|
| 1 | +package github |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "encoding/json" |
| 6 | + "fmt" |
| 7 | + "io" |
| 8 | + "net/http" |
| 9 | + "time" |
| 10 | + |
| 11 | + "github.com/github/github-mcp-server/pkg/translations" |
| 12 | + "github.com/google/go-github/v69/github" |
| 13 | + "github.com/mark3labs/mcp-go/mcp" |
| 14 | + "github.com/mark3labs/mcp-go/server" |
| 15 | +) |
| 16 | + |
| 17 | +// getNotifications creates a tool to list notifications for the current user. |
| 18 | +func getNotifications(client *github.Client, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) { |
| 19 | + return mcp.NewTool("get_notifications", |
| 20 | + mcp.WithDescription(t("TOOL_GET_NOTIFICATIONS_DESCRIPTION", "Get notifications for the authenticated GitHub user")), |
| 21 | + mcp.WithBoolean("all", |
| 22 | + mcp.Description("If true, show notifications marked as read. Default: false"), |
| 23 | + ), |
| 24 | + mcp.WithBoolean("participating", |
| 25 | + mcp.Description("If true, only shows notifications in which the user is directly participating or mentioned. Default: false"), |
| 26 | + ), |
| 27 | + mcp.WithString("since", |
| 28 | + mcp.Description("Only show notifications updated after the given time (ISO 8601 format)"), |
| 29 | + ), |
| 30 | + mcp.WithString("before", |
| 31 | + mcp.Description("Only show notifications updated before the given time (ISO 8601 format)"), |
| 32 | + ), |
| 33 | + mcp.WithNumber("per_page", |
| 34 | + mcp.Description("Results per page (max 100). Default: 30"), |
| 35 | + ), |
| 36 | + mcp.WithNumber("page", |
| 37 | + mcp.Description("Page number of the results to fetch. Default: 1"), |
| 38 | + ), |
| 39 | + ), |
| 40 | + func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) { |
| 41 | + // Extract optional parameters with defaults |
| 42 | + all, err := optionalParamWithDefault[bool](request, "all", false) |
| 43 | + if err != nil { |
| 44 | + return mcp.NewToolResultError(err.Error()), nil |
| 45 | + } |
| 46 | + |
| 47 | + participating, err := optionalParamWithDefault[bool](request, "participating", false) |
| 48 | + if err != nil { |
| 49 | + return mcp.NewToolResultError(err.Error()), nil |
| 50 | + } |
| 51 | + |
| 52 | + since, err := optionalParam[string](request, "since") |
| 53 | + if err != nil { |
| 54 | + return mcp.NewToolResultError(err.Error()), nil |
| 55 | + } |
| 56 | + |
| 57 | + before, err := optionalParam[string](request, "before") |
| 58 | + if err != nil { |
| 59 | + return mcp.NewToolResultError(err.Error()), nil |
| 60 | + } |
| 61 | + |
| 62 | + perPage, err := optionalIntParamWithDefault(request, "per_page", 30) |
| 63 | + if err != nil { |
| 64 | + return mcp.NewToolResultError(err.Error()), nil |
| 65 | + } |
| 66 | + |
| 67 | + page, err := optionalIntParamWithDefault(request, "page", 1) |
| 68 | + if err != nil { |
| 69 | + return mcp.NewToolResultError(err.Error()), nil |
| 70 | + } |
| 71 | + |
| 72 | + // Build options |
| 73 | + opts := &github.NotificationListOptions{ |
| 74 | + All: all, |
| 75 | + Participating: participating, |
| 76 | + ListOptions: github.ListOptions{ |
| 77 | + Page: page, |
| 78 | + PerPage: perPage, |
| 79 | + }, |
| 80 | + } |
| 81 | + |
| 82 | + // Parse time parameters if provided |
| 83 | + if since != "" { |
| 84 | + sinceTime, err := time.Parse(time.RFC3339, since) |
| 85 | + if err != nil { |
