package domain

import (
	"context"
	"time"
)

// ProposalStatus represents the status of a proposal
type ProposalStatus string

const (
	ProposalStatusPending  ProposalStatus = "pending"
	ProposalStatusAccepted ProposalStatus = "accepted"
	ProposalStatusRejected ProposalStatus = "rejected"
)

// Proposal represents a symbiosis proposal between organizations
type Proposal struct {
	ID           string            `gorm:"primaryKey;type:text" json:"id"`
	FromOrgID    string            `gorm:"not null;type:text;index" json:"from_org_id"`
	ToOrgID      string            `gorm:"not null;type:text;index" json:"to_org_id"`
	ResourceID   string            `gorm:"not null;type:text;index" json:"resource_id"`
	ResourceType ResourceDirection `gorm:"not null;type:varchar(50)" json:"resource_type"`
	ResourceName string            `gorm:"type:text" json:"resource_name"`
	Message      string            `gorm:"type:text" json:"message"`
	Status       ProposalStatus    `gorm:"type:varchar(50);default:'pending'" json:"status"`
	CreatedAt    time.Time         `gorm:"autoCreateTime" json:"created_at"`
	UpdatedAt    time.Time         `gorm:"autoUpdateTime" json:"updated_at"`
}

// TableName specifies the table name for GORM
func (Proposal) TableName() string {
	return "proposals"
}

// ProposalRepository interface for proposal data access
type ProposalRepository interface {
	Create(ctx context.Context, proposal *Proposal) error
	GetByID(ctx context.Context, id string) (*Proposal, error)
	GetAll(ctx context.Context) ([]*Proposal, error)
	GetByOrganizationID(ctx context.Context, orgID string) ([]*Proposal, error)
	UpdateStatus(ctx context.Context, id string, status ProposalStatus) error
	Delete(ctx context.Context, id string) error
}