feat/add task queue

[vivi108]

feat/add task queue

[vivi108]

type JType string

const (
	ConnectServer    JType = "CONNECT_SERVER"
	ConnectRoot      JType = "CONNECT_ROOT"
	DisconnectServer JType = "DISCONNECT_SERVER"
	Rescan           JType = "RESCAN"
	ShowStatus       JType = "SHOW_STATUS"
	ChooseOne        JType = "CHOOSE_ONE"
)

type JStatus string

const (
	Ready   JStatus = "READY"
	Working JStatus = "WORKING"
	Done    JStatus = "DONE"
)

type JPriority string

const (
	High   JPriority = "HIGH"
	Medium JPriority = "MEDIUM"
	Low    JPriority = "LOW"
)

type Job struct {
	Type     JType
	Status   JStatus
	Priority JPriority
	JobID    string
}

/* TODO
0. When start the Program -> Create JobQueue (JobQueue is a list of Job)

1. When Transcation gonna be started -> Create Job
2. When Job is created -> Add Job to JobQueue
3. When Job is added to JobQueue -> JobQueue is sorted by Priority
4. When Transcation is started -> Change Job Status to Working
5. When Transaction is done -> Change Job Status to Done
6. When Job Status is Done -> Remove Job from JobQueue
   */

/* DISCUSS

1. How to make JobQueue? Queue or Stack
2. How to sort JobQueue? Priority
3. Should Job queue is in memory or in disk(badger)?
4. How to make JobID? UUID
   */

[vivi108]

/* DISCUSS

How to make JobQueue? Linked List

type JobQueue struct {
	mut sync.Mutex
	low *Job
	mudium *Job
	high *job
	urgent *Job
	
}

How to sort JobQueue? Do not sort
Should Job queue is in memory or in disk(badger)? in-memory
How to make JobID? UUID
*/

[vivi108]

Delayed