257cbcf826
Introduce a rank-style priority on tasks, scoped by (organization_id, state). New tasks auto-assign the next priority. Reordering uses the same CTE-based algorithm as trust center references and compliance external URLs. Exposed through GraphQL, MCP, and the PRIORITY order field. Signed-off-by: Sacha Al Himdani <sacha@getprobo.com>
668 lines
14 KiB
Go
668 lines
14 KiB
Go
// Copyright (c) 2025-2026 Probo Inc <hello@getprobo.com>.
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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// PERFORMANCE OF THIS SOFTWARE.
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package coredata
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import (
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"context"
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"errors"
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"fmt"
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"maps"
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"time"
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"github.com/jackc/pgx/v5"
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"github.com/jackc/pgx/v5/pgconn"
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"go.probo.inc/probo/pkg/gid"
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"go.probo.inc/probo/pkg/page"
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"go.gearno.de/kit/pg"
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)
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type (
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Task struct {
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ID gid.GID `db:"id"`
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OrganizationID gid.GID `db:"organization_id"`
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MeasureID *gid.GID `db:"measure_id"`
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Name string `db:"name"`
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Description *string `db:"description"`
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State TaskState `db:"state"`
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ReferenceID string `db:"reference_id"`
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TimeEstimate *time.Duration `db:"time_estimate"`
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AssignedToID *gid.GID `db:"assigned_to_profile_id"`
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Deadline *time.Time `db:"deadline"`
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Priority int `db:"priority"`
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CreatedAt time.Time `db:"created_at"`
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UpdatedAt time.Time `db:"updated_at"`
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}
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Tasks []*Task
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)
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func (t Task) CursorKey(orderBy TaskOrderField) page.CursorKey {
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switch orderBy {
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case TaskOrderFieldPriority:
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return page.NewCursorKey(t.ID, t.Priority)
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case TaskOrderFieldCreatedAt:
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return page.NewCursorKey(t.ID, t.CreatedAt)
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}
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panic(fmt.Sprintf("unsupported order by: %s", orderBy))
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}
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func (t *Task) AuthorizationAttributes(ctx context.Context, conn pg.Conn) (map[string]string, error) {
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q := `SELECT organization_id FROM tasks WHERE id = $1 LIMIT 1;`
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var organizationID gid.GID
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if err := conn.QueryRow(ctx, q, t.ID).Scan(&organizationID); err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return nil, ErrResourceNotFound
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}
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return nil, fmt.Errorf("cannot query task authorization attributes: %w", err)
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}
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return map[string]string{"organization_id": organizationID.String()}, nil
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}
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func (t *Task) LoadByID(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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taskID gid.GID,
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) error {
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q := `
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SELECT
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id,
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organization_id,
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measure_id,
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name,
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description,
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state,
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reference_id,
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time_estimate,
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assigned_to_profile_id,
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deadline,
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priority,
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created_at,
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updated_at
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FROM
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tasks
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WHERE
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%s
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AND id = @task_id
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LIMIT 1;
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`
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q = fmt.Sprintf(q, scope.SQLFragment())
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args := pgx.StrictNamedArgs{"task_id": taskID}
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maps.Copy(args, scope.SQLArguments())
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot query tasks: %w", err)
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}
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task, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[Task])
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return ErrResourceNotFound
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}
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return fmt.Errorf("cannot collect tasks: %w", err)
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}
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*t = task
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return nil
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}
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func (t *Tasks) LoadByIDs(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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taskIDs []gid.GID,
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) error {
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q := `
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SELECT
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id,
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organization_id,
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measure_id,
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name,
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description,
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state,
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reference_id,
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time_estimate,
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assigned_to_profile_id,
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deadline,
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priority,
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created_at,
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updated_at
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FROM
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tasks
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WHERE
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%s
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AND id = ANY(@task_ids)
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`
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q = fmt.Sprintf(q, scope.SQLFragment())
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args := pgx.StrictNamedArgs{"task_ids": taskIDs}
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maps.Copy(args, scope.SQLArguments())
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot query tasks: %w", err)
