package company

import "tm/pkg/response"

// CompanyForm represents the form for creating/updating a new company
type (
	CompanyForm struct {
		Name               string  `json:"name" valid:"required,length(2|200)" example:"Opplens"`
		Type               string  `json:"type" valid:"required,in(private|public|government|ngo|startup)" example:"private"`
		RegistrationNumber string  `json:"registration_number" valid:"optional,length(5|50)" example:"1234567890"`
		TaxID              string  `json:"tax_id" valid:"optional,length(5|50)" example:"1234567890"`
		Industry           string  `json:"industry" valid:"optional,length(2|100)" example:"Technology"`
		Description        *string `json:"description,omitempty" valid:"optional,length(10|1000)" example:"Opplens is a technology company"`
		Website            *string `json:"website,omitempty" valid:"optional,url" example:"https://opplens.com"`

		// Business information
		EmployeeCount *int     `json:"employee_count,omitempty" valid:"optional,range(1|100000)" example:"100"`
		AnnualRevenue *float64 `json:"annual_revenue,omitempty" valid:"optional,range(0|999999999999)" example:"1000000"`
		FoundedYear   *int     `json:"founded_year,omitempty" valid:"optional,range(1800|2100)" example:"2020"`

		// Address information
		Address *AddressForm `json:"address,omitempty"`

		// Contact information
		Phone           *string  `json:"phone,omitempty" valid:"optional,length(10|20)" example:"+1234567890"`
		Email           *string  `json:"email,omitempty" valid:"optional,email" example:"info@opplens.com"`
		DocumentFileIDs []string           `json:"document_file_ids,omitempty" valid:"optional"`
		Links           []CompanyLinkForm  `json:"links,omitempty" valid:"optional"`

		// Tags for categorization and search
		Tags *CompanyTagsForm `json:"tags,omitempty"`

		// Settings
		Language *string `json:"language,omitempty" valid:"optional,in(en|ar|fr|es|de|zh|ja|ko)" example:"en"`
		Currency *string `json:"currency,omitempty" valid:"optional,in(USD|EUR|GBP|JPY|CAD|AUD|CHF|CNY|INR|BRL)" example:"USD"`
		Timezone *string `json:"timezone,omitempty" valid:"optional,length(3|50)" example:"UTC"`
	}

	// CompanyLinkForm represents the form for a company link.
	CompanyLinkForm struct {
		URL   string  `json:"url" valid:"required,url" example:"https://example.com/profile"`
		Title *string `json:"title,omitempty" valid:"optional,length(1|200)" example:"Company profile"`
	}

	// AddressForm represents the form for company address
	AddressForm struct {
		Street     string `json:"street" valid:"required,length(5|200)" example:"123 Main St"`
		City       string `json:"city" valid:"required,length(2|100)" example:"New York"`
		State      string `json:"state" valid:"required,length(2|100)" example:"NY"`
		PostalCode string `json:"postal_code" valid:"required,length(3|20)" example:"10001"`
		Country    string `json:"country" valid:"required,length(2|100)" example:"US"`
	}

	// CompanyTagsForm represents the form for company tags
	CompanyTagsForm struct {
		CPVCodes        []string `json:"cpv_codes,omitempty" valid:"optional" example:"1234567890"`
		Categories      []string `json:"categories,omitempty" valid:"optional" example:"Technology"`
		Keywords        []string `json:"keywords,omitempty" valid:"optional" example:"Opplens"`
		Specializations []string `json:"specializations,omitempty" valid:"optional" example:"Opplens"`
		Certifications  []string `json:"certifications,omitempty" valid:"optional" example:"Opplens"`
	}
)

