package models

import (
	"context"
	"time"
)

type Project struct {
	ID          string     `json:"id" db:"project_id"`
	UserID      string     `json:"-" db:"user_id"`
	Name        string     `json:"name" db:"name"`
	Description string     `json:"description" db:"description"`
	Icon        string     `json:"icon" db:"icon"`
	Active      bool       `json:"active" db:"active"`
	CreatedTime time.Time  `json:"createdTime" db:"created_time"`
	EndTime     *time.Time `json:"endTime" db:"end_time"`
	StatusTag   *string    `json:"statusTag" db:"status_tag"`
	Favorite    bool       `json:"favorite" db:"favorite"`
}

func (project *Project) Update(update ProjectUpdate) {
	if update.Name != nil {
		project.Name = *update.Name
	}
	if update.Description != nil {
		project.Description = *update.Description
	}
	if update.Icon != nil {
		project.Icon = *update.Icon
	}
	if update.Active != nil {
		project.Active = *update.Active
	}
	if update.EndTime != nil {
		endTimeCopy := update.EndTime.UTC()
		project.EndTime = &endTimeCopy
	}
	if update.ClearEndTime {
		project.EndTime = nil
	}
	if update.StatusTag != nil {
		project.StatusTag = update.StatusTag
	}
	if update.ClearStatusTag {
		project.StatusTag = nil
	}
	if update.Favorite != nil {
		project.Favorite = *update.Favorite
	}

	if project.StatusTag != nil && !project.Active {
		project.StatusTag = nil
	}
}

type ProjectUpdate struct {
	Name           *string    `json:"name"`
	Description    *string    `json:"description"`
	Icon           *string    `json:"icon"`
	Active         *bool      `json:"active"`
	EndTime        *time.Time `json:"endTime"`
	ClearEndTime   bool       `json:"clearEndTime"`
	StatusTag      *string    `json:"statusTag"`
	ClearStatusTag bool       `json:"clearStatusTag"`
	Favorite       *bool      `json:"favorite"`
}

type ProjectResult struct {
	Project
	Tasks []*TaskResult `json:"tasks"`
}

type ProjectFilter struct {
	UserID   string
	Active   *bool
	Favorite *bool
	Expiring bool
	IDs      []string
}

type ProjectRepository interface {
	Find(ctx context.Context, id string) (*Project, error)
	List(ctx context.Context, filter ProjectFilter) ([]*Project, error)
	Insert(ctx context.Context, project Project) error
	Update(ctx context.Context, project Project) error
	Delete(ctx context.Context, project Project) error
}