94 lines
2.6 KiB
Go
94 lines
2.6 KiB
Go
package findATender
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import (
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"context"
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"log/slog"
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"time"
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"git.avsdev.uk/Go/job-search/internal/config"
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"git.avsdev.uk/Go/job-search/internal/types"
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resty "resty.dev/v3"
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)
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// FindATender is a client for the Find a Tender OCDS API (or the mock
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// server). Create it with New and call Shutdown when finished with it.
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type FindATender struct {
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httpClient *resty.Client
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config *config.JobSearchConfig
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apiRoot string
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ctx context.Context
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}
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// New returns a client for the OCDS API at apiRoot. Requests time out after
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// 60 seconds and are retried once. Call Shutdown when finished with it.
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func New(conf *config.JobSearchConfig, apiRoot string) *FindATender {
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ft := &FindATender{
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config: conf,
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apiRoot: apiRoot,
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}
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ft.httpClient = resty.New().
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SetTimeout(60 * time.Duration(time.Second)).
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SetRetryCount(1)
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return ft
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}
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// ReloadConfig replaces the configuration the client reads, such as the log
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// level. The HTTP client and API root set by New are not changed.
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func (ft *FindATender) ReloadConfig(conf *config.JobSearchConfig) {
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ft.config = conf
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}
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// With returns a copy of the client whose requests use ctx, so they stop
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// when it is cancelled. A nil ctx returns the client unchanged.
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func (ft *FindATender) With(ctx context.Context) *FindATender {
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if ctx == nil {
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return ft
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}
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copied := *ft
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copied.ctx = ctx
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return &copied
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}
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// Shutdown closes the client's HTTP connections. A failure to close is
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// logged, as there is nothing a caller could do about it.
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func (ft *FindATender) Shutdown() {
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if err := ft.httpClient.Close(); err != nil {
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slog.Warn("findATender: closing HTTP client", "error", err)
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}
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}
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// FetchOnce fetches the first page of releases updated since since, and
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// converts them to opportunities. If allowRateLimit is true, a 429 response
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// is waited out and retried; otherwise it fails with ErrRateLimitExceeded.
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func (ft *FindATender) FetchOnce(
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since time.Time,
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allowRateLimit bool,
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) ([]*types.Opportunity, error) {
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releases, err := ft.fetchOnce(RequestOptions{
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Since: since,
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AllowRateLimit: allowRateLimit,
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})
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if err != nil {
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return nil, err
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}
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return Convert(releases), nil
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}
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// FetchAll fetches every page of releases updated since since, following
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// each page's next link, and converts them to opportunities. allowRateLimit
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// behaves as for FetchOnce.
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func (ft *FindATender) FetchAll(
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since time.Time,
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allowRateLimit bool,
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) ([]*types.Opportunity, error) {
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releases, err := ft.fetchAll(RequestOptions{
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Since: since,
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AllowRateLimit: allowRateLimit,
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})
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if err != nil {
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return nil, err
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}
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return Convert(releases), nil
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}
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