// SearchForm represents the form for searching companies with filters
type SearchForm struct {
	Search           *string  `query:"q" valid:"optional"`
	Name             *string  `query:"name" valid:"optional,length(1|200)"`
	Email            *string  `query:"email" valid:"optional,length(1|254)"`
	Phone            *string  `query:"phone" valid:"optional,length(1|20)"`
	EmployeeCount    *int     `query:"employee_count" valid:"optional,range(1|100000)"`
	Type             *string  `query:"type" valid:"optional,in(private|public|government|ngo|startup)"`
	Status           *string  `query:"status" valid:"optional,in(active|inactive|suspended|pending)"`
	Industry         *string  `query:"industry" valid:"optional"`
	IsVerified       *bool    `query:"is_verified" valid:"optional"`
	IsCompliant      *bool    `query:"is_compliant" valid:"optional"`
	Language         *string  `query:"language" valid:"optional"`
	Currency         *string  `query:"currency" valid:"optional"`
	CPVCodes         []string `query:"cpv_codes" valid:"optional"`
	Categories       []string `query:"categories" valid:"optional"`
	Keywords         []string `query:"keywords" valid:"optional"`
	Specializations  []string `query:"specializations" valid:"optional"`
	EmployeeCountMin *int     `query:"employee_count_min" valid:"optional,range(1|100000)"`
	EmployeeCountMax *int     `query:"employee_count_max" valid:"optional,range(1|100000)"`
	AnnualRevenueMin *float64 `query:"annual_revenue_min" valid:"optional,min(0)"`
	AnnualRevenueMax *float64 `query:"annual_revenue_max" valid:"optional,min(0)"`
	FoundedYearMin   *int     `query:"founded_year_min" valid:"optional,range(1800|2100)"`
	FoundedYearMax   *int     `query:"founded_year_max" valid:"optional,range(1800|2100)"`
	Limit            *int     `query:"limit" valid:"optional,range(1|100)"`
	Offset           *int     `query:"offset" valid:"optional,range(0|1000000)"`
	SortBy           *string  `query:"sort_by" valid:"optional,in(name|type|industry|created_at|updated_at|status|employee_count|annual_revenue|email|phone|country|state|address.country|address.state|language|currency)"`
	SortOrder        *string  `query:"sort_order" valid:"optional,in(asc|desc)"`
}

// StatusForm represents the form for updating company status
type StatusForm struct {
	Status string  `json:"status" valid:"required,in(active|inactive|suspended)"`
	Reason *string `json:"reason" valid:"optional,length(10|500)"`
}

// AddLinksForm is the request body for appending links to a company.
type AddLinksForm struct {
	Links []CompanyLinkForm `json:"links" valid:"required"`
}

// VerificationForm represents the form for updating company verification status
type VerificationForm struct {
	IsVerified      bool    `json:"is_verified"`
	IsCompliant     bool    `json:"is_compliant"`
	ComplianceNotes *string `json:"compliance_notes,omitempty" valid:"optional,length(0|1000)"`
}

// CompanyListResponse represents the response for listing companies
type CompanyListResponse struct {
	Companies []*CompanyResponse `json:"companies"`
	Meta      *response.Meta     `json:"-"`
}

// CategoryResponse represents category data for company responses
type CategoryResponse struct {
	ID   string `json:"id"`
	Name string `json:"name"`
}

// CompanyResponse represents the company data sent in API responses
type (
	CompanyResponse struct {
		ID                 string               `json:"id"`
		Name               string               `json:"name"`
		Type               string               `json:"type"`
		Status             string               `json:"status"`
		RegistrationNumber string               `json:"registration_number"`
		TaxID              string               `json:"tax_id"`
		Industry           string               `json:"industry"`
		Description        *string              `json:"description,omitempty"`
		Website            *string              `json:"website,omitempty"`
		EmployeeCount      *int                 `json:"employee_count,omitempty"`
		AnnualRevenue      *float64             `json:"annual_revenue,omitempty"`
		FoundedYear        *int                 `json:"founded_year,omitempty"`
		Address            *Address             `json:"address,omitempty"`
		Phone              *string              `json:"phone,omitempty"`
		Email              *string              `json:"email,omitempty"`
		DocumentFileIDs    []string             `json:"document_file_ids,omitempty"`
		Links              []CompanyLink        `json:"links,omitempty"`
		Tags               *CompanyTagsResponse `json:"tags,omitempty"`
		IsVerified         bool                 `json:"is_verified"`
		IsCompliant        bool                 `json:"is_compliant"`
		ComplianceNotes    *string              `json:"compliance_notes,omitempty"`
		Language           string               `json:"language"`
		Currency           string               `json:"currency"`
		Timezone           string               `json:"timezone"`
		CreatedAt          int64                `json:"created_at"`
		UpdatedAt          int64                `json:"updated_at"`
	}