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}
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tasks, err := pgx.CollectRows(rows, pgx.RowToAddrOfStructByName[Task])
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if err != nil {
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return fmt.Errorf("cannot collect tasks: %w", err)
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}
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*t = tasks
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return nil
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}
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func (t *Task) Insert(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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) error {
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q := `
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WITH next_priority AS (
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SELECT COALESCE(MAX(priority), 0) + 1 AS value
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FROM tasks
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WHERE organization_id = @organization_id AND state = @state
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)
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INSERT INTO
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tasks (
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tenant_id,
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id,
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organization_id,
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measure_id,
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name,
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description,
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reference_id,
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state,
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time_estimate,
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assigned_to_profile_id,
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deadline,
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priority,
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created_at,
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updated_at
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)
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VALUES (
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@tenant_id,
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@task_id,
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@organization_id,
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@measure_id,
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@name,
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@description,
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@reference_id,
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@state,
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@time_estimate,
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@assigned_to_profile_id,
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@deadline,
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(SELECT value FROM next_priority),
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@created_at,
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@updated_at
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)
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RETURNING priority;
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`
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args := pgx.StrictNamedArgs{
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"tenant_id": scope.GetTenantID(),
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"task_id": t.ID,
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"organization_id": t.OrganizationID,
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"measure_id": t.MeasureID,
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"name": t.Name,
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"description": t.Description,
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"reference_id": t.ReferenceID,
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"state": t.State,
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"time_estimate": t.TimeEstimate,
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"assigned_to_profile_id": t.AssignedToID,
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"deadline": t.Deadline,
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"created_at": t.CreatedAt,
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"updated_at": t.UpdatedAt,
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}
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err := conn.QueryRow(ctx, q, args).Scan(&t.Priority)
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if err != nil {
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var pgErr *pgconn.PgError
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if errors.As(err, &pgErr) {
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if pgErr.Code == "23505" && pgErr.ConstraintName == "tasks_reference_id_unique" {
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return ErrResourceAlreadyExists
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}
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}
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return fmt.Errorf("cannot insert task: %w", err)
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}
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return nil
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}
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func (t *Task) Upsert(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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) error {
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q := `
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WITH next_priority AS (
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SELECT COALESCE(MAX(priority), 0) + 1 AS value
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FROM tasks
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WHERE organization_id = @organization_id AND state = @state
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)
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INSERT INTO
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tasks (
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tenant_id,
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id,
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organization_id,
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measure_id,
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name,
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description,
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reference_id,
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state,
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time_estimate,
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assigned_to_profile_id,
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deadline,
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priority,
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created_at,
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updated_at
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)
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VALUES (
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@tenant_id,
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@task_id,
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@organization_id,
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@measure_id,
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@name,
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@description,
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@reference_id,
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@state,
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@time_estimate,
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@assigned_to_profile_id,
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@deadline,
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(SELECT value FROM next_priority),
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@created_at,
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@updated_at
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)
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ON CONFLICT (measure_id, reference_id) DO UPDATE SET
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name = @name,
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description = @description,
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updated_at = @updated_at,
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deadline = @deadline
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RETURNING
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id,
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organization_id,
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measure_id,
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name,
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description,
