// Code generated by "make api"; DO NOT EDIT.
// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0

package managedgroups

import (
	"context"
	"encoding/json"
	"errors"
	"fmt"
	"net/url"
	"slices"
	"strconv"
	"time"

	"github.com/hashicorp/boundary/api"
	"github.com/hashicorp/boundary/api/scopes"
)

type ManagedGroup struct {
	Id                string                 `json:"id,omitempty"`
	Scope             *scopes.ScopeInfo      `json:"scope,omitempty"`
	Name              string                 `json:"name,omitempty"`
	Description       string                 `json:"description,omitempty"`
	CreatedTime       time.Time              `json:"created_time,omitempty"`
	UpdatedTime       time.Time              `json:"updated_time,omitempty"`
	Version           uint32                 `json:"version,omitempty"`
	Type              string                 `json:"type,omitempty"`
	AuthMethodId      string                 `json:"auth_method_id,omitempty"`
	Attributes        map[string]interface{} `json:"attributes,omitempty"`
	MemberIds         []string               `json:"member_ids,omitempty"`
	AuthorizedActions []string               `json:"authorized_actions,omitempty"`
}

type ManagedGroupReadResult struct {
	Item     *ManagedGroup
	Response *api.Response
}

func (n ManagedGroupReadResult) GetItem() *ManagedGroup {
	return n.Item
}

func (n ManagedGroupReadResult) GetResponse() *api.Response {
	return n.Response
}

type ManagedGroupCreateResult = ManagedGroupReadResult
type ManagedGroupUpdateResult = ManagedGroupReadResult

type ManagedGroupDeleteResult struct {
	Response *api.Response
}

// GetItem will always be nil for ManagedGroupDeleteResult
func (n ManagedGroupDeleteResult) GetItem() any {
	return nil
}

func (n ManagedGroupDeleteResult) GetResponse() *api.Response {
	return n.Response
}

type ManagedGroupListResult struct {
	Items        []*ManagedGroup `json:"items,omitempty"`
	EstItemCount uint            `json:"est_item_count,omitempty"`
	RemovedIds   []string        `json:"removed_ids,omitempty"`
	ListToken    string          `json:"list_token,omitempty"`
	ResponseType string          `json:"response_type,omitempty"`
	Response     *api.Response

	// The following fields are used for cached information when client-directed
	// pagination is used.
	recursive     bool
	pageSize      uint32
	authMethodId  string
	allRemovedIds []string
}

func (n ManagedGroupListResult) GetItems() []*ManagedGroup {
	return n.Items
}

func (n ManagedGroupListResult) GetEstItemCount() uint {
	return n.EstItemCount
}

func (n ManagedGroupListResult) GetRemovedIds() []string {
	return n.RemovedIds
}

func (n ManagedGroupListResult) GetListToken() string {
	return n.ListToken
}

func (n ManagedGroupListResult) GetResponseType() string {
	return n.ResponseType
}

func (n ManagedGroupListResult) GetResponse() *api.Response {
	return n.Response
}

// Client is a client for this collection
type Client struct {
	client *api.Client
}

// Creates a new client for this collection. The submitted API client is cloned;
// modifications to it after generating this client will not have effect. If you
// need to make changes to the underlying API client, use ApiClient() to access
// it.
func NewClient(c *api.Client) *Client {
	return &Client{client: c.Clone()}
}

// ApiClient returns the underlying API client
func (c *Client) ApiClient() *api.Client {
	return c.client
}

func (c *Client) Create(ctx context.Context, authMethodId string, opt ...Option) (*ManagedGroupCreateResult, error) {
	if authMethodId == "" {
		return nil, fmt.Errorf("empty authMethodId value passed into Create request")
	}

	opts, apiOpts := getOpts(opt...)

