refactor: deduplicate engine internals, replace bubble sorts, remove dead code

Extract shared code that was duplicated across functions:
- taskJSON struct (MarshalJSON/UnmarshalJSON) to package-level type
- scanTask(scanner) helper for GetTask/GetTasks (~70 identical lines)
- monthNames map for parseMonthName/parseDayAndMonth
- applyNonDateAttribute helper for Apply/ApplyToNew
- resolveDisplayID calls replace inline loops in FormatTaskListWithFormat

Replace O(n²) bubble sorts with sort.Slice in all four report sort
functions (sortByUrgency, NewestReport, NextReport, OldestReport).

Remove dead code: formatTimeWithColor (unused, also used time.Now()
instead of timeNow()), getCurrentTimestamp (unnecessary wrapper).

Remove ~20 comments that restated the next line of code.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-02-21 01:46:46 +01:00
parent a11f452d3b
commit 9973631df0
8 changed files with 122 additions and 288 deletions
+55 -132
View File
@@ -83,30 +83,31 @@ type Task struct {
Urgency float64 `json:"urgency"`
}
// taskJSON is the wire format for Task, using unix timestamps instead of time.Time.
type taskJSON struct {
UUID uuid.UUID `json:"uuid"`
ID int `json:"id"`
Status Status `json:"status"`
Description string `json:"description"`
Project *string `json:"project"`
Priority Priority `json:"priority"`
Created int64 `json:"created"`
Modified int64 `json:"modified"`
Start *int64 `json:"start,omitempty"`
End *int64 `json:"end,omitempty"`
Due *int64 `json:"due,omitempty"`
Scheduled *int64 `json:"scheduled,omitempty"`
Wait *int64 `json:"wait,omitempty"`
Until *int64 `json:"until,omitempty"`
RecurrenceDuration *int64 `json:"recurrence_duration,omitempty"`
ParentUUID *uuid.UUID `json:"parent_uuid,omitempty"`
Annotations []Annotation `json:"annotations,omitempty"`
Tags []string `json:"tags"`
Urgency float64 `json:"urgency"`
}
// MarshalJSON emits Task with unix timestamps (int64) instead of RFC3339 strings.
func (t Task) MarshalJSON() ([]byte, error) {
type taskJSON struct {
UUID uuid.UUID `json:"uuid"`
ID int `json:"id"`
Status Status `json:"status"`
Description string `json:"description"`
Project *string `json:"project"`
Priority Priority `json:"priority"`
Created int64 `json:"created"`
Modified int64 `json:"modified"`
Start *int64 `json:"start,omitempty"`
End *int64 `json:"end,omitempty"`
Due *int64 `json:"due,omitempty"`
Scheduled *int64 `json:"scheduled,omitempty"`
Wait *int64 `json:"wait,omitempty"`
Until *int64 `json:"until,omitempty"`
RecurrenceDuration *int64 `json:"recurrence_duration,omitempty"`
ParentUUID *uuid.UUID `json:"parent_uuid,omitempty"`
Annotations []Annotation `json:"annotations,omitempty"`
Tags []string `json:"tags"`
Urgency float64 `json:"urgency"`
}
toUnix := func(tp *time.Time) *int64 {
if tp == nil {
return nil
@@ -146,28 +147,6 @@ func (t Task) MarshalJSON() ([]byte, error) {
// UnmarshalJSON parses Task from JSON with unix timestamps (int64) and duration in seconds.
func (t *Task) UnmarshalJSON(data []byte) error {
type taskJSON struct {
UUID uuid.UUID `json:"uuid"`
ID int `json:"id"`
Status Status `json:"status"`
Description string `json:"description"`
Project *string `json:"project"`
Priority Priority `json:"priority"`
Created int64 `json:"created"`
Modified int64 `json:"modified"`
Start *int64 `json:"start,omitempty"`
End *int64 `json:"end,omitempty"`
Due *int64 `json:"due,omitempty"`
Scheduled *int64 `json:"scheduled,omitempty"`
Wait *int64 `json:"wait,omitempty"`
Until *int64 `json:"until,omitempty"`
RecurrenceDuration *int64 `json:"recurrence_duration,omitempty"`
ParentUUID *uuid.UUID `json:"parent_uuid,omitempty"`
Annotations []Annotation `json:"annotations,omitempty"`
Tags []string `json:"tags"`
Urgency float64 `json:"urgency"`
}
var raw taskJSON
if err := json.Unmarshal(data, &raw); err != nil {
return err
@@ -366,21 +345,13 @@ func CreateTaskWithModifier(description string, mod *Modifier) (*Task, error) {