| 86 | + return mcp.NewToolResultError(fmt.Sprintf("invalid since time format, should be RFC3339/ISO8601: %v", err)), nil |
| 87 | + } |
| 88 | + opts.Since = sinceTime |
| 89 | + } |
| 90 | + |
| 91 | + if before != "" { |
| 92 | + beforeTime, err := time.Parse(time.RFC3339, before) |
| 93 | + if err != nil { |
| 94 | + return mcp.NewToolResultError(fmt.Sprintf("invalid before time format, should be RFC3339/ISO8601: %v", err)), nil |
| 95 | + } |
| 96 | + opts.Before = beforeTime |
| 97 | + } |
| 98 | + |
| 99 | + // Call GitHub API |
| 100 | + notifications, resp, err := client.Activity.ListNotifications(ctx, opts) |
| 101 | + if err != nil { |
| 102 | + return nil, fmt.Errorf("failed to get notifications: %w", err) |
| 103 | + } |
| 104 | + defer func() { _ = resp.Body.Close() }() |
| 105 | + |
| 106 | + if resp.StatusCode != http.StatusOK { |
| 107 | + body, err := io.ReadAll(resp.Body) |
| 108 | + if err != nil { |
| 109 | + return nil, fmt.Errorf("failed to read response body: %w", err) |
| 110 | + } |
| 111 | + return mcp.NewToolResultError(fmt.Sprintf("failed to get notifications: %s", string(body))), nil |
| 112 | + } |
| 113 | + |
| 114 | + // Marshal response to JSON |
| 115 | + r, err := json.Marshal(notifications) |
| 116 | + if err != nil { |
| 117 | + return nil, fmt.Errorf("failed to marshal response: %w", err) |
| 118 | + } |
| 119 | + |
| 120 | + return mcp.NewToolResultText(string(r)), nil |
| 121 | + } |
| 122 | +} |
| 123 | + |
| 124 | +// markNotificationRead creates a tool to mark a notification as read. |
| 125 | +func markNotificationRead(client *github.Client, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) { |
| 126 | + return mcp.NewTool("mark_notification_read", |
| 127 | + mcp.WithDescription(t("TOOL_MARK_NOTIFICATION_READ_DESCRIPTION", "Mark a notification as read")), |
| 128 | + mcp.WithString("threadID", |
| 129 | + mcp.Required(), |
| 130 | + mcp.Description("The ID of the notification thread"), |
| 131 | + ), |
| 132 | + ), |
| 133 | + func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) { |
| 134 | + threadID, err := requiredParam[string](request, "threadID") |
| 135 | + if err != nil { |
| 136 | + return mcp.NewToolResultError(err.Error()), nil |
| 137 | + } |
| 138 | + |
| 139 | + resp, err := client.Activity.MarkThreadRead(ctx, threadID) |
| 140 | + if err != nil { |
| 141 | + return nil, fmt.Errorf("failed to mark notification as read: %w", err) |
| 142 | + } |
| 143 | + defer func() { _ = resp.Body.Close() }() |
| 144 | + |
| 145 | + if resp.StatusCode != http.StatusResetContent && resp.StatusCode != http.StatusOK { |
| 146 | + body, err := io.ReadAll(resp.Body) |
| 147 | + if err != nil { |
| 148 | + return nil, fmt.Errorf("failed to read response body: %w", err) |
| 149 | + } |
| 150 | + return mcp.NewToolResultError(fmt.Sprintf("failed to mark notification as read: %s", string(body))), nil |
| 151 | + } |
| 152 | + |
| 153 | + return mcp.NewToolResultText("Notification marked as read"), nil |
| 154 | + } |
| 155 | +} |
| 156 | + |
| 157 | +// markAllNotificationsRead creates a tool to mark all notifications as read. |
| 158 | +func markAllNotificationsRead(client *github.Client, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) { |
| 159 | + return mcp.NewTool("mark_all_notifications_read", |
| 160 | + mcp.WithDescription(t("TOOL_MARK_ALL_NOTIFICATIONS_READ_DESCRIPTION", "Mark all notifications as read")), |
