.Time.In(jst).Format("2006-01-02T15:04"),
+		}
+	}
+
+	return c.Render(http.StatusOK, "submissions", echo.Map{
+		"BasePath":    h.conf.BasePath,
+		"Title":       "Submissions",
+		"GameID":      gameID,
+		"Submissions": entries,
+	})
+}
+
+func (h *Handler) getSubmissionDetail(c echo.Context) error {
+	gameID, err := strconv.Atoi(c.Param("gameID"))
+	if err != nil {
+		return echo.NewHTTPError(http.StatusBadRequest, "Invalid game_id")
+	}
+
+	submissionID, err := strconv.Atoi(c.Param("submissionID"))
+	if err != nil {
+		return echo.NewHTTPError(http.StatusBadRequest, "Invalid submission_id")
+	}
+
+	submission, err := h.q.GetSubmissionByID(c.Request().Context(), int32(submissionID))
+	if err != nil {
+		if errors.Is(err, pgx.ErrNoRows) {
+			return echo.NewHTTPError(http.StatusNotFound)
+		}
+		return echo.NewHTTPError(http.StatusInternalServerError, err.Error())
+	}
+
+	testcaseResultRows, err := h.q.GetTestcaseResultsBySubmissionID(c.Request().Context(), int32(submissionID))
+	if err != nil {
+		return echo.NewHTTPError(http.StatusInternalServerError, err.Error())
+	}
+	testcaseResults := make([]echo.Map, len(testcaseResultRows))
+	for i, r := range testcaseResultRows {
+		testcaseResults[i] = echo.Map{
+			"TestcaseResultID": r.TestcaseResultID,
+			"TestcaseID":       r.TestcaseID,
+			"Status":           r.Status,
+			"CreatedAt":        r.CreatedAt.Time.In(jst).Format("2006-01-02T15:04"),
+			"Stdout":           r.Stdout,
+			"Stderr":           r.Stderr,
+		}
+	}
+
+	return c.Render(http.StatusOK, "submission_detail", echo.Map{
+		"BasePath": h.conf.BasePath,
+		"Title":    "Submission Detail",
+		"GameID":   gameID,
+		"Submission": echo.Map{
+			"SubmissionID": submission.SubmissionID,
+			"UserID":       submission.UserID,
+			"Status":       submission.Status,
+			"CodeSize":     submission.CodeSize,
+			"CreatedAt":    submission.CreatedAt.Time.In(jst).Format("2006-01-02T15:04"),
+			"Code":         submission.Code,
+		},
+		"TestcaseResults": testcaseResults,
+	})
+}
+
 func (h *Handler) getProblems(c echo.Context) error {
 	rows, err := h.q.ListProblems(c.Request().Context())
 	if err != nil {
diff --git a/backend/admin/templates/game_edit.html b/backend/admin/templates/game_edit.html
index b171343..a6900e8 100644
--- a/backend/admin/templates/game_edit.html
+++ b/backend/admin/templates/game_edit.html
@@ -66,4 +66,7 @@
     <button type="submit" formaction="{{ .BasePath }}admin/games/{{ .Game.GameID }}/start">Start</button>
   </div>
 </form>
+<div>
+  <a href="{{ .BasePath }}admin/games/{{ .Game.GameID }}/submissions">View Submissions</a>
+</div>
 {{ end }}
diff --git a/backend/admin/templates/games.html b/backend/admin/templates/games.html
index d642f07..63f27b7 100644
--- a/backend/admin/templates/games.html
+++ b/backend/admin/templates/games.html
@@ -21,6 +21,7 @@
         {{ if .IsPublic }}
           <li><a href="{{ $.BasePath }}golf/{{ .GameID }}/watch">Watch</a></li>
         {{ end }}
+        <li><a href="{{ $.BasePath }}admin/games/{{ .GameID }}/submissions">Submissions</a></li>
       </ul>
     </li>
   {{ end }}
diff --git a/backend/admin/templates/submission_detail.html b/backend/admin/templates/submission_detail.html
new file mode 100644
index 0000000..406c0b4
--- /dev/null
+++ b/backend/admin/templates/submission_detail.html
@@ -0,0 +1,37 @@
+{{ template "base.html" . }}
+
+{{ define "breadcrumb" }}
+<a href="{{ .BasePath }}admin/dashboard">Dashboard</a> |
+<a href="{{ .BasePath }}admin/games">Games</a> |
+<a href="{{ .BasePath }}admin/games/{{ .GameID }}">Game {{ .GameID }}</a> |
+<a href="{{ .BasePath }}admin/games/{{ .GameID }}/submissions">Submissions</a>
+{{ end }}
+
+{{ define "content" }}
+<h2>Submission {{ .Submission.SubmissionID }}</h2>
+
+<h3>Basics</h3>
+<ul>
+  <li>User: {{ .Submission.UserID }}</li>
+  <li>Status: {{ .Submission.Status }}</li>
+  <li>Code Size: {{ .Submission.CodeSize }}</li>
+  <li>Created At: {{ .Submission.CreatedAt }}</li>
+</ul>
+
+<h3>Code</h3>
+<pre><code>{{ .Submission.Code }}</code></pre>
+
+<h3>Testcase Results</h3>
+{{ range .TestcaseResults }}
+  <h4>Testcase Result {{ .TestcaseResultID }}</h4>
+  <ul>
+    <li>Testcase ID: {{ .TestcaseID }}</li>
+    <li>Status: {{ .Status }}</li>
+    <li>Created At: {{ .CreatedAt }}</li>
+  </ul>
+  <h5>Stdout</h5>
+  <pre><code>{{ .Stdout }}</code></pre>
+  <h5>Stderr</h5>
+  <pre><code>{{ .Stderr }}</code></pre>
+{{ end }}
+{{ end }}