	if c.client == nil {
		return nil, fmt.Errorf("nil client")
	}

	opts.postMap["auth_method_id"] = authMethodId

	req, err := c.client.NewRequest(ctx, "POST", "managed-groups", opts.postMap, apiOpts...)
	if err != nil {
		return nil, fmt.Errorf("error creating Create request: %w", err)
	}

	if len(opts.queryMap) > 0 {
		q := url.Values{}
		for k, v := range opts.queryMap {
			q.Add(k, v)
		}
		req.URL.RawQuery = q.Encode()
	}

	resp, err := c.client.Do(req)
	if err != nil {
		return nil, fmt.Errorf("error performing client request during Create call: %w", err)
	}

	target := new(ManagedGroupCreateResult)
	target.Item = new(ManagedGroup)
	apiErr, err := resp.Decode(target.Item)
	if err != nil {
		return nil, fmt.Errorf("error decoding Create response: %w", err)
	}
	if apiErr != nil {
		return nil, apiErr
	}
	target.Response = resp
	return target, nil
}

func (c *Client) Read(ctx context.Context, id string, opt ...Option) (*ManagedGroupReadResult, error) {
	if id == "" {
		return nil, fmt.Errorf("empty id value passed into Read request")
	}
	if c.client == nil {
		return nil, fmt.Errorf("nil client")
	}

	opts, apiOpts := getOpts(opt...)

	req, err := c.client.NewRequest(ctx, "GET", fmt.Sprintf("managed-groups/%s", url.PathEscape(id)), nil, apiOpts...)
	if err != nil {
		return nil, fmt.Errorf("error creating Read request: %w", err)
	}

	if len(opts.queryMap) > 0 {
		q := url.Values{}
		for k, v := range opts.queryMap {
			q.Add(k, v)
		}
		req.URL.RawQuery = q.Encode()
	}

	resp, err := c.client.Do(req, apiOpts...)
	if err != nil {
		return nil, fmt.Errorf("error performing client request during Read call: %w", err)
	}

	target := new(ManagedGroupReadResult)
	target.Item = new(ManagedGroup)
	apiErr, err := resp.Decode(target.Item)
	if err != nil {
		return nil, fmt.Errorf("error decoding Read response: %w", err)
	}
	if apiErr != nil {
		return nil, apiErr
	}
	target.Response = resp
	return target, nil
}

func (c *Client) Update(ctx context.Context, id string, version uint32, opt ...Option) (*ManagedGroupUpdateResult, error) {
	if id == "" {
		return nil, fmt.Errorf("empty id value passed into Update request")
	}
	if c.client == nil {
		return nil, fmt.Errorf("nil client")
	}

	opts, apiOpts := getOpts(opt...)

	if version == 0 {
		if !opts.withAutomaticVersioning {
			return nil, errors.New("zero version number passed into Update request and automatic versioning not specified")
		}
		existingTarget, existingErr := c.Read(ctx, id, append([]Option{WithSkipCurlOutput(true)}, opt...)...)
		if existingErr != nil {
			if api.AsServerError(existingErr) != nil {
				return nil, fmt.Errorf("error from controller when performing initial check-and-set read: %w", existingErr)
			}
			return nil, fmt.Errorf("error performing initial check-and-set read: %w", existingErr)
		}
		if existingTarget == nil {
			return nil, errors.New("nil resource response found when performing initial check-and-set read")
		}
		if existingTarget.Item == nil {
			return nil, errors.New("nil resource found when performing initial check-and-set read")
		}
		version = existingTarget.Item.Version
	}

	opts.postMap["version"] = version

	req, err := c.client.NewRequest(ctx, "PATCH", fmt.Sprintf("managed-groups/%s", url.PathEscape(id)), opts.postMap, apiOpts...)
	if err != nil {
		return nil, fmt.Errorf("error creating Update request: %w", err)
	}

	if len(opts.queryMap) > 0 {
		q := url.Values{}
		for k, v := range opts.queryMap {
			q.Add(k, v)
		}
		req.URL.RawQuery = q.Encode()
	}

	resp, err := c.client.Do(req)
	if err != nil {
		return nil, fmt.Errorf("error performing client request during Update call: %w", err)
	}

	target := new(ManagedGroupUpdateResult)
	target.Item = new(ManagedGroup)
	apiErr, err := resp.Decode(target.Item)
	if err != nil {
		return nil, fmt.Errorf("error decoding Update response: %w", err)
	}
	if apiErr != nil {
		return nil, apiErr
	}
	target.Response = resp
	return target, nil
}

func (c *Client) Delete(ctx context.Context, id string, opt ...Option) (*ManagedGroupDeleteResult, error) {
	if id == "" {
		return nil, fmt.Errorf("empty id value passed into Delete request")
	}
	if c.client == nil {
		return nil, fmt.Errorf("nil client")
	}

	opts, apiOpts := getOpts(opt...)