return task, nil
}
// GetTask retrieves a task by UUID
func GetTask(taskUUID uuid.UUID) (*Task, error) {
db := GetDB()
if db == nil {
return nil, fmt.Errorf("database not initialized")
}
query := `
SELECT id, uuid, status, description, project, priority,
created, modified, start, end, due, scheduled, wait, until_date,
recurrence_duration, parent_uuid, annotations
FROM tasks
WHERE uuid = ?
`
// scanner is satisfied by both *sql.Row and *sql.Rows.
type scanner interface {
Scan(dest ...interface{}) error
}
// scanTask reads a single task row from a scanner and populates all fields including tags.
func scanTask(s scanner) (*Task, error) {
task := &Task{}
var (
uuidStr string
@@ -398,7 +369,7 @@ func GetTask(taskUUID uuid.UUID) (*Task, error) {
annotationsStr interface{}
)
err := db.QueryRow(query, taskUUID.String()).Scan(
err := s.Scan(
&task.ID,
&uuidStr,
&task.Status,
@@ -417,22 +388,18 @@ func GetTask(taskUUID uuid.UUID) (*Task, error) {
&parentUUIDStr,
&annotationsStr,
)
if err != nil {
return nil, fmt.Errorf("failed to get task: %w", err)
return nil, err
}
// Parse UUID
task.UUID, err = uuid.Parse(uuidStr)
if err != nil {
return nil, fmt.Errorf("failed to parse UUID: %w", err)
}
// Convert timestamps
task.Created = time.Unix(created, 0)
task.Modified = time.Unix(modified, 0)
// Convert nullable fields
task.Project = sqlToStringPtr(project)
task.Start = sqlToTime(start)
task.End = sqlToTime(end)
@@ -444,7 +411,6 @@ func GetTask(taskUUID uuid.UUID) (*Task, error) {
task.ParentUUID = sqlToUUIDPtr(parentUUIDStr)
task.Annotations = sqlToAnnotations(annotationsStr)
// Load tags
tags, err := task.GetTags()
if err != nil {
return nil, fmt.Errorf("failed to load tags: %w", err)
@@ -454,6 +420,29 @@ func GetTask(taskUUID uuid.UUID) (*Task, error) {
return task, nil
}
// GetTask retrieves a task by UUID
func GetTask(taskUUID uuid.UUID) (*Task, error) {
db := GetDB()
if db == nil {
return nil, fmt.Errorf("database not initialized")
}
query := `
SELECT id, uuid, status, description, project, priority,
created, modified, start, end, due, scheduled, wait, until_date,
recurrence_duration, parent_uuid, annotations
FROM tasks
WHERE uuid = ?
`
task, err := scanTask(db.QueryRow(query, taskUUID.String()))
if err != nil {
return nil, fmt.Errorf("failed to get task: %w", err)
}
return task, nil
}
// GetTasks retrieves all tasks with optional filtering
func GetTasks(filter *Filter) ([]*Task, error) {
db := GetDB()
@@ -489,76 +478,10 @@ func GetTasks(filter *Filter) ([]*Task, error) {
tasks := []*Task{}
for rows.Next() {
task := &Task{}
var (
uuidStr string
project interface{}
created int64
modified int64
start interface{}
end interface{}
due interface{}
scheduled interface{}
wait interface{}
until interface{}
recurDuration interface{}
parentUUIDStr interface{}
annotationsStr interface{}
)
err := rows.Scan(
&task.ID,
&uuidStr,
&task.Status,
&task.Description,
&project,
&task.Priority,
&created,
&modified,
&start,
&end,
&due,
&scheduled,
&wait,
&until,
&recurDuration,
&parentUUIDStr,
&annotationsStr,
)
task, err := scanTask(rows)
if err != nil {
return nil, fmt.Errorf("failed to scan task: %w", err)
}
// Parse UUID
task.UUID, err = uuid.Parse(uuidStr)
if err != nil {
return nil, fmt.Errorf("failed to parse UUID: %w", err)
}
// Convert timestamps
task.Created = time.Unix(created, 0)
task.Modified = time.Unix(modified, 0)
// Convert nullable fields
task.Project = sqlToStringPtr(project)
task.Start = sqlToTime(start)
task.End = sqlToTime(end)
task.Due = sqlToTime(due)
task.Scheduled = sqlToTime(scheduled)
task.Wait = sqlToTime(wait)
task.Until = sqlToTime(until)
task.RecurrenceDuration = sqlToDuration(recurDuration)
task.ParentUUID = sqlToUUIDPtr(parentUUIDStr)
task.Annotations = sqlToAnnotations(annotationsStr)
// Load tags
tags, err := task.GetTags()
if err != nil {
return nil, fmt.Errorf("failed to load tags: %w", err)
}
task.Tags = tags
tasks = append(tasks, task)
}