diff --git a/backend/admin/templates/submissions.html b/backend/admin/templates/submissions.html
new file mode 100644
index 0000000..6870c2a
--- /dev/null
+++ b/backend/admin/templates/submissions.html
@@ -0,0 +1,35 @@
+{{ template "base.html" . }}
+
+{{ define "breadcrumb" }}
+<a href="{{ .BasePath }}admin/dashboard">Dashboard</a> |
+<a href="{{ .BasePath }}admin/games">Games</a> |
+<a href="{{ .BasePath }}admin/games/{{ .GameID }}">Game {{ .GameID }}</a>
+{{ end }}
+
+{{ define "content" }}
+<h2>Submissions for Game {{ .GameID }}</h2>
+<table>
+  <thead>
+    <tr>
+      <th>ID</th>
+      <th>User</th>
+      <th>Status</th>
+      <th>Code Size</th>
+      <th>Created At</th>
+      <th>View</th>
+    </tr>
+  </thead>
+  <tbody>
+    {{ range .Submissions }}
+      <tr>
+        <td>{{ .SubmissionID }}</td>
+        <td>{{ .UserID }}</td>
+        <td>{{ .Status }}</td>
+        <td>{{ .CodeSize }}</td>
+        <td>{{ .CreatedAt }}</td>
+        <td><a href="{{ $.BasePath }}admin/games/{{ $.GameID }}/submissions/{{ .SubmissionID }}">View</a></td>
+      </tr>
+    {{ end }}
+  </tbody>
+</table>
+{{ end }}
diff --git a/backend/db/query.sql.go b/backend/db/query.sql.go
index 05c841d..e807be4 100644
--- a/backend/db/query.sql.go
+++ b/backend/db/query.sql.go
@@ -500,6 +500,63 @@ func (q *Queries) GetRanking(ctx context.Context, gameID int32) ([]GetRankingRow
 	return items, nil
 }
 
+const getSubmissionByID = `-- name: GetSubmissionByID :one
+SELECT submission_id, game_id, user_id, code, code_size, status, created_at
+FROM submissions
+WHERE submission_id = $1
+LIMIT 1
+`
+
+func (q *Queries) GetSubmissionByID(ctx context.Context, submissionID int32) (Submission, error) {
+	row := q.db.QueryRow(ctx, getSubmissionByID, submissionID)
+	var i Submission
+	err := row.Scan(
+		&i.SubmissionID,
+		&i.GameID,
+		&i.UserID,
+		&i.Code,
+		&i.CodeSize,
+		&i.Status,
+		&i.CreatedAt,
+	)
+	return i, err
+}
+
+const getSubmissionsByGameID = `-- name: GetSubmissionsByGameID :many
+SELECT submission_id, game_id, user_id, code, code_size, status, created_at
+FROM submissions
+WHERE game_id = $1
+ORDER BY created_at DESC
+`
+
+func (q *Queries) GetSubmissionsByGameID(ctx context.Context, gameID int32) ([]Submission, error) {
+	rows, err := q.db.Query(ctx, getSubmissionsByGameID, gameID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []Submission
+	for rows.Next() {
+		var i Submission
+		if err := rows.Scan(
+			&i.SubmissionID,
+			&i.GameID,
+			&i.UserID,
+			&i.Code,
+			&i.CodeSize,
+			&i.Status,
+			&i.CreatedAt,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
 const getTestcaseByID = `-- name: GetTestcaseByID :one
 SELECT testcase_id, problem_id, stdin, stdout FROM testcases
 WHERE testcase_id = $1
@@ -518,6 +575,41 @@ func (q *Queries) GetTestcaseByID(ctx context.Context, testcaseID int32) (Testca
 	return i, err
 }
 
+const getTestcaseResultsBySubmissionID = `-- name: GetTestcaseResultsBySubmissionID :many
+SELECT testcase_result_id, submission_id, testcase_id, status, stdout, stderr, created_at
+FROM testcase_results
+WHERE submission_id = $1
+ORDER BY created_at
+`
+
+func (q *Queries) GetTestcaseResultsBySubmissionID(ctx context.Context, submissionID int32) ([]TestcaseResult, error) {
+	rows, err := q.db.Query(ctx, getTestcaseResultsBySubmissionID, submissionID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []TestcaseResult
+	for rows.Next() {
+		var i TestcaseResult
+		if err := rows.Scan(
+			&i.TestcaseResultID,
+			&i.SubmissionID,
+			&i.TestcaseID,
+			&i.Status,
+			&i.Stdout,
+			&i.Stderr,
+			&i.CreatedAt,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
 const getUserAuthByUsername = `-- name: GetUserAuthByUsername :one
 SELECT users.user_id, username, display_name, icon_path, is_admin, label, created_at, user_auth_id, user_auths.user_id, auth_type, password_hash FROM users
 JOIN user_auths ON users.user_id = user_auths.user_id
diff --git a/backend/query.sql b/backend/query.sql
index 9baf593..0d84652 100644
--- a/backend/query.sql
+++ b/backend/query.sql
@@ -258,3 +258,21 @@ WHERE testcase_id = $1;
 -- name: DeleteTestcase :exec
 DELETE FROM testcases
 WHERE testcase_id = $1;
+
+-- name: GetSubmissionsByGameID :many
+SELECT *
+FROM submissions
+WHERE game_id = $1
+ORDER BY created_at DESC;
+
+-- name: GetSubmissionByID :one
+SELECT *
+FROM submissions
+WHERE submission_id = $1
+LIMIT 1;
+
+-- name: GetTestcaseResultsBySubmissionID :many
+SELECT *
+FROM testcase_results
+WHERE submission_id = $1
+ORDER BY created_at;