	CompanyTagsResponse struct {
		CPVCodes        []string            `json:"cpv_codes"`
		Categories      []*CategoryResponse `json:"categories"`
		Keywords        []string            `json:"keywords"`
		Specializations []string            `json:"specializations"`
		Certifications  []string            `json:"certifications"`
	}
)

// ToResponse converts Company to CompanyResponse
func (c *Company) ToResponse(categories []*CategoryResponse) *CompanyResponse {
	return &CompanyResponse{
		ID:                 c.ID.Hex(),
		Name:               c.Name,
		Type:               string(c.Type),
		Status:             string(c.Status),
		RegistrationNumber: c.RegistrationNumber,
		TaxID:              c.TaxID,
		Industry:           c.Industry,
		Description:        c.Description,
		Website:            c.Website,
		EmployeeCount:      c.EmployeeCount,
		AnnualRevenue:      c.AnnualRevenue,
		FoundedYear:        c.FoundedYear,
		Address:            c.Address,
		Phone:              c.Phone,
		Email:              c.Email,
		DocumentFileIDs:    c.DocumentFileIDs,
		Links:              c.Links,
		Tags:               c.Tags.ToResponse(categories),
		IsVerified:         c.IsVerified,
		IsCompliant:        c.IsCompliant,
		ComplianceNotes:    c.ComplianceNotes,
		Language:           c.Language,
		Currency:           c.Currency,
		Timezone:           c.Timezone,
		CreatedAt:          c.CreatedAt,
		UpdatedAt:          c.UpdatedAt,
	}
}

func (c *CompanyTags) ToResponse(categories []*CategoryResponse) *CompanyTagsResponse {
	return &CompanyTagsResponse{
		CPVCodes:        c.CPVCodes,
		Categories:      categories,
		Keywords:        c.Keywords,
		Specializations: c.Specializations,
		Certifications:  c.Certifications,
	}
}

// OnboardingResponse is returned after starting AI company onboarding.
type OnboardingResponse struct {
	Status string `json:"status"`
}

// RecommendedTenderResponse is one ranked tender recommendation from the AI service.
type RecommendedTenderResponse struct {
	Rank     int    `json:"rank"`
	TenderID string `json:"tender_id"`
	Analysis string `json:"analysis"`
}

// CompanyProfileResponse represents the company profile data sent in API responses
type CompanyProfileResponse struct {
	ID                 string   `json:"id"`
	Name               string   `json:"name"`
	RegistrationNumber string   `json:"registration_number"`
	Industry           string   `json:"industry"`
	FoundedYear        *int     `json:"founded_year,omitempty"`
	DocumentFileIDs    []string      `json:"document_file_ids,omitempty"`
	Links              []CompanyLink `json:"links,omitempty"`
	CreatedAt          int64         `json:"created_at"`
}

// ToResponse converts Company to CompanyResponse
func (c *Company) ToProfileResponse() *CompanyProfileResponse {
	return &CompanyProfileResponse{
		ID:                 c.ID.Hex(),
		Name:               c.Name,
		RegistrationNumber: c.RegistrationNumber,
		Industry:           c.Industry,
		FoundedYear:        c.FoundedYear,
		DocumentFileIDs:    c.DocumentFileIDs,
		Links:              c.Links,
		CreatedAt:          c.CreatedAt,
	}
}