	req, err := c.client.NewRequest(ctx, "DELETE", fmt.Sprintf("managed-groups/%s", url.PathEscape(id)), nil, apiOpts...)
	if err != nil {
		return nil, fmt.Errorf("error creating Delete request: %w", err)
	}

	if len(opts.queryMap) > 0 {
		q := url.Values{}
		for k, v := range opts.queryMap {
			q.Add(k, v)
		}
		req.URL.RawQuery = q.Encode()
	}

	resp, err := c.client.Do(req)
	if err != nil {
		return nil, fmt.Errorf("error performing client request during Delete call: %w", err)
	}

	apiErr, err := resp.Decode(nil)
	if err != nil {
		return nil, fmt.Errorf("error decoding Delete response: %w", err)
	}
	if apiErr != nil {
		return nil, apiErr
	}

	target := &ManagedGroupDeleteResult{
		Response: resp,
	}
	return target, nil
}

func (c *Client) List(ctx context.Context, authMethodId string, opt ...Option) (*ManagedGroupListResult, error) {
	if authMethodId == "" {
		return nil, fmt.Errorf("empty authMethodId value passed into List request")
	}
	if c.client == nil {
		return nil, fmt.Errorf("nil client")
	}

	opts, apiOpts := getOpts(opt...)
	opts.queryMap["auth_method_id"] = authMethodId

	requestPath := "managed-groups"
	if opts.withResourcePathOverride != "" {
		requestPath = opts.withResourcePathOverride
	}

	req, err := c.client.NewRequest(ctx, "GET", requestPath, nil, apiOpts...)
	if err != nil {
		return nil, fmt.Errorf("error creating List request: %w", err)
	}

	if len(opts.queryMap) > 0 {
		q := url.Values{}
		for k, v := range opts.queryMap {
			q.Add(k, v)
		}
		req.URL.RawQuery = q.Encode()
	}

	resp, err := c.client.Do(req)
	if err != nil {
		return nil, fmt.Errorf("error performing client request during List call: %w", err)
	}

	target := new(ManagedGroupListResult)
	apiErr, err := resp.Decode(target)
	if err != nil {
		return nil, fmt.Errorf("error decoding List response: %w", err)
	}
	if apiErr != nil {
		return nil, apiErr
	}
	target.Response = resp

	if target.ResponseType == "complete" || target.ResponseType == "" {
		return target, nil
	}

	// In case we shortcut out due to client directed pagination, ensure these
	// are set

	target.pageSize = opts.withPageSize
	target.authMethodId = authMethodId
	target.allRemovedIds = target.RemovedIds
	if opts.withClientDirectedPagination {
		return target, nil
	}

	allItems := make([]*ManagedGroup, 0, target.EstItemCount)
	allItems = append(allItems, target.Items...)

	// If there are more results, automatically fetch the rest of the results.
	// idToIndex keeps a map from the ID of an item to its index in target.Items.
	// This is used to update updated items in-place and remove deleted items
	// from the result after pagination is done.
	idToIndex := map[string]int{}
	for i, item := range allItems {
		idToIndex[item.Id] = i
	}

	// If we're here there are more pages and the client does not want to
	// paginate on their own; fetch them as this call returns all values.
	currentPage := target
	for {
		nextPage, err := c.ListNextPage(ctx, currentPage, opt...)
		if err != nil {
			return nil, fmt.Errorf("error getting next page in List call: %w", err)
		}

		for _, item := range nextPage.Items {
			if i, ok := idToIndex[item.Id]; ok {
				// Item has already been seen at index i, update in-place
				allItems[i] = item
			} else {
				allItems = append(allItems, item)
				idToIndex[item.Id] = len(allItems) - 1
			}
		}

		currentPage = nextPage

		if currentPage.ResponseType == "complete" {
			break
		}
	}

	// The current page here is the final page of the results, that is, the
	// response type is "complete"

