var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
    return function (target, key) { decorator(target, key, paramIndex); }
};
import { injectable, inject } from 'tsyringe';
import { randomUUID } from 'node:crypto';
let CreateWorkItemUseCase = class CreateWorkItemUseCase {
    projectRepo;
    workItemRepo;
    stateRepo;
    activityRepo;
    constructor(projectRepo, workItemRepo, stateRepo, activityRepo) {
        this.projectRepo = projectRepo;
        this.workItemRepo = workItemRepo;
        this.stateRepo = stateRepo;
        this.activityRepo = activityRepo;
    }
    async execute(input) {
        const trimmedTitle = input.title.trim();
        if (!trimmedTitle) {
            return { ok: false, error: 'Work item title is required.' };
        }
        const project = await this.projectRepo.findById(input.projectId);
        if (!project) {
            return { ok: false, error: `Project not found: "${input.projectId}"` };
        }
        let stateId = input.stateId;
        if (!stateId) {
            const states = await this.stateRepo.listByProject(input.projectId);
            const defaultState = states.find((s) => s.isDefault) ?? states[0];
            if (!defaultState) {
                return { ok: false, error: 'Project has no workflow states configured.' };
            }
            stateId = defaultState.id;
        }
        if (input.parentId) {
            const parent = await this.workItemRepo.findById(input.parentId);
            if (!parent) {
                return { ok: false, error: `Parent work item not found: "${input.parentId}"` };
            }
            const depth = await this.getAncestorDepth(input.parentId);
            if (depth >= 3) {
                return { ok: false, error: 'Maximum nesting depth of 3 levels exceeded.' };
            }
        }
        const sequenceId = await this.projectRepo.incrementWorkItemCounter(input.projectId);
        const now = new Date();
        const workItem = {
            id: randomUUID(),
            projectId: input.projectId,
            sequenceId,
            identifierPrefix: project.identifierPrefix,
            title: trimmedTitle,
            description: input.description,
            stateId,
            priority: input.priority ?? 'None',
            parentId: input.parentId,
            sortOrder: 0,
            startDate: input.startDate,
            dueDate: input.dueDate,
            estimateValue: input.estimateValue,
            createdAt: now,
            updatedAt: now,
        };
        await this.workItemRepo.create(workItem);
        await this.activityRepo.create({
            id: randomUUID(),
            workItemId: workItem.id,
            fieldName: 'created',
            newValue: trimmedTitle,
            actorId: 'system',
            createdAt: now,
            updatedAt: now,
        });
        return { ok: true, workItem };
    }
    async getAncestorDepth(parentId) {
        let depth = 0;
        let currentId = parentId;
        while (currentId) {
            depth++;
            if (depth > 3)
                return depth;
            const parent = await this.workItemRepo.findById(currentId);
            currentId = parent?.parentId;
        }
        return depth;
    }
};
CreateWorkItemUseCase = __decorate([
    injectable(),
    __param(0, inject('IPmProjectRepository')),
    __param(1, inject('IWorkItemRepository')),
    __param(2, inject('IWorkItemStateRepository')),
    __param(3, inject('IActivityLogRepository')),
    __metadata("design:paramtypes", [Object, Object, Object, Object])
], CreateWorkItemUseCase);
export { CreateWorkItemUseCase };
