Jeffrey Smith
a36be83aaf
Co-authored-by: Jeffrey Smith <jasafpro@gmail.com> Co-committed-by: Jeffrey Smith <jasafpro@gmail.com>
91 lines
2.8 KiB
Go
91 lines
2.8 KiB
Go
package sandbox
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// settings_module.go — v0.2.0
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//
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// The settings module lets extensions read their resolved settings via
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// the three-tier cascade: global → team → user, respecting the
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// user_overridable flag per setting key.
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//
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// Always injected (no permission required — a package reads its own settings).
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//
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// Starlark API:
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// val = settings.get("key") # returns string, number, bool, or None
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// val = settings.get("key", "default") # returns default if key not set
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import (
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"context"
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"go.starlark.net/starlark"
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"go.starlark.net/starlarkstruct"
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"switchboard-core/store"
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)
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// BuildSettingsModule creates the "settings" Starlark module for a package.
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// It resolves the three-tier cascade (global → team → user) respecting
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// the user_overridable flag from the package manifest.
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func BuildSettingsModule(ctx context.Context, stores store.Stores, packageID, userID, teamID string) *starlarkstruct.Module {
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return MakeModule("settings", starlark.StringDict{
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"get": starlark.NewBuiltin("settings.get", settingsGet(ctx, stores, packageID, userID, teamID)),
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})
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}
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func settingsGet(ctx context.Context, stores store.Stores, packageID, userID, teamID string) func(*starlark.Thread, *starlark.Builtin, starlark.Tuple, []starlark.Tuple) (starlark.Value, error) {
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return func(_ *starlark.Thread, _ *starlark.Builtin, args starlark.Tuple, kwargs []starlark.Tuple) (starlark.Value, error) {
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var key string
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var defaultVal starlark.Value = starlark.None
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if err := starlark.UnpackPositionalArgs("settings.get", args, kwargs, 1, &key, &defaultVal); err != nil {
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return nil, err
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}
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if stores.Packages == nil {
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return defaultVal, nil
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}
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// Load global (admin) settings
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globalSettings, err := stores.Packages.GetPackageSettings(ctx, packageID)
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if err != nil {
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globalSettings = nil
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}
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// Load team settings if team context is available
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var teamSettings []byte
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if teamID != "" {
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ts, err := stores.Packages.GetTeamSettings(ctx, packageID, teamID)
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if err == nil {
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teamSettings = ts
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}
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}
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// Load user settings if user context is available
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var userSettings []byte
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if userID != "" {
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pus, err := stores.Packages.GetUserSettings(ctx, packageID, userID)
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if err == nil && pus != nil {
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userSettings = pus.Settings
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}
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}
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// Parse schema from manifest for user_overridable flags
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var schema []store.SettingSchema
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pkg, err := stores.Packages.Get(ctx, packageID)
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if err == nil && pkg != nil && pkg.Manifest != nil {
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schema = store.ParseSettingsSchema(pkg.Manifest)
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}
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// Resolve cascade
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merged := store.ResolveSettings(globalSettings, teamSettings, userSettings, schema)
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val, ok := merged[key]
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if !ok {
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return defaultVal, nil
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}
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sv, err := goToStarlark(val)
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if err != nil {
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return defaultVal, nil
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}
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return sv, nil
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}
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}
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