	// Remove items that were deleted since the end of the last iteration.
	// If a ManagedGroup has been updated and subsequently removed, we don't want
	// it to appear both in the Items and RemovedIds, so we remove it from the Items.
	for _, removedId := range currentPage.RemovedIds {
		if i, ok := idToIndex[removedId]; ok {
			// Remove the item at index i without preserving order
			// https://github.com/golang/go/wiki/SliceTricks#delete-without-preserving-order
			allItems[i] = allItems[len(allItems)-1]
			allItems = allItems[:len(allItems)-1]
			// Update the index of the previously last element
			idToIndex[allItems[i].Id] = i
		}
	}
	// Sort the results again since in-place updates and deletes
	// may have shuffled items. We sort by created time descending
	// (most recently created first), same as the API.
	slices.SortFunc(allItems, func(i, j *ManagedGroup) int {
		return j.CreatedTime.Compare(i.CreatedTime)
	})
	// Since we paginated to the end, we can avoid confusion
	// for the user by setting the estimated item count to the
	// length of the items slice. If we don't set this here, it
	// will equal the value returned in the last response, which is
	// often much smaller than the total number returned.
	currentPage.EstItemCount = uint(len(allItems))
	// Set items to the full list we have collected here
	currentPage.Items = allItems
	// Set the returned value to the last page with calculated values
	target = currentPage
	// Finally, since we made at least 2 requests to the server to fulfill this
	// function call, resp.Body and resp.Map will only contain the most recent response.
	// Overwrite them with the true response.
	target.Response.Body.Reset()
	if err := json.NewEncoder(target.Response.Body).Encode(target); err != nil {
		return nil, fmt.Errorf("error encoding final JSON list response: %w", err)
	}
	if err := json.Unmarshal(target.Response.Body.Bytes(), &target.Response.Map); err != nil {
		return nil, fmt.Errorf("error encoding final map list response: %w", err)
	}
	// Note: the HTTP response body is consumed by resp.Decode in the loop,
	// so it doesn't need to be updated (it will always be, and has always been, empty).
	return target, nil

}

func (c *Client) ListNextPage(ctx context.Context, currentPage *ManagedGroupListResult, opt ...Option) (*ManagedGroupListResult, error) {
	if currentPage == nil {
		return nil, fmt.Errorf("empty currentPage value passed into ListNextPage request")
	}
	if currentPage.authMethodId == "" {
		return nil, fmt.Errorf("empty authMethodId value in currentPage passed into ListNextPage request")
	}
	if c.client == nil {
		return nil, fmt.Errorf("nil client")
	}
	if currentPage.ResponseType == "complete" || currentPage.ResponseType == "" {
		return nil, fmt.Errorf("no more pages available in ListNextPage request")
	}

	opts, apiOpts := getOpts(opt...)
	opts.queryMap["auth_method_id"] = currentPage.authMethodId

	if currentPage.pageSize != 0 {
		opts.queryMap["page_size"] = strconv.FormatUint(uint64(currentPage.pageSize), 10)
	}

	requestPath := "managed-groups"
	if opts.withResourcePathOverride != "" {
		requestPath = opts.withResourcePathOverride
	}

	req, err := c.client.NewRequest(ctx, "GET", requestPath, nil, apiOpts...)
	if err != nil {
		return nil, fmt.Errorf("error creating List request: %w", err)
	}

	opts.queryMap["list_token"] = currentPage.ListToken
	if len(opts.queryMap) > 0 {
		q := url.Values{}
		for k, v := range opts.queryMap {
			q.Add(k, v)
		}
		req.URL.RawQuery = q.Encode()
	}

	resp, err := c.client.Do(req)
	if err != nil {
		return nil, fmt.Errorf("error performing client request during List call during ListNextPage: %w", err)
	}

	nextPage := new(ManagedGroupListResult)
	apiErr, err := resp.Decode(nextPage)
	if err != nil {
		return nil, fmt.Errorf("error decoding List response during ListNextPage: %w", err)
	}
	if apiErr != nil {
		return nil, apiErr
	}

	// Ensure values are carried forward to the next call
	nextPage.authMethodId = currentPage.authMethodId

	nextPage.pageSize = currentPage.pageSize
	// Cache the removed IDs from this page
	nextPage.allRemovedIds = append(currentPage.allRemovedIds, nextPage.RemovedIds...)
	// Set the response body to the current response
	nextPage.Response = resp
	// If we're done iterating, pull the full set of removed IDs into the last
	// response
	if nextPage.ResponseType == "complete" {
		// Collect up the last values
		nextPage.RemovedIds = nextPage.allRemovedIds
		// For now, removedIds will only be populated if this pagination cycle
		// was the result of a "refresh" operation (i.e., the caller provided a
		// list token option to this call).
		//
		// Sort to make response deterministic
		slices.Sort(nextPage.RemovedIds)
		// Remove any duplicates
		nextPage.RemovedIds = slices.Compact(nextPage.RemovedIds)
	}

	return nextPage, nil
}