| 161 | + mcp.WithString("lastReadAt", |
| 162 | + mcp.Description("Describes the last point that notifications were checked (optional). Default: Now"), |
| 163 | + ), |
| 164 | + ), |
| 165 | + func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) { |
| 166 | + lastReadAt, err := optionalParam[string](request, "lastReadAt") |
| 167 | + if err != nil { |
| 168 | + return mcp.NewToolResultError(err.Error()), nil |
| 169 | + } |
| 170 | + |
| 171 | + var markReadOptions github.Timestamp |
| 172 | + if lastReadAt != "" { |
| 173 | + lastReadTime, err := time.Parse(time.RFC3339, lastReadAt) |
| 174 | + if err != nil { |
| 175 | + return mcp.NewToolResultError(fmt.Sprintf("invalid lastReadAt time format, should be RFC3339/ISO8601: %v", err)), nil |
| 176 | + } |
| 177 | + markReadOptions = github.Timestamp{ |
| 178 | + Time: lastReadTime, |
| 179 | + } |
| 180 | + } |
| 181 | + |
| 182 | + resp, err := client.Activity.MarkNotificationsRead(ctx, markReadOptions) |
| 183 | + if err != nil { |
| 184 | + return nil, fmt.Errorf("failed to mark all notifications as read: %w", err) |
| 185 | + } |
| 186 | + defer func() { _ = resp.Body.Close() }() |
| 187 | + |
| 188 | + if resp.StatusCode != http.StatusResetContent && resp.StatusCode != http.StatusOK { |
| 189 | + body, err := io.ReadAll(resp.Body) |
| 190 | + if err != nil { |
| 191 | + return nil, fmt.Errorf("failed to read response body: %w", err) |
| 192 | + } |
| 193 | + return mcp.NewToolResultError(fmt.Sprintf("failed to mark all notifications as read: %s", string(body))), nil |
| 194 | + } |
| 195 | + |
| 196 | + return mcp.NewToolResultText("All notifications marked as read"), nil |
| 197 | + } |
| 198 | +} |
| 199 | + |
| 200 | +// getNotificationThread creates a tool to get a specific notification thread. |
| 201 | +func getNotificationThread(client *github.Client, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) { |
| 202 | + return mcp.NewTool("get_notification_thread", |
| 203 | + mcp.WithDescription(t("TOOL_GET_NOTIFICATION_THREAD_DESCRIPTION", "Get a specific notification thread")), |
| 204 | + mcp.WithString("threadID", |
| 205 | + mcp.Required(), |
| 206 | + mcp.Description("The ID of the notification thread"), |
| 207 | + ), |
| 208 | + ), |
| 209 | + func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) { |
| 210 | + threadID, err := requiredParam[string](request, "threadID") |
| 211 | + if err != nil { |
| 212 | + return mcp.NewToolResultError(err.Error()), nil |
| 213 | + } |
| 214 | + |
| 215 | + thread, resp, err := client.Activity.GetThread(ctx, threadID) |
| 216 | + if err != nil { |
| 217 | + return nil, fmt.Errorf("failed to get notification thread: %w", err) |
| 218 | + } |
| 219 | + defer func() { _ = resp.Body.Close() }() |
| 220 | + |
| 221 | + if resp.StatusCode != http.StatusOK { |
| 222 | + body, err := io.ReadAll(resp.Body) |
| 223 | + if err != nil { |
| 224 | + return nil, fmt.Errorf("failed to read response body: %w", err) |
| 225 | + } |
| 226 | + return mcp.NewToolResultError(fmt.Sprintf("failed to get notification thread: %s", string(body))), nil |
| 227 | + } |
| 228 | + |
| 229 | + r, err := json.Marshal(thread) |
| 230 | + if err != nil { |
| 231 | + return nil, fmt.Errorf("failed to marshal response: %w", err) |
| 232 | + } |
| 233 | + |
| 234 | + return mcp.NewToolResultText(string(r)), nil |
| 235 | + } |
| 236 | +} |
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