1 files changed, 150 insertions, 0 deletions
diff --git a/services/f3/driver/milestone.go b/services/f3/driver/milestone.go
new file mode 100644
index 0000000..222407f
--- /dev/null
+++ b/services/f3/driver/milestone.go
@@ -0,0 +1,150 @@
+// Copyright Earl Warren <contact@earl-warren.org>
+// Copyright Loïc Dachary <loic@dachary.org>
+// SPDX-License-Identifier: MIT
+
+package driver
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"code.gitea.io/gitea/models/db"
+	issues_model "code.gitea.io/gitea/models/issues"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/timeutil"
+
+	"code.forgejo.org/f3/gof3/v3/f3"
+	f3_tree "code.forgejo.org/f3/gof3/v3/tree/f3"
+	"code.forgejo.org/f3/gof3/v3/tree/generic"
+	f3_util "code.forgejo.org/f3/gof3/v3/util"
+)
+
+var _ f3_tree.ForgeDriverInterface = &milestone{}
+
+type milestone struct {
+	common
+
+	forgejoMilestone *issues_model.Milestone
+}
+
+func (o *milestone) SetNative(milestone any) {
+	o.forgejoMilestone = milestone.(*issues_model.Milestone)
+}
+
+func (o *milestone) GetNativeID() string {
+	return fmt.Sprintf("%d", o.forgejoMilestone.ID)
+}
+
+func (o *milestone) NewFormat() f3.Interface {
+	node := o.GetNode()
+	return node.GetTree().(f3_tree.TreeInterface).NewFormat(node.GetKind())
+}
+
+func (o *milestone) ToFormat() f3.Interface {
+	if o.forgejoMilestone == nil {
+		return o.NewFormat()
+	}
+	return &f3.Milestone{
+		Common:      f3.NewCommon(fmt.Sprintf("%d", o.forgejoMilestone.ID)),
+		Title:       o.forgejoMilestone.Name,
+		Description: o.forgejoMilestone.Content,
+		Created:     o.forgejoMilestone.CreatedUnix.AsTime(),
+		Updated:     o.forgejoMilestone.UpdatedUnix.AsTimePtr(),
+		Deadline:    o.forgejoMilestone.DeadlineUnix.AsTimePtr(),
+		State:       string(o.forgejoMilestone.State()),
+	}
+}
+
+func (o *milestone) FromFormat(content f3.Interface) {
+	milestone := content.(*f3.Milestone)
+
+	var deadline timeutil.TimeStamp
+	if milestone.Deadline != nil {
+		deadline = timeutil.TimeStamp(milestone.Deadline.Unix())
+	}
+	if deadline == 0 {
+		deadline = timeutil.TimeStamp(time.Date(9999, 1, 1, 0, 0, 0, 0, setting.DefaultUILocation).Unix())
+	}
+
+	var closed timeutil.TimeStamp
+	if milestone.Closed != nil {
+		closed = timeutil.TimeStamp(milestone.Closed.Unix())
+	}
+
+	if milestone.Created.IsZero() {
+		if milestone.Updated != nil {
+			milestone.Created = *milestone.Updated
+		} else if milestone.Deadline != nil {
+			milestone.Created = *milestone.Deadline
+		} else {
+			milestone.Created = time.Now()
+		}
+	}
+	if milestone.Updated == nil || milestone.Updated.IsZero() {
+		milestone.Updated = &milestone.Created
+	}
+
+	o.forgejoMilestone = &issues_model.Milestone{
+		ID:             f3_util.ParseInt(milestone.GetID()),
+		Name:           milestone.Title,
+		Content:        milestone.Description,
+		IsClosed:       milestone.State == f3.MilestoneStateClosed,
+		CreatedUnix:    timeutil.TimeStamp(milestone.Created.Unix()),
+		UpdatedUnix:    timeutil.TimeStamp(milestone.Updated.Unix()),
+		ClosedDateUnix: closed,
+		DeadlineUnix:   deadline,
+	}
+}
+
+func (o *milestone) Get(ctx context.Context) bool {
+	node := o.GetNode()
+	o.Trace("%s", node.GetID())
+
+	project := f3_tree.GetProjectID(o.GetNode())
+	id := node.GetID().Int64()
+
+	milestone, err := issues_model.GetMilestoneByRepoID(ctx, project, id)
+	if issues_model.IsErrMilestoneNotExist(err) {
+		return false
+	}
+	if err != nil {
+		panic(fmt.Errorf("milestone %v %w", id, err))
+	}
+	o.forgejoMilestone = milestone
+	return true
+}
+
+func (o *milestone) Patch(ctx context.Context) {
+	o.Trace("%d", o.forgejoMilestone.ID)
+	if _, err := db.GetEngine(ctx).ID(o.forgejoMilestone.ID).Cols("name", "description").Update(o.forgejoMilestone); err != nil {
+		panic(fmt.Errorf("UpdateMilestoneCols: %v %v", o.forgejoMilestone, err))
+	}
+}
+
+func (o *milestone) Put(ctx context.Context) generic.NodeID {
+	node := o.GetNode()
+	o.Trace("%s", node.GetID())
+
+	o.forgejoMilestone.RepoID = f3_tree.GetProjectID(o.GetNode())
+	if err := issues_model.NewMilestone(ctx, o.forgejoMilestone); err != nil {
+		panic(err)
+	}
+	o.Trace("milestone created %d", o.forgejoMilestone.ID)
+	return generic.NewNodeID(o.forgejoMilestone.ID)
+}
+
+func (o *milestone) Delete(ctx context.Context) {
+	node := o.GetNode()
+	o.Trace("%s", node.GetID())
+
+	project := f3_tree.GetProjectID(o.GetNode())
+
+	if err := issues_model.DeleteMilestoneByRepoID(ctx, project, o.forgejoMilestone.ID); err != nil {
+		panic(err)
+	}
+}
+
+func newMilestone() generic.NodeDriverInterface {
+	return &milestone{}
+}