terraform-provider-encapi/internal/provider/resource_status.go

package provider

import (
	"context"
	"fmt"

	"github.com/hashicorp/terraform-plugin-framework/diag"
	"github.com/hashicorp/terraform-plugin-framework/path"
	"github.com/hashicorp/terraform-plugin-framework/resource"
	"github.com/hashicorp/terraform-plugin-framework/resource/schema"
	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
	"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringdefault"
	"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringplanmodifier"
	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
	"github.com/hashicorp/terraform-plugin-framework/types"
)

var (
	_ resource.Resource                = &statusResource{}
	_ resource.ResourceWithImportState = &statusResource{}
)

type statusResource struct {
	client *apiClient
}

type statusResourceModel struct {
	Name        types.String `tfsdk:"name"`
	Description types.String `tfsdk:"description"`
}

func NewStatusResource() resource.Resource { return &statusResource{} }

func (r *statusResource) Metadata(_ context.Context, req resource.MetadataRequest, resp *resource.MetadataResponse) {
	resp.TypeName = req.ProviderTypeName + "_status"
}

func (r *statusResource) Schema(_ context.Context, _ resource.SchemaRequest, resp *resource.SchemaResponse) {
	resp.Schema = schema.Schema{
		Description: "A Puppet environment (Cobbler \"status\", e.g. testing, production, development). Nodes may only reference a status that exists.",
		Attributes: map[string]schema.Attribute{
			"name": schema.StringAttribute{
				Description: "Status/environment name.",
				Required:    true,
				PlanModifiers: []planmodifier.String{
					stringplanmodifier.RequiresReplace(),
				},
			},
			"description": schema.StringAttribute{
				Description: "Human-readable description.",
				Optional:    true,
				Computed:    true,
				Default:     stringdefault.StaticString(""),
			},
		},
	}
}

func (r *statusResource) Configure(_ context.Context, req resource.ConfigureRequest, resp *resource.ConfigureResponse) {
	if req.ProviderData == nil {
		return
	}
	client, ok := req.ProviderData.(*apiClient)
	if !ok {
		resp.Diagnostics.AddError("unexpected provider data type", fmt.Sprintf("got %T", req.ProviderData))
		return
	}
	r.client = client
}

func (r *statusResource) Create(ctx context.Context, req resource.CreateRequest, resp *resource.CreateResponse) {
	var plan statusResourceModel
	resp.Diagnostics.Append(req.Plan.Get(ctx, &plan)...)
	if resp.Diagnostics.HasError() {
		return
	}
	r.upsert(ctx, plan, &resp.Diagnostics, &resp.State)
}

func (r *statusResource) Update(ctx context.Context, req resource.UpdateRequest, resp *resource.UpdateResponse) {
	var plan statusResourceModel
	resp.Diagnostics.Append(req.Plan.Get(ctx, &plan)...)
	if resp.Diagnostics.HasError() {
		return
	}
	r.upsert(ctx, plan, &resp.Diagnostics, &resp.State)
}

func (r *statusResource) upsert(ctx context.Context, plan statusResourceModel, diags *diag.Diagnostics, state *tfsdk.State) {
	body := statusAPI{Name: plan.Name.ValueString(), Description: plan.Description.ValueString()}
	var out statusAPI
	if err := r.client.put(ctx, "/api/v1/statuses/"+pathEscape(body.Name), body, &out); err != nil {
		diags.AddError("upsert status failed", err.Error())
		return
	}
	diags.Append(state.Set(ctx, statusResourceModel{
		Name:        types.StringValue(out.Name),
		Description: types.StringValue(out.Description),
	})...)
}

func (r *statusResource) Read(ctx context.Context, req resource.ReadRequest, resp *resource.ReadResponse) {
	var state statusResourceModel
	resp.Diagnostics.Append(req.State.Get(ctx, &state)...)
	if resp.Diagnostics.HasError() {
		return
	}
	var out statusAPI
	if err := r.client.get(ctx, "/api/v1/statuses/"+pathEscape(state.Name.ValueString()), &out); err != nil {
		if isNotFound(err) {
			resp.State.RemoveResource(ctx)
			return
		}
		resp.Diagnostics.AddError("read status failed", err.Error())
		return
	}
	resp.Diagnostics.Append(resp.State.Set(ctx, statusResourceModel{
		Name:        types.StringValue(out.Name),
		Description: types.StringValue(out.Description),
	})...)
}

func (r *statusResource) Delete(ctx context.Context, req resource.DeleteRequest, resp *resource.DeleteResponse) {
	var state statusResourceModel
	resp.Diagnostics.Append(req.State.Get(ctx, &state)...)
	if resp.Diagnostics.HasError() {
		return
	}
	if err := r.client.del(ctx, "/api/v1/statuses/"+pathEscape(state.Name.ValueString())); err != nil {
		resp.Diagnostics.AddError("delete status failed", err.Error())
		return
	}
}

func (r *statusResource) ImportState(ctx context.Context, req resource.ImportStateRequest, resp *resource.ImportStateResponse) {
	resource.ImportStatePassthroughID(ctx, path.Root("name"), req, resp)
}