npm install

node index.js --help

node index.js user-add <uid> <email> <phone>

node index.js user-add michael [email protected] 0123456789

node index.js user-rm <uid>

node index.js user-rm michael

node index.js user-ls

node index.js user <uid>

node index.js user michael

node index.js task-add <uid> <description> [<category>] [--dueat=<yyyymmdd>] 

node index.js task-add michael "plan lunch" --dueat=20150522

node index.js task-rm <uid> <tid>

node index.js task-rm michael 1432187491647

node index.js task-ls <uid> [<category>] [--overdue|--due|--withoutdue|--futuredue|--dueafter=<yyyymmdd>|--duebefore=<yyyymmdd>] [--limit=<limit>] [--next=<id>]

node index.js task-ls michael

node index.js task-done <uid> <tid>

node index.js task-done michael 1432187491647

aws dynamodb create-table --table-name todo-user --attribute-definitions AttributeName=uid,AttributeType=S --key-schema AttributeName=uid,KeyType=HASH --provisioned-throughput ReadCapacityUnits=5,WriteCapacityUnits=5

aws dynamodb create-table --table-name todo-task --attribute-definitions AttributeName=uid,AttributeType=S AttributeName=tid,AttributeType=N --key-schema AttributeName=uid,KeyType=HASH AttributeName=tid,KeyType=RANGE --provisioned-throughput ReadCapacityUnits=5,WriteCapacityUnits=5

aws dynamodb update-table --table-name todo-task --attribute-definitions AttributeName=uid,AttributeType=S AttributeName=tid,AttributeType=N AttributeName=category,AttributeType=S --global-secondary-index-updates '[{"Create": {"IndexName": "category-index", "KeySchema": [{"AttributeName": "category", "KeyType": "HASH"}, {"AttributeName": "tid", "KeyType": "RANGE"}], "Projection": {"ProjectionType": "ALL"}, "ProvisionedThroughput": {"ReadCapacityUnits": 5, "WriteCapacityUnits": 5}}}]'