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reference_id,
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state,
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time_estimate,
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assigned_to_profile_id,
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deadline,
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priority,
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created_at,
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updated_at
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`
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args := pgx.StrictNamedArgs{
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"tenant_id": scope.GetTenantID(),
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"task_id": t.ID,
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"organization_id": t.OrganizationID,
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"measure_id": t.MeasureID,
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"name": t.Name,
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"description": t.Description,
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"reference_id": t.ReferenceID,
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"state": t.State,
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"time_estimate": t.TimeEstimate,
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"assigned_to_profile_id": t.AssignedToID,
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"deadline": t.Deadline,
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"created_at": t.CreatedAt,
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"updated_at": t.UpdatedAt,
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}
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot upsert task: %w", err)
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}
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task, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[Task])
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if err != nil {
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return fmt.Errorf("cannot collect tasks: %w", err)
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}
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*t = task
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return nil
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}
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func (t *Tasks) CountByOrganizationID(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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organizationID gid.GID,
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) (int, error) {
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q := `
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SELECT
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COUNT(id)
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FROM
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tasks
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WHERE
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%s
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AND organization_id = @organization_id
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`
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q = fmt.Sprintf(q, scope.SQLFragment())
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args := pgx.StrictNamedArgs{"organization_id": organizationID}
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maps.Copy(args, scope.SQLArguments())
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row := conn.QueryRow(ctx, q, args)
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var count int
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err := row.Scan(&count)
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if err != nil {
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return 0, fmt.Errorf("cannot collect tasks: %w", err)
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}
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return count, nil
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}
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func (t *Tasks) LoadByOrganizationID(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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organizationID gid.GID,
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cursor *page.Cursor[TaskOrderField],
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) error {
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q := `
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SELECT
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id,
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measure_id,
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organization_id,
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name,
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description,
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state,
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reference_id,
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time_estimate,
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assigned_to_profile_id,
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deadline,
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priority,
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created_at,
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updated_at
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FROM
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tasks
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WHERE
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%s
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AND organization_id = @organization_id
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AND %s
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`
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q = fmt.Sprintf(q, scope.SQLFragment(), cursor.SQLFragment())
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args := pgx.StrictNamedArgs{"organization_id": organizationID}
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maps.Copy(args, scope.SQLArguments())
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maps.Copy(args, cursor.SQLArguments())
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot query tasks: %w", err)
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}
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tasks, err := pgx.CollectRows(rows, pgx.RowToAddrOfStructByName[Task])
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if err != nil {
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return fmt.Errorf("cannot collect tasks: %w", err)
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}
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*t = tasks
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return nil
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}
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func (t *Tasks) CountByMeasureID(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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measureID gid.GID,
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) (int, error) {
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q := `
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SELECT
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COUNT(id)
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FROM
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tasks
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WHERE
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%s
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AND measure_id = @measure_id
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`
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q = fmt.Sprintf(q, scope.SQLFragment())
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args := pgx.StrictNamedArgs{"measure_id": measureID}
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maps.Copy(args, scope.SQLArguments())
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row := conn.QueryRow(ctx, q, args)
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var count int
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err := row.Scan(&count)
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if err != nil {
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return 0, fmt.Errorf("cannot collect tasks: %w", err)
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}
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return count, nil
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}
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func (t *Tasks) LoadByMeasureID(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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measureID gid.GID,
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cursor *page.Cursor[TaskOrderField],
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) error {
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q := `
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SELECT
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id,
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measure_id,
