planner/plan/command/delete.go

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package command
import (
"fmt"
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"strconv"
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)
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type DeleteArgs struct {
LocalID int
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}
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func NewDeleteArgs() DeleteArgs {
return DeleteArgs{}
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}
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func (da DeleteArgs) Parse(main []string, flags map[string]string) (Command, error) {
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if len(main) < 2 || main[0] != "delete" {
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return nil, ErrWrongCommand
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}
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localID, err := strconv.Atoi(main[1])
if err != nil {
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return nil, fmt.Errorf("not a local id: %v", main[1])
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}
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return &Delete{
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Args: DeleteArgs{
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LocalID: localID,
},
}, nil
}
type Delete struct {
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Args DeleteArgs
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}
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func (del *Delete) Do(deps Dependencies) (CommandResult, error) {
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var id string
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idMap, err := deps.LocalIDRepo.FindAll()
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if err != nil {
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return nil, fmt.Errorf("could not get local ids: %v", err)
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}
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for tskID, lid := range idMap {
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if del.Args.LocalID == lid {
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id = tskID
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}
}
if id == "" {
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return nil, fmt.Errorf("could not find local id")
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}
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tsk, err := deps.TaskRepo.FindOne(id)
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if err != nil {
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return nil, fmt.Errorf("could not get task: %v", err)
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}
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it, err := tsk.Item()
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if err != nil {
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return nil, fmt.Errorf("could not convert task to sync item: %v", err)
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}
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it.Deleted = true
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if err := deps.SyncRepo.Store(it); err != nil {
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return nil, fmt.Errorf("could not store sync item: %v", err)
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}
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if err := deps.LocalIDRepo.Delete(id); err != nil {
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return nil, fmt.Errorf("could not delete local id: %v", err)
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}
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if err := deps.TaskRepo.Delete(id); err != nil {
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return nil, fmt.Errorf("could not delete task: %v", err)
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}
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return nil, nil
}
type DeleteResult struct{}
func (dr DeleteResult) Render() string {
return "task deleted"
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}