package tasks

import (
	"context"
	"fmt"

	"github.com/LazyBachelor/LazyPM/internal/utils/check"
)

const description = `You are tasked with creating a new issue in the project management system.

This task will test your ability to use the issue creation workflow effectively.

Your task:
1. Create a new issue with a clear title
2. Add a detailed description explaining what needs to be done
3. Assign the issue to yourself
4. Mark the issue as in-progress when you start working on it
5. Close the issue once you've completed the work

Make sure to fill out all the necessary details to help others understand the work item.`

type CreateIssueTask struct {
	done       bool
	app        *App
	setupIssue *Issue
}

func NewCreateIssueTask(app *App) *CreateIssueTask {
	return &CreateIssueTask{app: app, done: false}
}

func (t *CreateIssueTask) Config() Config {
	return BaseConfig().WithStatisticsStoragePath("./.pm/create-issue-stats.json")
}

func (t *CreateIssueTask) Details() TaskDetails {
	return BaseDetails().WithTitle("Create Issue Task").WithDescription(description)
}

func (t *CreateIssueTask) Questions(interfaceType InterfaceType) Questions {
	return BaseQuestions(interfaceType)
}

func (t *CreateIssueTask) Setup(ctx context.Context) error {
	if err := ClearIssues(t.app); err != nil {
		return err
	}

	t.setupIssue = NewIssueBuilder().
		WithTitle("Create a New Issue").
		WithDescription(description).
		Build()

	return t.app.Issues.CreateIssue(ctx, t.setupIssue, "")
}

func (t *CreateIssueTask) Validate(ctx context.Context) ValidationFeedback {
	expect := check.NewExpector()

	issues, err := FetchIssues(ctx, t.app, t.setupIssue)
	if err != nil {
		return expect.ValidationFeedback
	}

	expect.NotEmptyString(t.setupIssue.Assignee,
		fmt.Sprintf("%s is not assigned to anyone", t.setupIssue.ID))

	if len(issues) == 0 {
		expect.Fail("No new issues created")
		return expect.ValidationFeedback
	}

	issue := issues[0]

	expect.Assert(len(issues) < 2, "Multiple issues were created instead of one")
	expect.NotEmptyString(issue.Description, "Issue description should not be empty")

	return expect.Complete()
}