Events

// src/index.ts
async function invokeAgenda(input) {
  const gatewayBase = process.env.SHIFT_LOCAL_GATEWAY;
  if (!gatewayBase) {
    throw new Error("SHIFT_LOCAL_GATEWAY is required.");
  }
  const response = await fetch(`${gatewayBase}/skill-router/invoke`, {
    method: "POST",
    headers: { "content-type": "application/json" },
    body: JSON.stringify({
      skillProvider: "google-calendar",
      skill: "events",
      action: "agenda",
      input
    })
  });
  const responseText = await response.text();
  const parsed = responseText ? JSON.parse(responseText) : null;
  if (!response.ok) {
    const errorMessage = parsed?.error ?? parsed?.message ?? `Skill Router returned ${response.status}.`;
    throw new Error(errorMessage);
  }
  return parsed;
}
function formatEventTime(event) {
  const start = event.start?.dateTime ?? event.start?.date ?? "unknown start";
  const end = event.end?.dateTime ?? event.end?.date ?? "unknown end";
  return `${start} - ${end}`;
}
function buildSummary(items) {
  if (items.length === 0) return "No calendar events found in the requested window.";
  return items.map((event, index) => `${index + 1}. ${event.summary ?? "Untitled"} (${formatEventTime(event)})`).join("\n");
}
async function main() {
  const rawPayload = process.argv[2];
  if (!rawPayload) {
    throw new Error("Pass a single JSON payload string as the first argument.");
  }
  const input = JSON.parse(rawPayload);
  const agenda = await invokeAgenda(input);
  const summary = buildSummary(agenda.items ?? []);
  const output = {
    count: agenda.count ?? agenda.items?.length ?? 0,
    summary,
    items: agenda.items ?? [],
    nextPageToken: agenda.nextPageToken ?? null
  };
  process.stdout.write(`${JSON.stringify(output, null, 2)}
`);
}
main().catch((error) => {
  const message = error instanceof Error ? error.message : String(error);
  process.stderr.write(`${message}
`);
  process.exitCode = 1;
});

{
  "id": "events",
  "name": "Events",
  "description": "Read upcoming events, create calendar events, and reschedule existing events in Google Calendar.",
  "actions": {
    "agenda": {
      "upstream": {
        "method": "GET",
        "baseUrl": "https://www.googleapis.com",
        "path": "/calendar/v3/calendars/primary/events",
        "auth": { "mode": "bearer" }
      },
      "input": {
        "queryTemplate": {
          "timeMin": "$input.timeMin",
          "timeMax": "$input.timeMax",
          "timeZone": "$input.timeZone",
          "q": "$input.query",
          "maxResults": {
            "$value": "$input.maxResults",
            "$default": 10
          },
          "singleEvents": true,
          "orderBy": "startTime"
        }
      },
      "output": {
        "responseMap": {
          "count": {
            "$length": "$response.items"
          },
          "nextPageToken": "$response.nextPageToken",
          "items": {
            "$each": "$response.items",
            "map": {
              "id": "$item.id",
              "status": "$item.status",
              "summary": {
                "$value": "$item.summary",
                "$default": "Untitled"
              },
              "description": "$item.description",
              "location": "$item.location",
              "htmlLink": "$item.htmlLink",
              "start": {
                "dateTime": "$item.start.dateTime",
                "date": "$item.start.date",
                "timeZone": "$item.start.timeZone"
              },
              "end": {
                "dateTime": "$item.end.dateTime",
                "date": "$item.end.date",
                "timeZone": "$item.end.timeZone"
              },
              "creator": {
                "email": "$item.creator.email",
                "self": "$item.creator.self"
              },
              "organizer": {
                "email": "$item.organizer.email",
                "self": "$item.organizer.self"
              }
            }
          }
        }
      }
    },
    "create": {
      "upstream": {
        "method": "POST",
        "baseUrl": "https://www.googleapis.com",
        "path": "/calendar/v3/calendars/primary/events",
        "auth": { "mode": "bearer" }
      },
      "input": {
        "queryTemplate": {
          "sendUpdates": "$input.sendUpdates"
        },
        "bodyTemplate": {
          "summary": "$input.summary",
          "description": "$input.description",
          "location": "$input.location",
          "colorId": "$input.colorId",
          "start": {
            "dateTime": "$input.startDateTime",
            "timeZone": "$input.timeZone"
          },
          "end": {
            "dateTime": "$input.endDateTime",
            "timeZone": "$input.timeZone"
          },
          "attendees": {
            "$each": "$input.attendees",
            "map": {
              "email": "$item"
            }
          }
        }
      },
      "output": {
        "responseMap": {
          "id": "$response.id",
          "status": "$response.status",
          "summary": {
            "$value": "$response.summary",
            "$default": "Untitled"
          },
          "htmlLink": "$response.htmlLink",
          "start": {
            "dateTime": "$response.start.dateTime",
            "date": "$response.start.date",
            "timeZone": "$response.start.timeZone"
          },
          "end": {
            "dateTime": "$response.end.dateTime",
            "date": "$response.end.date",
            "timeZone": "$response.end.timeZone"
          }
        }
      }
    },
    "reschedule": {
      "upstream": {
        "method": "PATCH",
        "baseUrl": "https://www.googleapis.com",
        "path": "/calendar/v3/calendars/primary/events/{eventId}",
        "auth": { "mode": "bearer" }
      },
      "input": {
        "queryTemplate": {
          "sendUpdates": "$input.sendUpdates"
        },
        "bodyTemplate": {
          "start": {
            "dateTime": "$input.startDateTime",
            "timeZone": "$input.timeZone"
          },
          "end": {
            "dateTime": "$input.endDateTime",
            "timeZone": "$input.timeZone"
          }
        }
      },
      "output": {
        "responseMap": {
          "id": "$response.id",
          "status": "$response.status",
          "summary": {
            "$value": "$response.summary",
            "$default": "Untitled"
          },
          "htmlLink": "$response.htmlLink",
          "start": {
            "dateTime": "$response.start.dateTime",
            "date": "$response.start.date",
            "timeZone": "$response.start.timeZone"
          },
          "end": {
            "dateTime": "$response.end.dateTime",
            "date": "$response.end.date",
            "timeZone": "$response.end.timeZone"
          }
        }
      }
    }
  }
}