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organization_id,
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name,
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description,
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state,
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reference_id,
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time_estimate,
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assigned_to_profile_id,
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deadline,
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priority,
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created_at,
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updated_at
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FROM
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tasks
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WHERE
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%s
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AND measure_id = @measure_id
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AND %s
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`
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q = fmt.Sprintf(q, scope.SQLFragment(), cursor.SQLFragment())
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args := pgx.StrictNamedArgs{"measure_id": measureID}
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maps.Copy(args, scope.SQLArguments())
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maps.Copy(args, cursor.SQLArguments())
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot query tasks: %w", err)
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}
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tasks, err := pgx.CollectRows(rows, pgx.RowToAddrOfStructByName[Task])
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if err != nil {
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return fmt.Errorf("cannot collect tasks: %w", err)
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}
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*t = tasks
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return nil
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}
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func (t *Task) Update(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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) error {
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q := `
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UPDATE tasks
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SET
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name = @name,
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description = @description,
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state = @state,
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priority = @priority,
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time_estimate = @time_estimate,
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updated_at = @updated_at,
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assigned_to_profile_id = @assigned_to_profile_id,
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deadline = @deadline
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WHERE %s
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AND id = @task_id
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`
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q = fmt.Sprintf(q, scope.SQLFragment())
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args := pgx.NamedArgs{
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"task_id": t.ID,
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"name": t.Name,
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"description": t.Description,
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"state": t.State,
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"priority": t.Priority,
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"time_estimate": t.TimeEstimate,
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"updated_at": t.UpdatedAt,
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"assigned_to_profile_id": t.AssignedToID,
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"deadline": t.Deadline,
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}
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maps.Copy(args, scope.SQLArguments())
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_, err := conn.Exec(ctx, q, args)
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return err
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}
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func (t *Task) NextPriorityForState(
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ctx context.Context,
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conn pg.Conn,
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scope Scoper,
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) error {
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q := `
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SELECT COALESCE(MAX(priority), 0) + 1
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FROM tasks
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WHERE
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organization_id = @organization_id
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AND state = @state
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AND id != @id
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AND %s;
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`
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q = fmt.Sprintf(q, scope.SQLFragment())
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args := pgx.StrictNamedArgs{
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"id": t.ID,
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"organization_id": t.OrganizationID,
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"state": t.State,
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}
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maps.Copy(args, scope.SQLArguments())
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rows, err := conn.Query(ctx, q, args)
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if err != nil {
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return fmt.Errorf("cannot get next priority: %w", err)
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}
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priority, err := pgx.CollectExactlyOneRow(rows, pgx.RowTo[int])
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if err != nil {
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return fmt.Errorf("cannot get next priority: %w", err)
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}
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t.Priority = priority
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return nil
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}
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|
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func (t *Task) UpdatePriority(
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ctx context.Context,
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conn pg.Conn,
|
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scope Scoper,
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) error {
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q := `
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WITH old AS (
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SELECT
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|
priority AS old_priority
|
|
FROM tasks
|
|
WHERE %s AND id = @id AND organization_id = @organization_id AND state = @state
|
|
)
|
|
|
|
UPDATE tasks
|
|
SET
|
|
priority = CASE
|
|
WHEN id = @id THEN @new_priority
|
|
ELSE priority + CASE
|
|
WHEN @new_priority < old.old_priority THEN 1
|
|
WHEN @new_priority > old.old_priority THEN -1
|
|
END
|
|
END,
|
|
updated_at = @updated_at
|
|
FROM old
|
|
WHERE %s
|
|
AND organization_id = @organization_id
|
|
AND state = @state
|
|
AND (
|
|
id = @id
|
|
OR (priority BETWEEN LEAST(old.old_priority, @new_priority) AND GREATEST(old.old_priority, @new_priority))
|
|
);
|
|
`
|
|
|
|
scopeFragment := scope.SQLFragment()
|
|
q = fmt.Sprintf(q, scopeFragment, scopeFragment)
|
|
|
|
args := pgx.StrictNamedArgs{
|
|
"id": t.ID,
|
|
"new_priority": t.Priority,
|
|
"organization_id": t.OrganizationID,
|
|
"state": t.State,
|
|
"updated_at": t.UpdatedAt,
|
|
}
|
|
maps.Copy(args, scope.SQLArguments())
|
|
|
|
_, err := conn.Exec(ctx, q, args)
|
|
if err != nil {
|
|
return fmt.Errorf("cannot update task priority: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (t *Task) Delete(
|
|
ctx context.Context,
|
|
conn pg.Conn,
|
|
scope Scoper,
|
|
) error {
|
|
q := `
|
|
DELETE FROM tasks
|
|
WHERE %s
|
|
AND id = @task_id
|
|
`
|
|
q = fmt.Sprintf(q, scope.SQLFragment())
|
|
|
|
args := pgx.NamedArgs{
|
|
"task_id": t.ID,
|
|
}
|
|
|
|
maps.Copy(args, scope.SQLArguments())
|
|
|
|
_, err := conn.Exec(ctx, q, args)
|
|
if err != nil {
|
|
return fmt.Errorf("cannot delete task: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|